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Summary of Contents for HS521

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Page 2: ...statements preceded by the following words m Indicates severe personal injury or death will result if instruc tions are not followed m Indicates a strong possibility of severe personal injury or deat...

Page 3: ...VEL ENGINE OIL LEVEL STARTING THE ENGINE SNOWTHROWER OPERATION HIGH ALTITUDE OPERATION STOPPING THE ENGINE MAINTENANCE MAINTENANCE SCHEDULE TOOL KIT ENGINE OIL CHANGE SPARK PLUG SERVICE SCRAPER INSPEC...

Page 4: ...1 SAFETY WARNING LABEL LOCATION Read these labels before operating the snowthrower CHUTE WHILE 3...

Page 5: ...ty of injury dur ing operation Do not use the snowthrower when visibility is poor Under conditions of poor visibility there is a greater risk of striking an obstacle or causing injury Never use the sn...

Page 6: ...not smoke or allow flames or sparks where the snowthrower is refueled or where gasoline is stored Refuel in a well ventilated area with the engine stopped Do not overfill the fuel tank and make sure...

Page 7: ...PONENT IDENTIFICATION AND FUNCTION CHUTE GUIDE HANDLE AUGER PADDLE Tkllr AUGER CLUTCH LEVER CENTER bADDLE ENGINE SWITCH CHOKE KNOB SPARK PLUG COVER tqciJali FUEL VALVE d ENGINE OIL DRAIN PLUG t LADE T...

Page 8: ...the electric starter AS Type FUEL VALVE STARTER BUTTON The fuel valve opens and closes the fuel line leading from the fuel tank to the carburetor Make sure that the valve is positioned exactly at eit...

Page 9: ...CHOKE KNOB Close the choke when the engine is cold or difficult to start CHOKE KNOB STARTER GRIP Pull this grip to start the engine STARTER 8...

Page 10: ...irection LOW AND NEAR HIGH AND FAR AUGER CLUTCH LEVER When the clutch lever is squeezed the snowthrowing mechanism is put into operation and the snowthrower moves forward AUGER CLUTCH LE NOTE Never sq...

Page 11: ...Never use stale or contaminated gasoline or an oil gasoline mixture Avoid getting dirt dust or w ater in the fuel tank Use of a lower octane gasoline can cause persistent pinging or heavy spark knock...

Page 12: ...lcohol gasohol be sure it s oc tane rating is at least as high as that recommended by Honda There are two types of gasohol one containing ethanol and the other containing methanol Do not use gasohol t...

Page 13: ...igh detergent premium quality motor oil certified to meet or exceed U S automobile manufacturers requirements for API Service Classifica tion SG SF CC CD Motor oils classified SG SF CC CD will show th...

Page 14: ...UNDEDOUTLET AN0 R 1 MINUTE WITHOUT POWER CORD 1 Turn the engine switch to the ON position A Type AS Type l To minimize the possibility of potentially dangerous electrical shocks always use a 3 conduct...

Page 15: ...ALVE 3 When the engine is cold move the choke to the CLOSE position CHOKE KNOB 4 Pull the starter grip lightly until you feel resistance then pull briskly m Damage may result if the starter grip is pu...

Page 16: ...before operating it again l To avoid serious engine damage never operate the starter while the engine is running l After the engine starts disconnect the power cord from the electrical outlet first a...

Page 17: ...your hand it will stop AUGER CLUTCH LEVER NOTE To move the snowthrower forward raise the handle up and away from the ground The snowthrower will move forward as long as the auger contacts the ground...

Page 18: ...ine is running l If the snow discharge chute becomes clogged stop the engine and use a trowel or long wooden stick to unclog it Never put your hand into the snow discharge chute while the engine is ru...

Page 19: ...alk the snowthrower slowly to remove hard or deep snow Push han dle down and forward for additional traction and overlap each swath if necessary 5 When the height of the snow is greater than the heigh...

Page 20: ...her than 6 000 feet above sea level have your authorized Honda Snowthrower dealer perform these carburetor modifications Even with suitable carburetor jetting engine horsepower will decrease ap proxim...

Page 21: ...n an emergency turn the engine switch OFF im mediately To stop the engine in normal circumstances 1 Turn to the engine switch to the OFF position FF A Type AS Type 2 Turn the fuel valve to the OFF pos...

Page 22: ...t the spark plug wire from the plug so the engine cannot be started l If the engine must be run make sure the area is well ventilated Exhaust gas contains poisonous carbon monoxide exposure can cause...

Page 23: ...________________________________________________________________ ________________ Readjust or channn Every 5 years I1 I 21 Fuel strainer cup sediment cup Clean Fuel tank and carburetor Drain Apply oil...

Page 24: ...TOOL KIT SPARK PLUG WRENCH WRENCH HANDLE 23...

Page 25: ...ed motor oil may cause skin cancer if repeatedly left in con tact with the skin for prolonged periods Although this is unlikely unless you handle used oil on a daily basis it is still advisable to tho...

Page 26: ...plug must be properly gap ped and free of deposits 1 Remove the spark plug cover then the spark plug cap 2 Clean any dirt from around the spark plug base 3 Use the wrench supplied in the tool kit to...

Page 27: ...with a spark plug wrench to com press the washer NOTE If installing a new spark plug tighten l 2 turn after the spark plug seats to compress the washer If reinstalling a used spark plug tighten l 8 to...

Page 28: ...ground and check that the scraper blade contacts the ground evenly Adjust the scraper blade if it does not contact the ground evenly 2 Check that the auger paddle ground clearance is O 2 mm O 0 08 in...

Page 29: ...raper blade fully 5 Adjust the auger paddle to ground clearance by rotating the holders NOTE l The holders can be set in four directions Be sure that all holders are set in the same directions l The b...

Page 30: ...hat the auger housing faces down 3 Remove the four self locking nuts and holders from the scraper and remove the scraper 4 Insert a new scraper into the auger housing securely 5 Install the self locki...

Page 31: ...cable is too taut ADJUSTMENT CLUTCii LEVER 15 to 35 mm 0 59 1 38 in 1 Loosen the belt cover bolts and remove the belt cover 2 Pull the cable boot up to expose the adjusting plate 3 Disconnect the cab...

Page 32: ...apart to increase free play ADJUSTING PLATE CABLE BOOT BELT TENSION SPRING CLUTCH CABLE 5 Connect the upper cable end to the clutch lever and check clutch lever free play again see page 30 Readjust i...

Page 33: ...ear before operation If the snow discharge performance drops while operating the snowthrower or if it is often clogged with snow the problem may be due to belt slippage 1 Check auger clutch lever free...

Page 34: ...lt should be adjusted if the length A of the drive belt tension spring is less than 30 mm I 18 in with the auger clutch lever squeezed fully If adjustment is required consult your authorized Honda dea...

Page 35: ...snowthrower by raising the front end of the housing using the stopper 3 Inspect the paddles to be sure they are in good condition and are se curely attached 4 Measure the distance from the outer edge...

Page 36: ...or allow flames or sparks in the area l Do not drain the fuel tank when the exhaust system is hot a Turn the fuel valve ON b Loosen the carburetor drain screw and drain the gasoline into a suitable c...

Page 37: ...ean motor oil into the cylinder Pull the starter grip slowly two or three times to distribute the oil Reinstall the spark plug S PARK PLUG COVER 4 Pull the starter grip until resistance is felt This c...

Page 38: ...Apply oil to the following parts for lubrication and rust prevention UTCH S 3 CHUTE ADJUSTING BOLT WHEEL SHAFT l Check all nuts bolts and fasteners and tighten securely if necessary 37...

Page 39: ...lve on Fuel should flow freely 5 Is there a spark at the spark plug a Remove the spark plug cap Clean any dirt from around the spark plug base then remove the spark plug b Install the spark plug in th...

Page 40: ...tarter AS Type Transistorized magneto 0 6e 0 63 US qt 0 53 Imp qt 1 251 0 33 US gal 0 27 Imp gal BPR5ES NGK WIGEPR U ND Items Overall length Overall width Overall height Dry weight Width of snow clear...

Page 41: ...r problem still has not been resolved to your satisfaction contact American Honda Motor Co Inc P O Box 100021 Duluth Georgia 30136 9421 Telephone 404 497 6400 We will need the following information in...

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