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Manual Location
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ENGINE PARTS - MODEL 330RB & 340RB 2 - CYCLE GAS TRIMMER ( Serial Number 901182756 and greater ) 3 42 19 4 18 6 5 17 7 37 11 38 39 43 40 13 3 21 8 14 9 1 22 42 10 54 2 12 20 41 23 15 26 16 27 28 52 44 50 53 45 31 30 51 32 24 33 46 29 35 31 49 48 55 25 47 36 34 Item Part No . Description 56 1 182059 Air Cleaner / Muffler Cover Assembly ( includes 2 & 42 ) 2 180350 Air Cleaner Filter 3 180351 Carburetor Mounting Screw Assembly Item Part No . Description 4 180226 Wavey Washer 35 181862 Housing Screw 5 182061 Choke Lever Assembly ( includes 6 ) 36 181345 Cover Screw 6 182070 Choke Knob and Screw 37 181074 Clutch Washer 7 182060 Choke Lever and Plate ( includes 5 ) 38 181445 Clutch Rotor Assembly 8 182204 Carburetor Assembly W / Limiter Caps 39 153592 Clutch Drum Assembly ( includes 9 & 21 ) 40 612468 Spring ( Model 340rb only ) 9 610675 Carburetor Gasket 41 181798 Clutch Cover Assembly ( includes 42 - 45 ) 10 181860 Carb Mount Screw 42 181345 Cover Screw 11 181054 Primer and Hose Assembly 43 181799 Bolt 12 182063 Carb Mount Assembly ( includes 10 , 13 & 15 ) 44 181810 Nut 13 684451 Reed Assembly 45 145569 Anti - Rotation Screw 14 181498 Power Shaft Assembly 46 181937 Module Assembly 15 612115 Carburetor Mount Gasket 47 610311 Spark Plug 16 180026 Crank Case Service Assembly 48 182065 Exhaust Gasket ( includes 10 , 14 & 24 ) 49 182066 Muffler Assembly ( includes 48 & 50 ) 17 612134 Rear Mounting Pad 50 147575 Muffler Mounting Bolt Assembly 18 181794 Fuel Tank Assembly ( includes 19 - 21 ) 51 180063 Cylinder Assembly ( includes 53 , 54 & 55 ) 19 181795 Fuel Cap Assembly 52 684449 Piston and Rod Assembly 20 181168 Fuel Return Line 53 610674 Cylinder Gasket 21 682039 Fuel Line Assembly 54 181870 Cylinder Bolt 22 145308 Front Mounting Pad 55 180753 Male Tab ( ground ) 23 153520 Shroud Assembly 56 181796 Leadwire Assembly 24 181861 Shroud Screw * 182067 Engine Gasket Kit 25 182064 Shroud Extension and Stand * 180602 O.E.M . Carburetor Repair Kit ( Walbro ) 26 180929 Flywheel Assembly * 180090 O.E.M . Carburetor Repair Kit ( Zama ) 27 181065 Spacer * 181069 Gasket Diaphragm Repair Kit ( Walbro ) 28 181597 Recoil Pulley Assembly * 180091 Gasket Diaphragm Repair Kit ( Zama ) 29 613102 Recoil Spring * 180530 Piston Ring 30 611061 Rope Guide * 180027 Short Block Assembly 31 181441 Pulley Retainer Assembly ( includes 10 , 14 , 16 , 24 , 47 , 51 - 54 ) 32 181079 Pull Handle * 181501 Starter Housing Screw Set 33 613103 Rope * 610309 Crankcase Seal 34 181797 Starter Housing Assembly ( includes 28 - 34 ) 35 181862 Housing Screw * Items Not Shown Issued 4 / 99
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BOOM AND TRIMMER PARTS - MODEL 330RB 2 - CYCLE GAS TRIMMER ( Serial Number 901182756 and greater ) 41 42 20b 22b 40 20b 35 7 38 9 6 21 43 36 37 39 22b 10 4 5 8 1 3 19a 2 11 24a 20a 12 Item Part No . Description 13 19a 1 160224 Throttle Housing & Trigger Assy . ( includes 2 & 3 ) 14 2 182312 Bolt 3 182313 Nut 15 22a 4 181816 Drive Shaft Housing Assy . 5 182314 Handle Bar Assembly ( includes 6 & 7 ) 19b 6 612831 Grip 18 20b 7 612021 Tube Closure 22b 8 683295 Handle Bracket Assy . ( includes 9 - 14 ) 16 17 9 181811 Screw 10 181812 Upper Handle Clamp 21 11 181813 Middle Handle Clamp 12 181814 Lower Handle Clamp 23 13 181815 Nut 14 145569 Anti - Rotation Screw 18 15 181817 Flex Drive Assy . 16 683304 Shield Mounting Screw 19b 17 180387 Shield and Blade Assy . 18 682061 Blade Assy . 24b 32 33 19a 147539 Shield Mounting Screw Assy . ( 1 piece Gearbox ) 19b 182200 Shield Mounting Hardware ( 2 piece Gearbox ) 20a 147677 Gearbox Mounting Screw ( 1 piece Gearbox ) 25 20b 182195 Gearbox Mounting Screw ( 2 piece Gearbox ) 21 145569 Anti - Rotation Screw 26 22a 147488 1 piece Gearbox Assy . ( includes 20a , 25 & 34 ) 25 22b 182193 2 piece Gearbox Assy . ( includes 20b , 21 , 38 - 43 ) 34 23 147492 Blade Shield 24a 147489 Blade Driver ( 1 piece Gearbox ) 27 24b 182196 Blade Driver ( 2 piece Gearbox ) 25 147490 Retaining Washer 26 612483 Spool Shaft 28 27 683301 Outer Spool w / Eyelet ( includes 28 ) 29 28 612026 Retainer 29 610636 Spring 30 30 147495 Inner Reel 2 Piece Gearbox 31 180814 Bump Head Knob Assy . 38 182191 Left Housing 32 145873 4 - Tooth Blade ( includes 33 ) 39 182192 Right Housing 33 613231 Blade Cover 31 40 182194 Pinon Gear Assy . 34 181699 Nut 41 182199 Output Shaft Bushing 35 160197 Shoulder Harness ( includes 36 ) 42 182198 Output Gear 36 180194 Harness Clip 43 182197 Output Shaft Assy . ( includes 41 & 42 ) 37 180858 Foam Pad Optional Accessories * 612454 Replacement Line , 0.095 Diameter * 147345 Reel and Line Assy . * 147498 Bump Head Assy . ( includes 27 - 31 ) * Items Not Shown Issued 4 / 99
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BOOM AND TRIMMER PARTS - MODEL 340RB 2 - CYCLE GAS TRIMMER ( Serial Number 901299969 and greater ) 47 48 26b 28b 46 41 26b 7 9 6 44 42 27 43 49 10 4 45 30b 5 8 1 3 2 25a 11 16 17 Item Part No . Description 12 30a 1 160224 Throttle Housing & Trigger Assy . 26a 13 ( includes 2 & 3 ) 2 182312 Bolt 14 25a 19 3 182313 Nut 18 4 182309 Upper Drive Shaft Housing and Assy . 15 5 160225 Handle Bar Assembly ( includes 6 & 7 ) 20 28a 21 6 612831 Grip 25b 7 612021 Tube Closure 24 26b 8 683295 Handle Bracket Assy . ( includes 9 - 14 ) 28b 9 181811 Screw 22 23 10 181812 Upper Handle Clamp 11 181813 Middle Handle Clamp 27 12 181814 Lower Handle Clamp 13 181815 Nut 29 14 145569 Anti - Rotation Screw 15 160511 Click - Link Coupler ( includes 16 - 19 ) 24 16 182057 Screw 17 181617 Bolt 25b 18 181618 Adjustment Knob ( includes 19 ) 30b 38 19 181886 Knob Retaining Nut 39 20 160226 Lower Drive Shaft Housing Assy . 21 181570 Lower Flex Drive Assy . 22 683304 Shield Mounting Screw 31 23 180387 Shield and Blade Assy . 24 682061 Blade Assy . 32 25a 147539 Shield Mounting Screw Assy . ( 1 piece Gearbox ) 31 25b 182200 Shield Mounting Hardware ( 2 piece Gearbox ) 40 26a 147677 Gearbox Mounting Screw ( 1 piece Gearbox ) 33 26b 182195 Gearbox Mounting Screw ( 2 piece Gearbox ) 27 145569 Anti - Rotation Screw 28a 147488 1 piece Gearbox Assy . ( includes 26a , 31 & 40 ) 34 28b 182193 2 piece Gearbox Assy . ( includes 26b , 27 , 44 - 49 ) 29 147492 Blade Shield 35 30a 147489 Blade Driver ( 1 piece Gearbox ) 36 30b 182196 Blade Driver ( 2 piece Gearbox ) 2 Piece Gearbox 31 147490 Retaining Washer 44 182191 Left Housing 32 612483 Spool Shaft 45 182192 Right Housing 33 683301 Outer Spool w / Eyelet ( includes 34 ) 46 182194 Pinon Gear Assy . 34 612026 Retainer 37 47 182199 Output Shaft Bushing 35 610636 Spring 48 182198 Output Gear 36 147495 Inner Reel 49 182197 Output Shaft Assy . ( includes 47 & 48 ) 37 180814 Bump Head Knob Assy . 38 145873 4 - Tooth Blade ( includes 39 ) Optional Accessories 39 613231 Blade Cover * 612454 Replacement Line , 0.095 Diameter 40 181699 Nut * 147345 Reel and Line Assy . 41 160197 Shoulder Harness ( includes 42 ) * 147498 Bump Head Assy . ( includes 33 - 37 ) 42 180194 Harness Clip 43 180858 Foam Pad * Items Not Shown Issued 4 / 99