Sears 917.258552 Lawn Mower User Manual


 
CUSTOMER
o
Inspect cooling fan.to be sure fan blades are intact and
c[ean.
tnspect cooling fins for dirt, grass clippings and other
materials. To prevent damage to seals, do not use
compressed air or high pressure sprayer to clean
coolin_3fins.
TRANSAXLE PUMP FLUID
The transaxte was sealed at the factory and fluid mainte-
nance is not required for the life of the transaxie. Should the
transaxIe ever leak or require servicing, contact your near-
est authorized service cente:idepartment.
ENGINE
LUBRICATION
Only use high quatity detergent oil rated with API service
classification SF, SG or'SH. Select _.heoil's SAE viscosity
grade according to your expected operating temperature.
SAEVISCOSITYGRADES
_20_ 30_ _ 40_ 60° 80" 100°
TEMPERATURE RANGE ANTICIPATED BEFORE NEXT ell CHANGE
FIG. 15
NOTE: Although multFv[scosity oils (5W30, 10W30 etc.)
improve starting in cold weather, these multi-viscosity oils
wilt 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 the first two hours of operation and
every 50 hours thereafter or at least once a year if the
tractor is not used for 50 hours in one year.
Check the crankcase oil level before starting the engine
and after each eight (8) hours of operation. Tighten oil fill
cap/dipstick securely each time you check the oil level.
TO CHANGE ENGINE OIL (See Fig. 15and 16)
Determine temperature range expected before oil change.
AII oil must meet APi service classification SF, SG or SH.
o Be sure tractor is on Ievet surface.
Oil wilt drain more freely when warm.
, Catch oil in a suitable container.
Remove oil fill cap/dipstick. Be careful not to allow dirt
to enter the engine when changing oil.
Remove drain plug.
= After oil has drained completely, replace oil drain plug
and tighten securely.
Refill engine with oil through oil fit! dipstick tube. Pour
slowly. Do no_overfill For approximate capacity see
"PRODUCT SPECIFICATIONS" on page 3 of this
manual
Use gauge on oil fill cap/dipstick for checking level.
Insert dipstick into the tube and rest the oil fill Capon the
tube. Do not thread the cap onto the tube when taking
reading. Keep oil at"FULL" line on dipstick. Tighten
cap onto the tube securely when finished.
18
COVER KNOB
A_R CLEANER
COVER WING NUT
FOAM
PRE,-CLEANER
AIR
SCREEN
PAPER CARTRIDGE
AIR CLEANER
BASE
,OIL FILL
CAP/DIPSTICK
O_L DRAIN
PLUG
FiG. 16
, ,r ,
A!tR FILTER (See Fig. t6)
Your engine wilt not run properly using a dirty air filter;
Clean the foam pre-cleaner after every 25 hours of opera-
tion or every season. Service paper cartridge every 100
hours of operation or every season, whichever occurs first.
Service air cleaner more often under dusty conditions.
Remove knob and cover.
Remove wing nut and air cleaner from base.
TO SERVICE PRE-CLEANER
Slide foam pre-cleaner off cartridge.
Wash it in liquid detergent and water.
Squeeze it dry in a clean cloth.
Saturate it in engine oil. Wrap it in clean, absorbent
cloth and squeeze to remove excess oil.
TO SERVICE CARTRIDGE
Gently tap the flat side of the paper cartridge to dis-
lodge dirt. Do not wash the paper cartridge or use
pressurized air, as this wilt damage the cartridge,
Replace a dirty, bent, or damaged cartridge.
Reinstall the pre-cteaner (cleaned and oiled) over the
paper cartridge.
Reassemble air cleaner, wing nut, cover and tighten
knob securely.