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OWNER'S MANUAL

MODEL NUMBER:

PR521

SNOW THROWER

 

Always Wear Eye Protection During Operation

IMPORTANT MANUAL 

Do Not Throw Away

 

WARNING:

Read the Owner's Manual and 

fol low all Warnings and Safety 

In struc tions.  Fail ure to do so 

can result in serious injury.

          439239  09.30.10  TH

Printed in the U.S.A.

Summary of Contents for 439239

Page 1: ...Always Wear Eye Protection During Operation IMPORTANT MANUAL Do Not Throw Away WARNING Read the Owner s Manual and follow all Warnings and Safety Instructions Failure to do so can result in serious i...

Page 2: ...ove all doormats sleds boards wires and other foreign objects 2 Disengage all clutches and shift into neutral before starting the engine motor if equipped 3 Donotoperatetheequipmentwithoutwearingadequ...

Page 3: ...rting the engine and for transporting the snow thrower in or out of the building Open the outside doors exhaust fumes are dangerous 8 Exercise extreme caution when operating on slopes 9 Neveroperateth...

Page 4: ...in literature supplied with the product Learn and under stand their meaning IMPORTANT Safety and instruction decals are located near areas of potential danger Replace damaged decals 2 2 7 2 2 7 3 49...

Page 5: ...dle knobs and pull out the two handle bolts until you can move the handle freely and rotate the handle to the operating position Figure 2 2 Tightenthehandleknobsuntiltheyaresnug Figure3 2 Installing t...

Page 6: ...tic oil is acceptable for use in cold temperatures 1 Move the snowthrower to a level surface 2 Clean around the dipstick Figure 6 NOTE Dipstick location may vary depending on engine type 3 Remove eith...

Page 7: ...o the gasoline IMPORTANT Do not use E85 blended fuels This engine is not E20 E30 E85 compatible Alternative fuels with high alcohol content can cause hard starting poor engine performance and may caus...

Page 8: ...r or the choke if the engine has been running and is hot Excessive priming may flood the engine and prevent it from starting 4 Connect an extension cord to the snowthrower and plug the other end into...

Page 9: ...he electric starter extensively can overheat and damage it If the engine does not start after this series of attempts wait at least 40 minutes to allow the starter to cool before attempting to start i...

Page 10: ...hute left and right to free it from any ice buildup With the ignition key in the Off position pull the recoil starter handle several times or connect the electrical cord to a power source and the snow...

Page 11: ...right sides of the machine from the normal operating position The best time to remove snow is the early morning At this time the snow is usually dry and has not been exposed to the direct sun and warm...

Page 12: ...adjusted to position 2 ensure that the auger stops properly when the control bar is released Inspecting the Auger Blades Before each session inspect the auger blades for wear When a auger blade edge h...

Page 13: ...fully pour oil into the oil fill hole until Full on the fill cap dipstick line Figure 26 Maxfill 18oz 0 5l type automotivedetergentoilwith an API service classification of SJ SL or higher Use Figure 2...

Page 14: ...IMPORTANT Replace a cracked fouled or dirty spark plug Do not clean the electrodes because grit entering the cylinder can damage the engine 11 Set the gap on the plug to 0 030 inch 0 76 mm Figure 30...

Page 15: ...new drive belt first around the engine pulley then the idler pulley and finally around the drive pulley while pressing down on the front of the idler arm Figure 32 5 Install the drive side cover with...

Page 16: ...by starting the engine and letting it run until the fuel lines and carburetor are empty Never use engine or carburetor cleaner products in the fuel tank or permanent damage may occur Use fresh fuel n...

Page 17: ...Engine idles or 1 Choke is in FULL position 1 Move choke to OFF position runs roughly 2 Blockage in fuel line 2 Clean fuel line 3 Stale fuel 3 Empty fuel tank carburetor refill with fresh clean gasoli...

Page 18: ...ent dimensions given in U S inches 1 inch 25 4 mm IMPORTANT Use only Original Equipment Manufacturer O E M replacement parts Failure to do so could be hazardous damage your snow thrower and void your...

Page 19: ...ETING PLASTIC W GRV 2 434876X431 2 PLATE CHUTE RETAINER 3 434875X431 1 PLATE CHUTE BASE 4 17411312 6 BOLT HEX WSH HD 13 16 X 3 4 5 434885X428 1 HANDLE CHUTE MS428 6 73970500 4 NUT LOCK HX W INS 5 16 1...

Page 20: ...inches 1 inch 25 4 mm IMPORTANT Use only Original Equipment Manufacturer O E M replacement parts Failure to do so could be hazardous damage your snow thrower and void your warranty 1 434805X431 1 BAIL...

Page 21: ...wer and void your warranty KEY PART NO NO QTY DESCRIPTION 1 72110407 12 BOLT CARRIAGE 2 5142H 1 PIN ROLL 3 16 X 1 1 4 3 199687 1 BOLT 1 4 20 1 50 4 434777X431 2 PLATE CENTER BLADE 5 132004 13 HEX NUT...

Page 22: ...12 2 10 8 9 10 10 6 15 15 7 14 5 17 SSST Shroud asm_14 18 19 20 19 20 21 NOTE All component dimensions given in U S inches 1 inch 25 4 mm IMPORTANT Use only Original Equipment Manufacturer O E M repla...

Page 23: ...R NON DRIVE SIDE MS428 2 435904X428 1 COVER DRIVE SIDE MS428 3 434883X421 1 TOP COVER 4 430220 1 CAP ASM FUEL 2 25 FR N CB E10 5 436235 1 BULB PRIMER 6 435407 1 KEY HOUSING 7 434867X428 1 TOP REAR COV...

Page 24: ...OTE All component dimensions given in U S inches 1 inch 25 4 mm IMPORTANT Use only Original Equipment Manufacturer O E M replacement parts Failure to do so could be hazardous damage your snow thrower...

Page 25: ...ge your snow thrower and void your warranty KEY PART NO NO QTY DESCRIPTION 1 435945 1 LCT ENGINE 2 434009X431 1 FRAME WELDMENT 3 431937X428 2 WHEEL 7X1 5 DMD GS 3SPK MS428 4 435417 2 NUT PUSH AXLE 0 5...

Page 26: ...void your warranty KEY PART NO NO QTY DESCRIPTION 1 434860 1 SPACER ENGINE CRANK 2 434502 1 KEEPER ENGINE BELT 3 426490 1 PULLEY ENG TRACTION 3 4 4 851074 1 WASHER HARDEN 5 437261 1 BELT V TRACTION 6...

Page 27: ...27 SERVICE NOTES...

Page 28: ...DEL NUMBER PR521 96188000500 ENGINE LCT COMPLETE ENGINE 435945 26 26A Electric Start Only 31 34 29 12 38 37 36 30 47 27 49 48 3 18 28 40 23 44 41 39 19 17 46 56 62 52 53 Included with part 40 50 22 65...

Page 29: ...ric Start Flywheel Assy If Equipped 26A 420585 Manual Start Flywheel Assy If Equipped 27 424969 High Oil Fill Tube Assy 28 420586 Flywheel Fan 29 420595 Ignition Coil Assy 30 420606 Crankcase Cover As...

Page 30: ...rental or commercial purposes is limited to 90 days from the date of origi nal purchase 5 This Warranty applies only to products which have been properly assembled adjusted operated and maintained in...

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