Sears 917.25147 Lawn Mower User Manual


 
CUSTO RESPONSIBiLiTIES
V-BELTS
Check V-belts for deterioration and wear after 100 hours of
operatior ano replace t necessary. The belts are not
adjustable. Replace belts if they begin to slip from wear.
TRANSAXLE COOLING
Keep transaxle free from build-up of dirt and cnaff whicP
can restnct cooling.
ENGINE
LUBRiCATiON
Only use high quality detergent oil rated with APISB "vice
classification S Por SG. Select the oil's SAE viscosity g rade
according to your expectea operatmg temperature.
SAE VISCOSITY GRADES
*2g 0 3C 32° 40 60 _ 8(
-3( -20 r_ -10" 10_ 20° 30 °
TEMPERATURE RANGE ANTICIPATED BEFORE NEXT OIL CHANGE
FiG. 11
NOTE: Almough multl-wscosity otis _5W30. 10W3O etc.,
improve staring in cold weather, these multi-viscosity oils
Nil! result in increased oit consume[it n when used above
32°F, Check your engine o evel more frequently to avoid
possIDte engine damage from running low on oil.
Change the oil after the first two hours of operauon and
every 25 hours thereafter or at east once a year if me
tractor is not used for 25 hours in one year
Check the crankcase oil level before starting the engine
and after each eight (8) hours of operation. Tigmen oit fil
cae/diostick securely each time you check the oil leve
TO CHANGE [:-NGINE OIL CSeeFig 11 and 12_
Determine temperature range exoectea before oil chan je.
A oil must meet API service classification SF or SG
Be sure tractor s on level surface.
Oi wilt drain more freely wnen warm.
Catch on _na su!taele container.
Remove oil fill cae/a astick. Be careful not to allow a_R
to enter t_e engine when changmg o
Remove drain plug,
After oil has drained completely, replace o_iuraln plug
and hgr_ten securely
Refill eng ne wf[n oHmrough oil fill d;ostlcK tube Pour
slowly, Do not overfill For approximate capacity see
"PRODUCT SPECIFICATIONS" on page 3 of this
manual.
Use gauge on oil fill cap/dipstickforchecking evel Be
sure d Ostlck cap is tlgntenea securely for accurate
reading, Keep oil at "FULL" line on c estick.
OIL
DRAIN
PLUG
AIR SCREEN
OiL FILL j_J"
CAP/DIPSTSICK "
FIG. 12
CLEAN AiR SCREEN [See Fig. 12)
Air screen must De KeDt free of dirt and chaff to prevent
engine damage from overheating. Clean w_tna wire brush
or compressed air to remove u_rt and stubborn dried gum
fibers.
AiR FILTER (See Fig. 13)
Your engine will not run 3ropeny using a dirty air filter.
Clean the foam ore-cleaner after every 25 hours ot opera-
tion or every seasor Service pacer cartridge every 100
qours of coeration or every season, whichever occurs first.
Service air cleaner more often unaer aus_y conditions
Remove KROD(S; _na cover
TO SERVICE PRE-CLEANER
Slide foam pre-cleaner off cartridge.
Wash it in liauid detergent and water.
Squeeze it dry n a clean cio[n
Saturate it _nengine oil. Wrap it in clear" absorbent
cloth and squeeze to remove excess oi
If very dirty or damaged, replace pro-cleaner.
Reinstall ore-cleaner over cartridge
Reinstall cover ana secure w_m knob s).
TO SERVICE CARTRIDGE
Remove wing nuts ana carriage p_a[e.
CarpfHIIv removp :artr'Llqe - u[eve['_[ aeons [ram
entering carbureto-
Clean cartridge uyrappmng gently on flat surface, fvery
airy or oamagea reolace carrie ]e,
meinsta cartridge n_a[e, wing nuts, precieaner cover
and secure with knob(s).
18