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•   If lubricant is required, use only Texaco 

Starplex Pre mi um 1 Grease, Part No. 
750369.  Do not substitute.

ENGINE

LUBRICATION

Use only high quality detergent oil rated 
with API service classifi cation SG–SL.
Select the oil's SAE viscosity grade 
according to your expected operating 
temperature.

5.   Slowly pour oil down the oil fi ll spout, 

stopping every few ounces to check 
the oil level with the dipstick.

6.   Stop adding oil when you reach the 

FULL mark on the dipstick.  Wait a 
minute to allow oil to settle.

7.   Continue adding small amounts of oil, 

rechecking the dipstick until oil level 
settles at FULL.  DO NOT overfi ll, or 
engine will smoke heavily from the 
muffl er on startup.

8.   Always be sure to retighten oil dipstick 

before starting engine.

9.   Re con nect spark plug wire to plug.

AIR FILTER 

Your engine will not run properly and may 
be damaged by using a dirty air fi lter. 
Replace the air fi lter cartridge every 100 
hours of op er a tion or every season, which-
 ev er occurs fi rst.  Service air cleaner more 
often under dusty conditions.

TO CLEAN AIR FILTER
1.   Loosen screw and tilt cover to re move.
2.   Carefully remove cartridge.
3.   Clean by gently tapping on a fl at sur-

face. If very dirty, replace car tridge.

 CAUTION:

  Pe tro leum solvents, such as 

ker o sene, are not to be used to clean car-
 tridge. They may cause de te ri o ra tion of the 
cartridge. Do not oil car tridge. Do not use 
pres sur ized air to clean or dry car tridge.
4.   Install cartridge, then replace cover 

making sure the tabs are aligned with 
the slots in the back plate. Fasten 
screw securely. 

NOTE:

  Although multi-viscosity oils 

(5W30, 10W30 etc.) improve starting in 
cold weather, these multi-viscosity oils will 
result in increased oil consumption when 
used above 32°F. Check your engine oil 
level more frequently to avoid possible 
engine damage from running low on oil.
Change the oil after every 25 hours of 
operation or at least once a year if the 
lawn mower is not used for 25 hours in 
one year.
Check the crankcase oil level before 
starting the engine and after each fi ve (5) 
hours of continuous use. Tighten oil plug 
securely each time you check the oil level.

TO CHANGE ENGINE OIL

NOTE

:  Before tipping lawn mower to drain 

oil, empty fuel tank by running engine until 
fuel tank is empty.
1.   Disconnect spark plug wire from spark 

plug and place wire where it cannot 
come in contact with plug.

2.   Remove engine oil cap; lay aside on a 

clean surface.

3.   Tip lawn mower on its side as shown 

and drain oil into a suitable container. 
Rock lawn mower back and forth to re-
move any oil trapped inside of engine.

TEMPERATURE RANGE ANTICIPATED BEFORE NEXT OIL CHANGE

SAE VISCOSITY GRADES

-20

0

30

40

80

100

-30

-20

0

20

30

40

F
C

32

-10

10

60

5W-30

SAE 30

Container

4.   Wipe off any spilled oil from lawn 

mower or side of engine.

Slots

Lip

Cover 

tabs

Back plate

Cartridge

Cover

MUFFLER

Inspect and replace corroded muffl er as it 
could create a fi re hazard and/or dam age.

SPARK PLUG

Replace spark plug at the beginning of 
each mowing season or after every 100 
hours of operation, whichever occurs 
fi rst.  Spark plug type and gap setting 
are shown in the “PROD UCT SPEC I FI C-
A TIONS” section of this manual.

Summary of Contents for 917.37706

Page 1: ...ll Safety Rules and Instructions before operating this equipment Owner s Manual ROTARY LAWN MOWER 6 5 Horsepower Power Propelled 21 Multi Cut Sears Roebuck and Co Hoffman Estates IL 60179 U S A Visit our Craftsman website www sears com craftsman ...

Page 2: ...ash hands after handling CAUTION Muffler and other engine parts become extremely hot during operation and remain hot after engine has stopped To avoid severe burns on contact stay away from these areas LIMITED TWO YEAR WARRANTY ON CRAFTSMAN POWER MOWER For two years from date of purchase when this Craftsman Lawn Mower is maintained lubricated and tuned up according to the operating and maintenance...

Page 3: ...ch anism or drive clutch on mowers so equipped before starting the engine If the equipment should start to vibrate abnormally stop the engine motor and check immediately for the cause Vibra tion is generally a warning of trouble Always wear safety goggles or safety glasses with side shields when oper ating mower II SLOPE OPERATION Slopes are a major factor related to slip fall accidents which can ...

Page 4: ...subject to wear damage and deterioration which could expose moving parts or allow objects to be thrown Frequently check components and replace with manufacturer s recommended parts when necessary Mower blades are sharp and can cut Wrap the blade s or wear gloves and use extra caution when servicing them Do not change the engine governor set ting or overspeed the engine Maintain or replace safety a...

Page 5: ...be fixed Discount of 10 from regular price of service and service related parts not covered by the agreement also 10 off regular price of preventive mainte nance check Fast help by phone phone support from a Sears technician on products requiring in home repair plus conve nient repair scheduling Once you purchase the Agreement a simple phone call is all that it takes for you to schedule service Yo...

Page 6: ...ely Use the correct tools as necessary to ensure proper tightness TO INSTALL ATTACHMENTS Your lawn mower was shipped ready to be used as a mulcher To convert to bag ging see TO CONVERT MOWER in the Operation section of this manual TO REMOVE MOWER FROM CARTON 1 Removeloosepartsincludedwithmower 2 Cut down two end corners of carton and lay end panel down flat 3 Remove all packing materials except pa...

Page 7: ...handle to start the engine Release to stop the engine Drive control bar used to engage power propelled forward motion of mower Starter handle used for starting engine These symbols may appear on your lawn mower or in literature supplied with the product Learn and understand their meaning IMPORTANT This lawn mower is shipped WITHOUT OIL OR GASOLINE in the engine Mulcher door allows conversion to di...

Page 8: ...disengagedrivewheels DRIVE CONTROL ADJUSTMENT Over time the drive control system may be come loose resulting in decreased speed There is a turnbuckle on the underside of the drive control housing to increase tension on the drive cable Proceed as follows 1 Turn unit off and disconnect spark plug wire from spark plug 2 Turn nut on underside of drive control to increase drive speed 3 Operate mower to...

Page 9: ...VERTING YOUR LAWN MOWER FOR MULCHING 1 Rear mulcher plug installed 2 Mulcher door closed FOR REAR BAGGING 1 Rear mulcher plug removed 2 Grass catcher installed 3 Mulcher door closed FOR SIDE DISCHARGING 1 Rear mulcher plug installed 2 Discharge deflector installed CAUTION Do not run your lawn mower without mulcher plug or approved grass catcher in place Never attempt to operate the lawn mower with...

Page 10: ... quantities that can be used within 30 days to assure fuel fresh ness CAUTION Wipe off any spilled oil or fuel Do not store spill or use gasoline near an open flame CAUTION Alcohol blended fuels called gasohol or using ethanol or metha nol can attract moisture which leads to separation and formation of acids during storage Acidic gas can damage the fuel system of an engine while in storage To avoi...

Page 11: ...and mow slowly 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 sec ond cut mow across perpendicular to the first cut path Change your cutting pattern from week to week Mow north to south one week then change to east to west the next week This will help prevent matting and graining of the lawn MAX 1 3 MOWING...

Page 12: ...erator abuse or negligence To receive full value from the warranty operator must maintain unit 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 Adjustments section of this manual At least once a year replace the spark plug clean or...

Page 13: ... Be sure the trailing edge of blade oppo site sharp edge is up toward the engine 4 Install the blade bolt with the lock washer and hardened washer into blade adapter and crankshaft 5 Use block of wood between blade and lawn mower housing and tighten the blade bolt turning clockwise The recommended tightening torque is 35 40 ft lbs 47 54 N m IMPORTANT Blade bolt is heat treated If bolt needs replac...

Page 14: ...tabs are aligned with the slots in the back plate Fasten screw securely NOTE Although multi viscosity oils 5W30 10W30 etc improve starting in cold weather these multi viscosity oils will result in increased oil consumption when used above 32 F Check your engine oil level more frequently to avoid possible engine damage from running low on oil Change the oil after every 25 hours of operation or at l...

Page 15: ... shortens engine life Keep finished surfaces and wheels free of all gasoline oil etc We do not recommend using a garden hose to clean lawn mower unless the electrical system muffler air filter and carburetor are covered to keep water out Water in engine can result in short ened engine life CLEAN UNDER DRIVE COVER Clean under drive cover at least twice a sea son Scrape underside of cover with putty...

Page 16: ... and hardened washer into blade adapter and crankshaft 11 Use block of wood between blade and lawn mower housing and tighten the blade bolt turning clockwise The recommended tightening torque is 35 40 ft lbs IMPORTANT Blade bolt is heat treated If bolt needs replacing replace only with approved bolt shown in the Repair Parts section of this manual 12 Return mower to upright position 13 Reattach dr...

Page 17: ...ays follow the mix ratio found on stabilizer container Run engine at least 10 minutes after adding stabilizer to allow the stabilizer to reach the carburetor Do not empty the gas tank and carburetor if using fuel stabilizer NOTE FRESH STARTTM fuel cap and car tridgesystemautomaticallydripsconcentrat ed fuel preserver into your fuel tank and is an acceptablealternativetoaddingfuelstabilizer ENGINE ...

Page 18: ...ug 7 Loose blade or broken 7 Tighten blade bolt or blade adapter replace blade adapter 8 Control bar in released 8 Depress control bar to position handle 9 Control bar defective 9 Replace control bar 10 Fuel valve lever if so 10 Turn fuel valve lever equipped in OFF position to the ON position 11 Weak battery if equipped 11 Charge battery 12 Disconnected battery 12 Connect battery to engine connec...

Page 19: ... before pulling starter rope 2 Bent engine crankshaft 2 Contact a Sears or other qualified service center 3 Blade adapter broken 3 Replace blade adapter 4 Blade dragging in grass 4 Move lawn mower to cut grass or to hard surface Grass catcher 1 Cutting height too low 1 Raise cutting height not filling 2 Lift on blade worn off 2 Replace blade If so equipped 3 Catcher not venting air 3 Clean grass c...

Page 20: ...ht U S A only www sears com Your Home For repair in your home of all major brand appliances lawn and garden equipment or heating and cooling systems no matter who made it no matter who sold it For the replacement parts accessories and owner s manuals that you need to do it yourself For Sears professional installation of home appliances and items like garage door openers and water heaters 1 800 4 M...

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