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8

MOWING TIPS 

CAUTION:  Do not use de-thatcher blade 
attachments on your mower. Such attach-
ments are hazardous, will damage your 
mower and could void your warranty.

•      Under  certain  conditions,  such  as  very  tall  grass,  it 

may be necessary to raise the height of cut to reduce 
pushing effort and to keep from overloading the engine 
and leaving clumps of grass clippings. It may also be 
necessary to reduce ground speed  and/or run the lawn 
mower over the area a second time.

•     For extremely heavy cutting, reduce the width of cut 

by overlapping previously cut path and mow slowly.

•      For better grass bagging and most cutting conditions, 

the engine speed should be set in the FAST position.

•     Pores in cloth grass catchers can become fi lled with 

dirt and dust with use and catchers will collect less 
grass.  To prevent this, regularly hose catcher off with 
water and let dry before using.

•      Keep top of engine around starter clear and clean of 

grass clippings and chaff.  This will help engine air fl ow 
and extend engine life.

MULCHING MOWING TIPS

IMPORTANT:  FOR BEST PERFORMANCE, KEEP MOWER 
HOUSING FREE OF BUILT-UP GRASS AND TRASH. SEE 
“CLEANING” IN MAINTENANCE SECTION OF THIS MANUAL.

•     The special mulching blade will recut the grass clip-

pings many times and reduce them in size so that as 
they fall onto the lawn they will disperse into the grass 
and not be noticed.  Also, the mulched grass will biode-
grade quickly to provide nutrients for the lawn.  Always 
mulch with your highest engine (blade) speed as this 
will provide the best recutting action of the blades.

•        Avoid cutting your lawn when it is wet.  Wet grass tends 

to form clumps and interferes with the mulching action.  
The best time to mow your lawn is the early afternoon.  
At this time the grass has dried, yet the newly cut area 
will not be exposed to direct sunlight.

•      For best results, adjust the lawn mower cutting height 

so that the lawn mower cuts off only the top one-third 
of the grass blades (See Fig. 9).  If the lawn is over-
grown it will be necessary to raise the height of cut to 
reduce pushing effort and to keep from overloading 
the engine and leaving clumps of mulched grass. For 
extremely heavy mulching, reduce your width of cut by 
overlapping previously cut path and mow slowly.

•         Change the oil after every 25 hours of operation or each 

season.  You may need to change the oil more often un-
der dusty, dirty conditions.  See “TO CHANGE ENGINE 
OIL” in the Maintenance section of this manual.

ADD GASOLINE

•      Fill fuel tank to bottom of tank fi ller neck.  Do not over-

fi ll.  Use fresh, clean, regular unleaded gasoline with 
a minimum of 87 octane.  Do not mix oil with gasoline.  
Purchase fuel in quan ti ties that can be used within 30 
days to assure fuel freshness.

CAUTION:  Wipe off any spilled oil or 
fuel.  Do not store, spill or use gasoline 
near an open fl ame.

Alcohol blended fuels (called gasohol 
or using ethanol or methanol) can at-
tract moisture which leads to separation 
and for ma tion of acids during storage.  
Acidic gas can damage the fuel sys-
tem of an engine while in storage.  To 
avoid engine problems, the fuel system 
should be emptied before stor age of 30 
days or longer.  Empty the gas tank, 
start the engine and let it run until the 
fuel lines and carburetor are empty.  Use 
fresh fuel next season.  See Storage 
In struc tions for additional information.  
Never use engine or carburetor cleaner 
products in the fuel tank or permanent 
damage may occur.

OPERATION

FIG. 9

MAX 1/3

TO STOP ENGINE

•      To  stop  engine,  release  operator  presence  con trol 

bar.

TO START ENGINE

NOTE: Due to protective coatings on the engine, a small 
amount of smoke may be present during the initial use of 
the product and should be considered normal.

1.   To start a cold engine, push primer three (3) times 

before trying to start. Use a fi rm push. This step is not 
usually necessary when starting an engine which has 
already run for a few minutes.

2.      Hold operator presence control bar down to the han dle 

and pull starter handle quickly. Do not allow starter rope 
to snap back.

NOTE:  In cooler weather it may be necessary to repeat 
priming steps. In warmer weather over priming may cause 
fl ooding and engine will not start. If you do fl ood engine, 
wait a few minutes before attempting to start and do not 
repeat priming steps. 

•        Certain types of grass and grass conditions may require 

that an area be mulched a second time to completely 
hide the clippings.  When doing a second cut, mow 
across (perpendicular) to the fi rst cut path.

•      Change your cutting pattern from week to week.  Mow 

North–South one week, then change to East–West the 
next week.  This helps prevent matting/graining of lawn.

Содержание 6521CM

Страница 1: ...6521CM Owner s Manual 96133000401 2008 01 532 41 87 01 01 02 08 BY Printed in U S A ...

Страница 2: ...vices in place See manufacturer s instructions for proper operation and installation of accessories Only use accessories approved by the manufacturer Stop the blade s when crossing gravel drives walks or roads Stop the engine motor whenever you leave the equip ment before cleaning the mower or unclogging the chute Shuttheengine motor offandwaituntilthebladecomes to complete stop before removing gr...

Страница 3: ...led on clothing change clothing immedi ately Never overfill fuel tank Replace gas cap and tighten securely V GENERAL SERVICE Never run a machine inside a closed area Never make adjustments or repairs with the engine motor running Disconnect spark plug wire and keep wire away from plug to prevent accidental starting Keep nuts and bolts especially blade attachement bolts tight and keep equipment in ...

Страница 4: ...d ready to be used as a mulcher To convert mower to bagging or discharging see TO CONVERT MOWER in the Operation section of this manual FIG 1 OPERATOR PRESENCE CONTROL BAR HANDLE KNOB LIFT UP LIFT UP LOWER HANDLE MOWING POSITION UPPER HANDLE FIG 2 FRAME HANDLE VINYL BINDINGS FRAME OPENING TO REMOVE LAWN MOWER FROM CARTON 1 Remove loose parts included with mower 2 Cut down two end corners of carton...

Страница 5: ...CE CONTROL BAR must be held down to the handle to start the engine Release to stop the engine STARTER HANDLE used for starting the engine HOUSING GRASS CATCHER PRIMER pumps additional fuel from the carburetor to the cylinder for use when starting a cold engine MULCHER DOOR allows conversion to discharge or bagging operation OPERATOR PRESENCE CONTROL BAR WHEEL ADJUSTER ON EACH WHEEL STARTER HANDLE ...

Страница 6: ...terlevertoward wheel Movewheelupordowntosuityourrequirements Be sure all wheels are in the same setting NOTE Adjusterisproperlypositionedwhenplatetabinserts into hole in lever Also 9 position adjusters if so equipped allow lever to be positioned between the plate tabs The operation of any lawn mower can result in foreign objects thrown into the eyes which can result in severe eye damage Always wea...

Страница 7: ...ine with oil or it will smoke on startup 1 Be sure lawnmower is level 2 Remove oil dipstick from oil fill spout 3 You receive a container of oil with the unit Slowly pour the entire container down the oil fill spout into the engine NOTE Initial oil fill requires only 18 oz due to residual oil in engine from the manufacturers 100 quality testing When changing oil you may need 20 oz 4 Insert and tig...

Страница 8: ...our width of cut by overlapping previously cut path and mow slowly Changetheoilafterevery25hoursofoperationoreach season Youmayneedtochangetheoilmoreoftenun derdusty dirtyconditions See TOCHANGEENGINE OIL in the Maintenance section of this manual ADD GASOLINE Fill fuel tank to bottom of tank filler neck Do not over fill Use fresh clean regular unleaded gasoline with a minimum of 87 octane Do not m...

Страница 9: ...ected to operator abuse or negligence To receivefullvaluefromthewarranty operatormustmaintain mower as instructed in this manual Some adjustments will need to be made periodically to properly maintain your unit At least once a season check to see if you should make any of the adjustments described in the Service and Ad justments section of this manual At least once a year replace the spark plug cl...

Страница 10: ...donotrecommendsharpening blade but if you do be sure the blade is balanced An unbalanced blade will cause eventual damage to lawn mower or engine The blade can be sharpened with a file or on a grinding wheel Do not attempt to sharpen while on the mower MAINTENANCE FIG 10 BLADE BOLT HARDENED WASHER LOCK WASHER BLADE ADAPTER KEY BLADE TRAILING EDGE CRANKSHAFT KEYWAY CRANKSHAFT To check blade balance...

Страница 11: ...ilt cover to remove 2 Carefully remove cartridge 3 Clean by gently tapping on a flat surface If very dirty replace cartridge CAUTION Petroleumsolvents suchas kerosene are not to be used to clean cartridge Theymaycausedeterioration of the cartridge Do not oil cartridge Do not use pressurized air to clean or dry cartridge 4 Install cartridge then replace cover making sure the tabs are aligned with t...

Страница 12: ...re the blade and all moving parts have completely stopped 3 Disconnect spark plug wire from spark plug and place where it cannot come in contact with plug ENGINE Maintenance repair or replacement of the emission con trol devices and systems which are being done at the customers expense may be performed by any non road engine repair establishment or individual Warranty repairs mustbeperformedbyanau...

Страница 13: ...er products in the fuel tank or permanent damage may occur Use fresh fuel next season NOTE Fuel stabilizer is an acceptable alternative in mini mizing the formation of fuel gum deposits during storage Add stabilizer to gasoline in fuel tank or storage container Always follow the mix ratio found on stabilizer container Run engine at least 10 minutes after adding stabilizer to allow the stabilizer t...

Страница 14: ... 6 Cut at slower walking speed Poor cut 1 Worn bent or loose blade 1 Replace blade Tighten blade bolt uneven 2 Wheel heights uneven 2 Set all wheels at same height 3 Buildup of grass leaves and trash under 3 Clean underside of mower housing mower Excessive 1 Worn bent or loose blade 1 Replace blade Tighten blade bolt vibration 2 Bent engine crankshaft 2 Contact a qualified service center Starter r...

Страница 15: ...15 SERVICE NOTES ...

Страница 16: ...16 ROTARY LAWN MOWER MODEL NUMBER 6521CM 96133000401 PRODUCT NUMBER 961 33 00 04 ...

Страница 17: ...lock 40 532 41 19 49 Frame Grassbag KEY PART NO NO DESCRIPTION 41 532 08 86 52 Hinge Screw 42 532 40 54 21 Spring Rear Door LH 43 532 40 54 23 Spring Rear Door RH 44 532 18 41 93 Bolt Rear Door 45 532 15 04 06 Hex Head Thread Rolling Screw 3 8 16 x 1 46 532 40 47 63 Danger Decal 47 532 16 67 85 Locknut Hex 5 16 18 48 532 41 06 01 Axle Arm Assembly Rear RH 49 532 41 08 15 Wheel Tire Assembly Rear 1...

Страница 18: ...as received a separate warranty with product at time of purchase SECTION 2 HUSQVARNA S OBLIGATIONS UNDER THE WARRANTY Husqvarna will repair or replace defective components without charge for parts or labor if a component fails because of a defect in material or workmanship during the warranty period SECTION 3 ITEMS NOT COVERED BY THIS WARRANTY The following items are not covered by this warranty 1...

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