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CUSHION DECK TM PLUS Model No . 831.297980 Serial No . Find the serial number in the location shown below . Write the serial number in the space above for reference . Serial Number Decal _ CAUTION Read all precautions and instruc - USER'S UAL tions in this manual before using this equipment . Save this manual for future reference . SEARS , ROEBUCK AND CO . , HOFFMAN ESTATES , IL 60179
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CUSHION DECK TM PLUS TABLE OF CONTENTS IMPORTANT PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 BEFORE YOU BEGIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 OPERATION AND ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 HOW TO FOLD AND MOVE THE TREADMILL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 MAINTENANCE AND TROUBLE - SHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 CONDITIONING GUIDELINES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 PART LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 ORDERING REPLACEMENT PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Back Cover FULL 90 - DAY WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Back Cover Note : An EXPLODED DRAWING is attached in the center of this manual .
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iMPORTANT PRECAUTIONS m . . . . . DANGER . Toreductheer , skofburnsf , r , oe , lect . s ° hocko , r , njurtyopersonrse , adthe following important precautions and information before operating the treadmill . 1 . It is the responsibility of the owner to ensure of 400 volts or less and a minimum surge dis - that all users of this treadmill are adequately sipation of 450 joules . The surge suppressor informed of all warnings and precautions , must be electrically rated for 120 volts AC and 15 amps . 2 , Use the treadmill only as described in this manual . 12 . Keep the power cord and the surge suppres - sor away from heated surfaces . 3 . Place the treadmill on a level surface , with at least eight feet of clearance behind it . Do not 13 . Never move the walking belt while the power place the treadmill on any surface that blocks is turned off . Do not operate the treadmill if air openings . To protect the floor or carpet the power cord or plug is damaged , or if the from damage , place a mat under the treadmill , treadmill is not working pro perly . ( See BEFORE YOU BEGIN on page 5 if the tread - 4 . Keep the treadmill indoors , away from mois - mill is not working properly . ) ture and dust . Do not put the treadmill in a garage or covered patio , or near water . 14 . Never start the treadmill while you are stand - ing on the walking belt . Always hold the 5 . Do not operate the treadmill where aerosol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . products are used or where oxygen is being administered . 15 . The treadmill is capable of high speeds . Adjust the speed in small increments to avoid 6 . Keep children under the age of 12 and pets sudden jumps in speed . away from the treadmill at all times . 16 . The pulse sensor is not a medical device . 7 . The treadmill should not be used by persons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . weighing more than 250 pounds . ment , may affect the accuracy of heart rate readings . The pulse sensor is intended only 8 . Never allow more than one person on the as an exercise aid in determining heart rate treadmill at a time . trends in general . 9 . Wear appropriate exercise clothing when 17 . Never leave the treadmill unattended while it using the treadmill . Do not wear loose cloth - is running . Always remove the key , unplug ing that could become caught in the treadmill , the power cord and move the on / off switch to Athletic support clothes are recommended for the off position when the treadmill is not in both men and women . Always wear athletic use . ( See the drawing on page 5 for the Ioca - shoes . Never use the treadmill with bare feet , tion of the onloff switch . ) wearing only stockings , or in sandals . 18 . Do not attempt to raise , lower , or move the 10 . When connecting the power cord ( see page 7 ) , treadmill until it is properly assembled . ( See plug the power cord into a surge protector ASSEMBLY on page 6 , and HOW TO MOVE ( not included ) and plug the surge protector THE TREADMILL on page 13 . ) You must be into a grounded circuit capable of carrying 15 able to safely lift 45 pounds ( 20 kg ) in order to or more amps . No other appliance should be raise , lower , or move the treadmill . on the same circuit . Do not use an extension cord . 19 . Do not change the incline of the treadmill by placing objects under the treadmill . 11 . Use only a single - outlet surge suppressor that is UL 1449 listed as a transient voltage 20 . When folding or moving the treadmill , make surge suppressor ( TVSS ) . The surge suppres - sure that the storage latch is fully closed . sot must have a UL suppressed voltage rating
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scribed in this manual . Never remove the 21 . Inspect and tighten all parts of the treadmill regularly . motor hood unless instructed to do so by an authorized service representative . Servicing 22 . Never drop or insert any object into any other than the procedures in this manual opening . should be performed by an authorized service representative only . 23 . DANGER : Always unplug the power 24 . This treadmiJl is intended for in - home use cord immediately after use , before cleaning the treadmill , and before performing the main - only . Do not use this treadmill in any commer - tenance and adjustment procedures de - cial , rental , or institutional setting . t kWARNIN G : Before beginning this or any exercise program , consult your physician . This is especially important for persons over the age of 35 or persons with pre - existing health problems . Read all instructions before using . SEARS assumes no responsibility for personal injury or property damage sustained by or through the use of this product . SAVE THESE INSTRUCTIONS The decals shown at the right and below have been placed on your treadmill . If one of the decals is miss - • Never allow children on ing , or if it is not legible , please call our toll - free HELPLINE to order a free . or around treadmill . replacement decal ( see the back Storage latch must be fully engaged before cover of this manual ) . Apply the decal treadmill is moved or in the location shown . stored . • Incline must be set at lowest level before folding treadmill into storage position . CAUTiON KEEPHANDSAND FEETAWAY FROMTHiSAREAWHILETHE TREADMILLiS iN OPERATION . 4
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BEFORE YOU BEGIN Thank you for selecting the new PROFORM ® J8 tread - Monday through Saturday , 7 a . m . until 7 p . m . Central mill . The J8 treadmill combines advanced technology Time ( excluding holidays ) . To help us assist you , with innovative design to let you enjoy an excellent please note the product model number and serial num - form of cardiovascular exercise in the convenience and ber before calling . The model number of the treadmill is 831.297980 . The serial number can be found on a privacy of your home . And when you're not exercising , the unique J8 can be folded up , requiring less than half decal attached to the treadmill ( see the front cover of the floor space of other treadmills . this manual for the location ) . For your benefit , read this manual carefully before Before reading further , please review the drawing using the treadmill . If you have additional questions , below and familiarize yourself with the parts that are labeled . please call our toll - free HELPLINE at 1 - 800 - 736 - 6879 , Water Bottle Book Holder ( Bottle not included ) Accessory Holder Hand Weight Holder * - Handrail Storage Latch Key / Clip Pulse Sensor LEFT SIDE RIGHT SIDE Walking Belt On / Off Switch Circuit Breaker Foot Rails Front Wheel Power Cord Cushioned Walking Platform Rear Roller Adjustment Bolts - - * Optional hand weights add upper - body exercise to your workouts . To order hand weights , see the back cover of this manual . 5
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ASSEMBLY Assembly requires two people . Set the treadmill in a cleared area and remove all packing materials . Do not dispose of the packing materials until assembly is completed . No tools are required for assembly . Note : The underside of the treadmill walking belt is coated with high - performance lubricant . During shipping , a small amount of lubricant may be transferred to the top of the walking belt or the shipping carton . This is a normal condition and does not affect treadmill performance . If there is lubricant on top of the walking belt , simply wipe off the lubricant with a soft cloth and a mild , non - abrasive cleaner . 1 . With the help of a second person , carefully raise the Uprights ( 15 ) until the treadmill is in the position shown . 15 2 . If the Handrail Grips ( 91 ) are not attached , slide a Handrail Grip onto the square tube on the left Upright ( 15 ) . Attach the Handrail Grip with two Fasteners ( 63 ) . Attach the other Handrail Grip ( not shown ) to the right Upright . Note : Extra Fasteners may be included . If the Handrail Grips ( 91 ) do not touch the Uprights ( 15 ) , 91 squeeze the Handrail Grips and press them towards the \ Uprights repeatedly until the Handrail Grips touch the Uprights . Next , make sure the Lock Knob Sleeve ( 93 ) is fully in - 93 serted into the left Upright ( 15 ) . Remove the Lock Knob 63 ( 92 ) from the Lock Pin ( 97 ) . Make sure that the Lock Pin Collar ( 95 ) and the Spring ( 94 ) are on the Lock Pin . Insert the Lock Pin into the left Upright ( 15 ) and tighten the Lock Knob onto it . 3 . Remove the backing from the Adhesive Clip ( 29 ) . Press the Adhesive Clip onto the base of one of the Uprights ( 15 ) . Press the Allen Wrench ( 24 ) into the Adhesive Clip . 24 15 29 4 . Make sure that all parts are tightened before you use the treadmill . Place a mat under the treadmill to protect the floor or carpet . 6
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OPERATION AND ADJUSTMENT THE PERFORMANT LUBE TM WALKING BELT This product is for use on a nominal 120 - volt circuit , and has a grounding plug that looks like the plug illus - Your treadmill features a walking belt coated with trated in drawing 1 below . A temporary adapter that PERFORMANT LUBE TM , a high - performance lubricant . looks like the adapter illustrated in drawing 2 may be IMPORTANT : Never apply silicone spray or other used to connect the surge suppressor to a 2 - pole substances to the walking belt or the walking plat - receptacle as shown in drawing 2 if a properly form . Such substances will deteriorate the walking grounded outlet is not available . belt and cause excessive wear . HOW TO PLUG IN THE POWER CORD Outlet Box Suppressor DANGER : Improper connection Grounding Pin of the equipment - grounding conductor can result in an increased risk of electric shock . Check with a qualified electrician or service - man if you are in doubt as to whether the Grounding Pin product is properly grounded . Do not modify Grounded Outlet the plug provided with the product - - if it will Grounding Plug not fit the outlet , have a proper outlet installed by a qualified electrician . Grounded Outlet Box Adapter Your treadmill , like any other type of sophisticated electronic equipment , can be seriously damaged by sudden voltage changes in your home's power . Voltage surges , spikes , and noise interference can result from weather conditions or from other appliances being turned on or off . To decrease the possibility of your treadmill being damaged , always use a surge Metal Screw suppressor with your treadmill ( see drawing 1 at the right ) . Surge suppressors are sold at most hardware stores The temporary adapter should be used only until a and department stores . Use only a single - outlet surge properly grounded outlet ( drawing 1 ) can be installed suppressor that is UL 1449 listed as a transient voltage by a qualified electrician . surge suppressor ( TVSS ) . The surge suppressor must have a UL suppressed voltage rating of 400 volts or The green - colored rigid ear , lug , or the like extending less and a minimum surge dissipation of 450 joules . from the adapter must be connected to a permanent The surge suppressor must be electrically rated for ground such as a properly grounded outlet box cover . 120 volts AC and 15 amps . Whenever the adapter is used it must be held in place by a metal screw . Some 2 - pole receptacle outlet box This product must be grounded . If it should malfunc - covers are not grounded . Contact a qualified elec - tion or break down , grounding provides a path of least trician to determine if the outlet box cover is resistance for electric current to reduce the risk of elec - grounded before using an adapter . tric shock . This product is equipped with a cord having an equipment - grounding conductor and a grounding plug . Plug the power cord into a surge suppressor , and plug the surge suppressor into an appropriate outlet that is properly installed and grounded in accordance with all local codes and ordinances .
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CONSOLE DIAGRAM Program Indicators Displays LED Track Displays Program Indicators INCLINE SPEED f Note : If there is a sheet of clear plastic on the face of the console , remove it . STEP - BY - STEP CONSOLE OPERATION A CAUTION : Befoorpeerating the Note : The treadmill console can display speed and console , read the following precautions . distance in either miles or kilometers ( see SPEED / PACE DISPLAY on page 9 ) . For simplicity , all instruc - • Do not stand on the walking belt when turn - tions in this section refer to miles . ing on the power . Before operating the • Always wear the clip ( see the drawing above ) console , make sure that while operating the treadmill . If the key is the on / off switch , lo - pulled from the console , the walking belt will oPositionny cated near the power automatically stop . cord , is in the on posi - tion . • Adjust the speed in small increments to avoid sudden jumps in speed . Next , plug in the power cord ( see HOW TO PLUG IN THE POWER CORD on page 7 ) . Note : If the key is in • To reduce the possibility of electric shock , the console , remove it before plugging in the power keep the console dry . Avoid spilling liq uids cord . on the console , and place only a sealed water bottle in the water bottle holder . Step onto the foot rails of the treadmill . Find the clip attached to the key ( see the drawing above ) , and slide the clip onto the waistband of your clothing . Follow the FEATURES OF THE CONSOLE steps below to operate the console . The treadmill console offers an impressive array of HOW TO USE THE MANUAL MODE features designed to help you get the most from your workouts . When the manual mode is selected , the speed and incline of the treadmill can be changed with Insert the key into the console . n a touch of a button . As you exercise , an LED " track " and four displays will provide continuous exercise feed - A moment after the back . With the built - in pulse sensor , you can even key is inserted , the measure your heart rate . four displays and various indicators In addition , the console offers six workout programs . will light . Three programs automatically control the incline of the treadmill and three programs control the speed of the treadmill as they guide you through effective workouts .
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DISTANCE / LAPS Select the manual mode . B display - - This display shows the distance that When the key is the walking belt has inserted , the manual moved and the number mode will be selected , as shown by the of 1 / 4 - mile laps you have manual indicator . If completed . The display will alternate between one you have selected a number and the other every seven seconds ; the workout program , indicator will light when the number of laps is shown . press the mode button repeatedly until the manual indicator lights . TIME / INCLINE display - - This display _ 1 Press the START button and adjust the speed shows the elapsed time , , : , . , E ' 9 of the walking belt . and the incline level of \ l ' ' : ° " I1 TIME / INCLINE the treadmill . The display A moment after the START button is pressed , the will alternate between walking belt will begin to move . Hold the handrails one number and the other every seven seconds ; and carefully begin walking . the indicator will light when the incline is shown . Note : When a workout program is selected , the As you exercise , change the speed of the walking display will show the time remaining in the program . belt as desired by pressing the SPEED buttons . Each time one of the buttons is pressed , the CALS / FAT CALS / speed will change by 0.1 mph . The buttons can be PULSE display - - This held down to change the speed setting quickly . display shows the ap - ' - : , " , - : o ' , , y Note : tt may take a few seconds for the walking belt proximate numbers of to reach the selected speed setting . calories and fat calories I UiI I CALS / FAT CALS / PULSE you have burned ( see To stop the walking belt , press the STOP button . FAT BURNING on page 16 ) . Every seven sec - The TIME / INCLINE display will begin to flash . To onds , the display will change from one number to restart the walking belt , press the START button the other ; the indicator will light when the number again . To stop the walking belt and reset the dis - of fat calories is shown . This display will also plays , hold down the STOP button for two seconds . show your heart rate when the pulse sensor is used ( see step 6 ) . Adjust the incline of the treadmill as desired B To change the incline of the treadmill , press the INCLINE buttons . Each time one of the buttons is display - - This display I I I _ - I / , o _ pressed , the incline will change by 0.5 % . The but - shows the speed of the - LL - i j _ SPEED / PACE t walking belt and your SPEE / POACE tons can be held down to change the incline current pace ( pace is quickly . Note : It may take a few seconds for the measured in minutes per treadmill to reach the selected incline setting . mile ) . Every seven seconds , the display will change from one number to the other ; the indicator Follow your progress with the LED track and will light when your pace is shown . the four displays . Note : The console can The LED Track - - display distance , speed The LED track repre - and pace in either miles sents a distance of or kilometers . To see 1 / 4 mile . As you exer - which unit of measure - cise , the indicators ment is selected , hold around the track will down the STOP button while inserting the key into light one at a time the console . An " E , " for english miles , or an " M , " until you have com - for metric kilometers , will appear in the CALS / FAT pleted 1 / 4 mile . A new lap will then begin . CALS / PULSE display . If you want to change the unit of measurement , press the SPEED / _ , button . Remove and then reinsert the key .
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Note : The two AEROBIC programs are twenty Measure your heart rate , if desired . D minutes long ; the four FAT BURN programs are Stand on the thirty minutes long . The graphs on the sides of the Metal Contacts foot rails and console show how the incline or speed of the place your treadmill will change during the programs . During hands on the the AEROBIC programs , for example , the incline metal contacts or speed will gradually increase during the first ten on the handrail . minutes and then gradually decrease during the Your palms last ten minutes . Each program begins with a warm - up period and ends with a cool - down period . must be resting on the upper contacts , and Set a maximum incline or speed setting . i , - , , - , 7 D - CALS / FAT CALS / PULSE your fingers must be touching the If you selected an lower contacts - - incline program , a number will flash in the avoid moving your hands . When your heart rate is detected , the heart - shaped indicator in the TIME / INCLINE display . This number is the maxi - CALS / FAT CALS / PULSE display will flash mum incline that the steadily and a " P " will appear . After a few sec - onds , your heart rate will be shown . For the most treadmill will reach during the selected program . If accurate heart rate reading , continue to hold you want to change the maximum incline setting , the contacts for about 15 seconds . press the INCLINE _ , button . The maximum incline setting can be from 4 % to 10 % . If the setting is in - creased , the difficulty level of the entire program B hen you are finished exercising , press the STOP button and remove the key . will increase , tf the setting is decreased , the diffi - culty level of the entire program will decrease . Step onto the foot rails , press the STOP button and remove the key from the console . Keep the If you selected a speed key in a secure place . flash in the SPEED / = LL = 7 _ In addition , move the on / off switch to the off posi - PACE display . This sr'EE / o _ ACE program , a number will t i I number is the maximum tion and unplug the power cord . speed that the walking belt will reach during the selected program . If you HOW TO USE THE WORKOUT PROGRAMS want to change the maximum speed setting , press the SPEED / ' _ button . The maximum speed setting can be from 4 mph to 10 mph . If the setting is in - B Insert the key into the console . creased , the difficulty level of the entire program will increase , tf the setting is decreased , the diffi - A moment after the key is inserted , the four dis - culty level of the entire program will decrease . plays and various indicators will light . B Press the START button to start the program B ress the MODE button to select the desired workout program . A moment after the START button is pressed , the walking belt will begin to move . Hold the handrails When the key is inserted , the manual mode will be and carefully begin walking . selected , as shown by the manual indicator . If an incline program is selected : The incline of To select one of the treadmill will change automatically during the INCLINE PROGRAMS SPEED PROGRAMS the workout program as shown by the graphs on the left side of programs , the console . The speed of the walking belt can be press the mode changed by pressing the SPEED buttons . The time button repeat - remaining in the program will be shown in the edly until one of Program Indicators TIME / INCLINE display . When the program is com - the three incline pleted , the walking belt will slow to a stop . program indica - tors or one of the three speed program indicators lights . 10
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If the program is too dif - _ ollow your progress with the LED track and the four displays . ficult or too easy , the _ [ £ 5 difficulty level of the pro - gram can be adjusted . TIM / EINCLINEt See step 5 on page 9 . Press the INCLINE _ t _ or ' 7 button . A number will r _ Measure your heart rate , if desired . begin to flash in the TIME / INCLINE display . This number is the maximum incline that the treadmill See step 6 on page 10 . will reach during the program . Press the INCLINE / _ or ' q'button repeatedly to change the maximum incline setting . If the setting is increased , the diffi - B hen the program is completed , remove the culty level of the entire program will increase ; if the key . setting is decreased , the difficulty level of the entire Step onto the foot rails and remove the key from program will decrease . the console . Keep the key in a secure place . To stop the program for a moment , press the In addition , move the on / off switch to the off posi - STOP button . The TIME / INCLINE display will begin to flash . To restart the program , press the tion and unplug the power cord . START button again . To stop the program and THE INFORMATION MODE reset the displays , hold down the STOP button for two seconds . Note : Pressing the MODE button will To access the information mode , hold down the STOP also stop the program , reset the displays and se - lect a different mode . button while inserting the key into the console . The DISTANCE / LAPS If a speed program is selected : The speed of the display will show the total walking belt will change automatically during the number of miles that the program as shown by the graphs on the right side of the console . The incline of the treadmill can be walking belt has moved . changed by pressing the INCLINE buttons . The time remaining in the program will be shown in the TIME / INCLINE display . When the program is com - The TIME / INCLINE display will show the total number of pleted , the walking belt will slow to a stop . hours the treadmill has been \ , _ : , _ : i used . TIME / INCI INE t If the program is too dif - ficult or too easy , the i I l _ - I _ : _ difficulty level of the pro - = LL - J j / gram can be adjusted , sr'EE / oFACE An " E , " for english miles , or Press the SPEED A or an " M , " for metric kilometers , ' 7 button . A number will will appear in the CALS / FAT CALS / FAT CALS / PULSE CALS / PULSE display . If you begin to flash in the SPEED / PACE display . This want to change the unit of number is the maximum speed that the treadmill measurement , press the will reach during the program . Press the SPEED A SPEED A button . or ' _ button repeatedly to change the maximum speed setting . If the setting is increased , the diffi - To exit the mode , remove the key from the console . culty level of the entire program will increase ; if the setting is decreased , the difficulty level of the entire program will decrease . To stop the program for a moment , press the STOP button . The TIME / INCLINE display will begin to flash . To restart the program , press the START button again . To stop the program and reset the displays , hold down the STOP button for two seconds . Note : Pressing the MODE button will also stop the program , reset the displays and se - lect a different mode . 9 11
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THE OPTIONAL CHEST PULSE SENSOR THE OPTIONAL HAND WEIGHTS An optional chest pulse sensor adds even more Optional hand weights features to the console . The chest pulse sensor offers let you include upper - hands - free operation and continuously monitors your body exercise in your workouts . The hand heart rate during your workouts . To purchase the optional chest pulse sensor , please see the back weights fit into conve - cover of this manual . nience holders in the console . To purchase the optional hand weights , please see the back cover of this manual . HOW TO FOLD AND MOVE THE TREADMILL HOW TO FOLD THE TREADMILL FOR STORAGE Before folding the treadmill , adjust the incline to the lowest position . If this is not done , the treadmill may be permanently damaged . Next , unplug the power cord . CAU - TION : You must be able to safely lift 45 pounds ( 20 kg ) in order to raise , lower , or move the treadmill . Hold the treadmill with your hands in the locations shown at the right . CAUTION : To decrease the possibility of injury , bend your legs and keep your back straight . As you raise the treadmill , make sure to lift with your legs rather than your back . Raise the treadmill about halfway to the vertical position . . Move your right hand to the position shown and hold the Open treadmill firmly . Using your left hand , pull the latch knob to the left and hold it . Raise the treadmill until the latch pin is aligned with the hole in the catch . Insert the latch pin into the catch . Make sure that the latch pin is fully inserted into the catch . Closed To protect the floor or carpet from damage , place a mat under the treadmill . Keep the treadmill out of direct sunlight . Do not leave the treadmill in the storage position in temperatures above 85 ° Fahrenheit . 12
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HOW TO MOVE THE TREADMILL Before moving the treadmill , convert the treadmill to the storage position as described above . Make sure that the latch pin is fully inserted into the catch . Hold the handrails as shown and place one foot against a wheel . Do not hold or push on the book holder or the book holder may be damaged . . Tilt the treadmill back until it rolls freely on the front wheels . Carefully move the treadmill to the desired location . Never move the treadmill without tipping it back . To reduce the risk of injury , use extreme caution while moving the treadmill . Do not attempt to move the treadmill over an uneven surface . Base 3 . Place one foot on the base , and carefully lower the treadmill Front Wheels until it is resting in the storage position . HOW TO LOWER THE TREADMILL FOR USE Open Hold the upper end of the treadmill with your right hand as shown . Using your left hand , pull the latch knob to the left . . - . - . - . . - - ; - - - - \ - - L - - _ - \ and hold it . Pivot the treadmill down until the frame is past the pin . Slowly release the latch knob . Closed " _ ' _ / _ . I YKnob _ 2 . Hold the treadmill firmly with both hands , and lower the treadmill to the floor . CAUTION : To decrease the possibil - ity of injury , bend your legs and keep your back straight . 13
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MAINTENANCE AND TROUBLE - SHOOTING Most treadmill problems can be solved by following the simple steps below . Find the symptom that applies , and follow the steps listed . If further assistance is needed , call our toll - free HELPLINE at 1 - 800 - 736 - 6879 , Monday through Saturday , 7 a . m . until 7 p . m . Central Time ( excluding holidays ) . 1 . SYMPTOM : THE POWER DOES NOT TURN ON a . Make sure that the power cord is plugged into a surge suppressor , and that the surge suppressor is plugged into a properly grounded outlet ( see page 7 ) . Use only a single - outlet surge suppressor that is UL 1449 listed as a transient voltage surge suppressor ( TVSS ) . The surge suppressor must have a UL suppressed voltage rating of 400 volts or less and a minimum surge dissipation of 450 joules . The surge suppressor must be electrically rated for 120 volts AC and 15 amps . b . After the power cord has been plugged in , make sure that the key is inserted into the console as far as it will go . See step 1 on page 8 . c . Check the circuit breaker located on the treadmill near the C power cord . If the switch protrudes as shown , the circuit breaker has tripped . To reset the circuit breaker , wait for five Reset Tripped _ _ minutes and then press the switch back in . \ d . Check the on / off switch located on the treadmill near the power cord . The switch must be in the on position . Position on 2 . SYMPTOM : THE POWER TURNS OFF DURING USE a . Check the circuit breaker located on the treadmill frame near the power cord ( see 1 . c . above ) . If the circuit breaker has tripped , wait for five minutes and then press the switch back in . b . Make sure that the power cord is plugged in . c . Remove the key from the console . Reinsert the key fully into the console . See step 1 on page 10 . d . Make sure that the on / off switch is in the on position . e . If the treadmill still will not run , please call our toll - free HELPLINE 3 . SYMPTOM : THE PULSE SENSOR DOES NOT FUNCTION PROPERLY a . Make sure to stand on the foot rails and avoid moving your hands while measuring your heart rate . Excessive movement may interfere with heart rate readings . If the pulse sensor is not used correctly , your heart rate will not be shown . b . Do not hold the metal contacts too tightly ; doing so may interfere with heart rate readings . c . For the most accurate heart rate reading , hold the contacts for about 15 seconds . d . For optimal performance of the pulse sensor , keep the contacts clean . The contacts can be cleaned with a soft cloth - - never use alcohol , abrasives , or chemicals . 14
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4 . SYMPTOM : THE DISPLAYS OF THE CONSOLE DO NOT FUNCTION PROPERLY a . Remove the key from the console and UNPLUG THE POWER CORD . Remove the screws from the hood . Carefully remove the hood . Locate the Reed Switch ( 26 ) and the Magnet ( 107 ) on the left side of the Pulley ( 12 ) . Turn the Pulley until the Magnet is aligned with the Reed Switch . Make sure that the gap between the Magnet and the Reed Switch is about 1 / 8 " . If necessary , loosen the Reed Switch Screw ( 109 ) and move the Reed Switch slightly . Retighten the Screw . Re - attach the hood , and run the treadmill for a few minutes to check for a correct speed reading . 5 . SYMPTOM : The walking belt slows when walked on a . Use only a UL - listed surge protector , rated at 15 amps , with a 14 - gauge cord of five feet or less in length . b . If the walking belt is overtightened , treadmill performance may decrease and the walking belt may be permanently damaged . Remove the key and UNPLUG THE POWER CORD . Using the allen wrench , turn both rear roller adjustment bolts counterclock - wise , 1 / 4 of a turn . When the walking belt is properly tightened , you should be able to lift each side of the walking belt 3 to 4 inches off the walking platform . Be careful to keep the walking belt centered . Plug in the power cord , insert the key and run the treadmill for a few minutes . Repeat until the walking belt is prop - erly tightened . Rear Roller Adjustment Bolts c . If the walking belt still slows when walked on , please call our toll - free HELPLINE . 6 . SYMPTOM : The walking belt is off - center a . If the walking belt has shifted to the left , first remove the key and UNPLUG THE POWER CORD . Using the allen wrench , turn the left rear roller adjustment bolt clockwise , and the right bolt coun - terclockwise , 1 / 4 of a turn each . Be careful not to overtighten the walking belt . Plug in the power cord , insert the key and run the treadmill for a few minutes . Repeat until the walking belt is cen - tered . b . If the walking belt has shifted to the right , first remove the key and UNPLUG THE POWER CORD . Using the allen wrench , turn the left rear roller adjustment bolt counterclockwise , and the right bolt clockwise , 1 / 4 of a turn each . Be careful not to overtighten the walking belt . Plug in the power cord , insert the key and run the treadmill for a few minutes . Repeat until the walking belt is centered . 7 . SYMPTOM : The walking belt slips when walked on a . If the walking belt slips when walked on , first remove the key and UNPLUG THE POWER CORD . Using the allen wrench , turn both rear roller adjustment bolts clockwise , 1 / 4 of a turn . When the walking belt is correctly tightened , you should be able to lift each side of the walking belt 3 to 4 inches off the walking plat - form . Be careful to keep the walking belt centered . Plug in the power cord , insert the key and carefully walk on the treadmill for a few minutes . Repeat until the walking belt is properly tightened . 15
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CONDITIONING GUIDELINES uses easily accessible carbohydrate calories for en - ergy . Only after the first few minutes does your body _ WARNIN G : Befobreeginning this begin to use stored fat calories for energy . If your goal or any exercise program , consult your physi - is to burn fat , adjust the speed and incline of the tread - cian . This is especially important for individu - mill until your heart rate is near the lowest number in als over the age of 35 or individuals with pre - your training zone . It may also be helpful to use one of existing health problems . the console's FAT BURN programs ( see pages 10 to 13 ) . The pulse sensor is not a medical device . For maximum fat burning , adjust the speed and incline Various factors , including your movement . of the treadmill until your heart rate is near the middle may affect the accuracy of heart rate readings , number in your training zone . The sensor is intended only as an exercise aid in determining heart rate trends in general . Aerobic Exercise If your goal is to strengthen your cardiovascular sys - The following guidelines will help you to plan your ex - tem , your exercise must be " aerobic . " Aerobic exercise ercise program . Remember - - these are general guide - is activity that requires large amounts of oxygen for lines only . For more detailed exercise information , ob - prolonged periods of time . This increases the demand tain a reputable book or consult your physician . on the heart to pump blood to the muscles , and on the lungs to oxygenate the blood . For aerobic exercise , EXERCISE INTENSITY adjust the speed and incline of the treadmill until your heart rate is near the highest number in your training Whether your goal is to burn fat or to strengthen your zone . It may also be helpful to use one of the console's cardiovascular system , the key to achieving the AEROBIC programs ( see pages 10 to 13 ) . desired results is to exercise with the proper intensity . The proper intensity level can be found by using your WORKOUT GUIDELINES heart rate as a guide . The chart below shows recom - mended heart rates for fat burning and aerobic exercise . Each workout should include the following three parts : A Warm - up - - Start each workout with 5 to 10 minutes HEART RATE TRAINING ZONES of stretching and light exercise . A proper warm - up in - C 165 155 145 _ 130 125 115 creases your body temperature , heart rate and circula - MAX FAT BURN 145 138 130 125 118 110 103 FAT BURN 125 120 115 110 105 95 90 tion in preparation for exercise . L M _ xB _ ATe % _ - _ _ _ - 70 80 Training Zone Exercise - - After warming up , increase the intensity of your exercise until your pulse is in your training zone for 20 to 60 minutes . ( During the first few To find the proper heart rate for you , first find your age weeks of your exercise program , do not keep your near the bottom of the chart ( ages are rounded off to pulse in your training zone for longer than 20 minutes . ) the nearest ten years ) . Next , find the three numbers Breathe regularly and deeply as you exercise - - never above your age . The three numbers define your " train - hold your breath . ing zone . " The lower two numbers are recommended heart rates for fat burning ; the higher number is the A Cool - down - - Finish each workout with 5 to 10 min - recommended heart rate for aerobic exercise . utes of stretching to cool down . This will increase the flexibility of your muscles and will help prevent post - ex - To measure your heart rate during exercise , use the ercise problems . pulse sensor on the console . If your heart rate is too high or too low , adjust the speed and incline of the Exercise Frequency treadmill . To maintain or improve your condition , complete three Fat Burning workouts each week , with at least one day of rest be - tween workouts . After a few months , you may com - To burn fat effectively , you must exercise at a relatively plete up to five workouts each week if desired . The key low intensity level for a sustained period of time . to success is to make exercise a regular and enjoyable During the first few minutes of exercise , your body part of your everyday life . 16
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SUGGESTED STRETCHES The correct form for several basic stretches is shown at the right . Move slowly as you stretch - - never bounce . 1 . Toe Touch Stretch Stand with your knees bent slightly and slowly bend forward from your hips . Allow your back and shoulders to relax as you reach down toward your toes as far as possible . Hold for 15 counts , then relax . Repeat 3 times . Stretches : Hamstrings , back of knees and back . 2 . Hamstring Stretch Sit with one leg extended . Bring the sole of the opposite foot toward you and rest it against the inner thigh of your extended leg . Reach toward your toes as far as possible . Hold for 15 counts , then relax . Repeat 3 times for each leg . Stretches : Hamstrings , lower back and groin . 3 . Calf / Achilles Stretch With one leg in front of the other , reach forward and place your hands against a wall . Keep your back leg straight and your back foot flat on the floor . Bend your front leg , lean forward and move your hips toward the wall . Hold for 15 counts , then relax . Repeat 3 times for each leg . To cause further stretching of the achilles tendons , bend your back leg as well . Stretches : Calves , achilles tendons and ankles . 4 4 . Quadriceps Stretch With one hand against a wall for balance , reach back and grasp one foot with your other hand . Bring your heel as close to your buttocks as possible . Hold for 15 counts , then relax . Repeat 3 times for each leg . Stretches : Quadriceps and hip muscles . 5 . Inner Thigh Stretch Sit with the soles of your feet together and your knees outward . Pull your feet toward your groin area as far as possible . Hold for 15 counts , then relax . Repeat 3 times . Stretches : Quadriceps and hip muscles . 14 17
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PART LISTmModel No . 831.297980 R0399A To identify parts listed below , refer to the EXPLODED DRAWING attached in the center of this manual . Key Key No . Qty . Description No . Qty . Description 1 2 Center Track 51 1 Power Supply 2 2 Foot Rail 52 4 Plastic Stand - off 3 1 Left Foot Rail Cap 53 1 Power Cord 4 1 Front Roller Adjustment Nut 54 1 Grommet 5 4 Isolator 55 1 On / Off Switch 6 6 Bumper 56 1 Circuit Breaker 7 6 Platform Screw 57 1 Outlet Bracket 8 1 Walking Platform 58 1 Book Rack 9 2 Frame Pivot Bolt 59 2 Belt Guide 10 2 Frame Pivot Spacer 60 1 Shock 11 1 Walking Belt 61 1 Front Belly Pan 12 1 Front Roller / Pulley 62 1 Right Foot Rail Cap 13 28 Small Screw 63 26 Belly Pan Fastener 14 1 Motor Belt 64 1 Console Base 15 1 Base 65 2 Frame Guide Screw 16 1 Incline Frame 66 1 Frame Guide 17 2 Hood Bracket ( long ) 67 2 Rear Isolator 18 3 Bracket Clip 68 1 Belly Pan 19 4 Small Screw 69 0 Not Used 20 1 Console Plate 70 4 Hood Screw 21 8 Nut 71 1 Key / Clip 22 1 Lift Motor Shield 72 2 Rear Endcap Bracket 23 2 Incline Motor Bolt 73 1 Rear Endcap 24 1 Allen Wrench 74 2 Rear Endcap Pad 25 1 Incline Motor 75 7 Endcap Screw / Ground Screw 26 1 Reed Switch 76 2 Rear Roller Adj . Bolt 27 1 Upright Plug 77 2 Caution Decal 28 1 Upright Ground Screw 78 1 Latch Decal 29 1 Adhesive Clip 79 1 Frame 30 2 Wheel Bolt 80 2 Rear Deck Screw 31 2 Front Wheel 81 1 Console 32 1 Hood Bracket ( short ) 82 1 Latch Catch 33 1 Motor Pivot Nut 83 1 Rear Roller 34 1 Pulley / Flywheel / Fan 84 * * 1 Optional Hand Weight / Chest Pulse 35 1 Motor 85 1 Cable Tie 36 3 Motor Tension Bolt 86 2 Cable Tie Screw 37 1 Motor Tension Washer 87 2 Cable Tie Clamp 38 1 Star Washer 88 2 8 " Cable Tie 39 1 Motor Tension Nut 89 5 4 " Cable Tie 40 1 Motor Pivot Bolt 90 1 Upright Wire Harness 41 1 Motor Hood 91 2 Handrail Grip 42 1 Incline Motor Shield 92 1 Lock Knob 43 2 Incline Pivot Washer 93 1 Lock Knob Sleeve 44 3 Adj . Washer 94 1 Spring 45 * 1 MotorlPulleylFly . IFan 95 1 Lock Pin Collar 46 1 Front Roller Adj . Bolt 96 1 Pin Clip 47 1 Choke 97 1 Lock Pin 48 1 Electronics Bracket 98 1 8 " Wire Harness 49 1 Controller 99 4 Pulse Sensor Plate 50 1 Electronics Shield 100 1 Ground Wire 18
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Key Key No . Qty . Description No . Qty . Description 101 " 1 Pulse Bar # 1 14 " White Wire , 2 F 102 32 Screw # 1 8 " White Wire , M / F 103 2 Pulse Bar Washer # 1 4 " White Wire , M / F 104 2 Pulse Bar Bolt # 1 4 " Black Wire , 2 F # 105 4 Upright Endcap 1 4 " Black Wire , MIRing # 106 1 Upright Grommet 1 9 " Black Wire , M / F # 1 8 " Blue Wire , 2 F 107 1 Magnet # 108 1 Incline Motor Spacer 1 8 " Red Wire , M / F 109 1 Reed Switch Screw # 1 8 " Green Wire , FIRing # 1 User's Manual 110 1 Reed Switch Clip 111 2 Endcap Spacer 112 1 Optic Switch N ut # These parts are not illustrated 113 1 Optic Switch Washer * Includes all parts shown in the box 114 1 Optic Switch Bolt 115 1 Optic Switch * * For more information about the optional pulse kit 116 1 Incline Disk and weights , see page 12 . Specifications are subject to change without notice . For information about ordering replacement parts , see the back cover of this manual . 19
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EXPLODED DRAWING - - Model No . 831.297980 Ro399 , _ 35 - / 36 102 82 8O 67 k \ 8O / 68 76 72 , t - 63 19
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EXPLODED DRAWING - - Model No . 831.297980 Ro399A 105 84 * * / / / / / 91 i ¸ / ? 7O / ' t 63 104 86 7O 41 f 87 / 7o 13 - - "
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The model number and serial number of your PROFORM ® J8 Model No . 831.297980 treadmill are listed on a decal attached to the frame . See the front cover of this manual to find the location of the decal . All replacement parts are available for immediate purchase or QUESTIONS ? special order when you visit your nearest SEARS Service Center . To request service or to order parts by telephone , call the toll - free If you find that : numbers listed at the left . • you need help assembling or operating the PROFORM J8 When requesting help or service , or ordering parts , please be treadmill prepared to provide the following information : • a part is missing • The NAME OF THE PRODUCT ( PROFORM ® J8 treadmill ) • or you need to schedule repair service • The MODEL NUMBER OF THE PRODUCT ( 831.297980 ) call our toll - free HELPLINE • The KEY NUMBER AND DESCRIPTION OF THE PART ( see the EXPLODED DRAWING and PART LIST included in this manual ) 1 - 800 - 736 - 6879 Monday - Saturday , 7 am - 7 pm Central Time ( excluding holidays ) REPLACEMENT PARTS If parts become worn and need to be replaced , call the following toll - free number 1 - 800 - FON - PART ( 1 - 800 - 366 - 7278 ) FULL 90 DAY WARRANTY For 90 days from the date of purchase , if failure occurs due to defect in material or workmanship in this SEARS TREADMILL EXERCISER , contact the nearest SEARS Service Center throughout the United States and SEARS will repair or replace the TREADMILL EXERCISER , free of charge . This warranty does not apply when the TREADMILL EXERCISER is used commercially or for rental pur - poses . This warranty gives you specific legal rights , and you may also have other rights which vary from state to state . SEARS , ROEBUCK AND CO . , DEPT . 817WA , HOFFMAN ESTATES , IL 60179 Part No . 149122 H03794 - C R0399A Printed in USA © 1999 Sears , Roebuck and Co .