Sears 917.25147 Lawn Mower User Manual


 
CUSTOMER RESPONSIBILITIES
TRACTOR
Always observe safety rules when performing any mainte-
nance.
BRAKE OPERATION
Iftractor requires more than s_x _3)feet stopping distance
at high speed in highest gear. then brake must be adjus[eo.
See "TO ADJUST BRAKE" n The Service and AdjusT-
_nentssection of this manual,.
TIRES
Maintain proper air pressure in al t_res See "PROD-
UCT SPECIFICATIONS" on page 3 of this manuau.
Keep tires free of gasoline, oil. or insect control chemi-
cals which can harm rubber.
Avoid stumps, stones, aeep ruts. shard oBJeCTSaria
other hazards that may cause tire damage.
TO SHARPEN BLADE (See Fig. 10)
Care should be Taken to Keep the blade balanced. An
unbalanced blade will cause excessive vibration and even-
tua! damage to mower and engine.
The blade can be sharpened with a file or on a grinding
wheel, Do not attempt to sharpen while on the mower.
To check blade balance, you will need a 5/8" diameter
steel bolt, pin, or a cone balancer, (When using a cone
balancer follow me instructions suppl_ed w_th bal-
ancen.
Slide blade on to an unthreaded 3oilion of the steel bolt
or D_naria no d the bolt or pin parallel with the grouna
If blade is Dalancea. it should remain _n a horizontal
nosition. If e_tner end of the blade moves downwara
snarpen tee neavy end unti TneBlade is balaneeu.
NOTE: Do not use a nail for balancing blade. The lobes of
the center hole may appear to be centered, but are net.
BLADE CARE
For best results mower blades must be kent snarp Re-
oJace bent or damageu Dlaaes
BLADE REMOVAL (See Fig. 9)
Raise mower To highest position to allow access To
blades.
Remove hex bolt. _ockwasher ant flat washer securing
blade.
nstall new or resnarpenea Diane w_[n(ramng eage up
towams aeoK as shown
Reassemble hex bolt. lock washer and flat washer in
exact order as shown.
Tighten bolt securely [30-35 Ft. Lbs. Torque).
IM.'?qTANT: BLADE BCL- '" GRADE 8 HEATTREATED.
NOTE: Wede net recommend sharpening blade- but ifyou
do. be sure the blade is balanced.
BLADE
\
FLAT WASHER ._
LOCK WASHER ,.....
HEX BOLT
(GRADE 8)*
TRAILING EDGE
/
*A GRADE 8 HEAT TREATED BOLT CAN BE
IDENTIFIED BY SIX LINES ON THE BOLT HEAD.
FIG. 9
CENTER HOLE
BLADE
5/8" BOLT
OR PIN _ /
/-
FIG. 10
BATTERY
Your tractor has a battery charging system which is suffi-
cient for normal use. However. periodic charging of the
battery with an automotwe charger will extend its life.
Keep battery and terminals clean.
Keep Battery oo_tst_gm
Keep smal ent noles open
Recharge at 6-10 amperes for " hour.
TO CLEAN BATTERY AND TERMINALS
Corrosion ana air on tee pottery arc] terminals can cause
me Battery to "leak" Bower.
Remove terminal ] Jaro.
Disconnect BLACK batter, ;aBle first Teen RED Dab
tory cap_e ann remove battery from tractor
Rinse the battery w_TnGlare water and dry
Clean terminals and Do[Torycable ends with wire brush
until Dngnt.
Coat terminals with grease or oetroleum jel y.
Reinstall battery (See "CONNECT BATTERY" in the
Assembly section of this manual).
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