Craftsman 917.255575 Owner's Manual page 16

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CUSTOMER RESPONSIBILmES
TRACTOR
Always observe safety rutes when performing any mainte-
nance,
BRAKE OPERATION
If unit requires more than six (6) feet stopping distance at
high speed in highest gear, than brake must be adjusted.
(See "TO ADJUST BRAKE" in the Service and Adjust-
ments section of this manual)=
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_
• Avoid stumps, stones, deep ruts, sharp objects and
other' hazards that may cause tire damage.
TO SHARPEN BLADE (See Fig. 15)
Care should be taken to keep the biade balanced. An
unbalanced blade wilt cause excessive vibration and even-
tual 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 wilt need a 5/8" diameter
steel bolt, pin, or a cone balancer. (When using a cone
balancer, follow the instructions supplied with bal-
anGer).
• Slide blade on to an unthreaded portion of the steel bolt
or pin and hold the bolt or pin parallel with the ground.
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. ]'he lobes of
the center hole may appear to be centered, but are not.
BLADE CARE
For best results mower blades must be kept sharp_ Re-
place bent or damaged blades°
BLADE REMOVAL (See Fig. 14)
• 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 8 HEATTREATED.
MANDREL
FLAT WASHER
LOCKWASHER
HEXBOLT
(GRADEe)
TRAlUNG
EDGEUP
'A GRADE 8 HEAT TREATED BOLT CAN BE IDENTIFIED BY
SIX UNES ON THE BOLT HEAD.
CENTER HoLE
518"BOLT
OR PiN
BLADE
FIG. 15
BATTERY (See Fig. 16)
Your unit has a battery charging system which is sufficient
for normal use° However, periodic charging of the battery
with an automotive charger will extend its lifeo
• Acid solution level in each battery cell should be even
with bottoms of vent wells. Add ontydistilled or iron free
water if necessary. Do not overfill
° Keep battery and terminals clean.
• Keep battery bolts tight.
• Keep vent caps tight and small vent holes in caps open.
• Recharge at 6 amperes for 1 hour.
CUTAWAYVIEW
I 1/VENTCAP
I !
WELL
FIG, 16
CELL ACID
LEVEL
FIG. 14
16