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Craftsman 917.255960 Owner's Manual page 16

18.0 hp twin cylinder electric start 44" mower 6 speed garden tractor

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CUSTOM
RESPONSIBULmES
TRACTOR
Always observe safety rules when performing any mainte-
nance
BRAKE
OPERATION
If unit requires more than six (6) feet stopping distance at
high speed in highest gear, !han brake must be adjusted,
(See "TO ADJUST BRAKE'
in Service and Ad ustments
section of this manua )
TIRES
Maintain proper air pressure in all tires (See "PROD-
UCT SPECIFICATIONS"
on page 3 of this manual)
Keep tires free of gasoline, oil, or insect control chemi-
cals which can harm rubber_
TO SHARPEN
BLADE
(See Fig, 19)
Care should be taken to keep the blade balanced.
An
unbalanced blade will cause excessive vibration and even-
tual damage to mower and engine,
The blade can be sharpened with afile or on a grinding
wheel
Do not attempt to sharpen while on the mower.
To check blade balance, drive a nail into a beam or waE
Leave about one inch of the straight
nail exposed.
Place center hole of blade over the head of the nail, If
blade is balanced, it should remain in a horizontal
position,
If either end of the blade moves downward.
sharpen the heavy end until the blade is balanced,
NOTE: Do not use a nail for balancing blade The lobes of
the center hole may appear to be centered, but are not,
Avoid stumps, stones, deep ruts, sharp objects and
other hazards that may cause tire damage.
BLADE
CARE
For best results mower blades must be kept sharp, The
blades can be sharpened with a file or on agrinding wheel.
We suggest they be sharpened or' replacedafter
every 25
hours of mowing,
Check blades more often if mowing in
sandy conditions.
Do not attempt to sharpen blades while they are on the
mower_
CENTER
HOLE
BLADE
Replace bent or damaged blades.
BLADE
REMOVAL
(See
Fig.
18)
Raise mower to highest position to allow access to
blades.
Remove hex bolt, lock washer and flat washer securing
blade_
Install new or resharpened
blade with trailing edge up
towards deck as shown.
Reassemble hex bolt, lock washer and flat washer in
exact order as shown.
Tighten bolt securely (30-35 Ft. Lbs, torque),
IMPORTANT: BLADE BOLT IS GRADE 5 HEAT TREATED,
FIG. 19
CHECK
TRANSAXLE
OIL LEVEL
(See
Fig. 20)
Block up rear axle securely or use a tractor jack,
Remove left rear wheel by removing hub bolts.
Remove filler plug from transaxla. Oil level must be
even with plug threads.
If necessary, fill with SAE 30
non-detergent oil (ISO 100). Replace filler plug,
.B_eassemble wheel to hub,
For approximate capacity see "Product Specifications"
on page 3 of this manual
BLADE
MANDREL
_SSEMDLY
WASHE
LOCK WASHER
©
_E×BOLT
(GRADE5)*
*A GRADE S HEAT TREATED
BOLT
CAN BE IDENTIFIED
BYTHREE
LINES ON THE BOLT HEAD AS
SHOWN AT LEFT,
FIG. 18
O
TRANSAXLE
O O
FILLER PLUG
0
FIG. 20
16

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