Brake Operation; Blade Removal; To Sharpen Blade; Battery - Craftsman 917.255980 Owner's Manual

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TRACTOR
Always observe safety rules when performing any mainte-..
nance.
TO SHARPEN
BLADE (See Fig. 15)
Care should be taken to keep the blade balanced,
An
unbaPanced bladewillcause excessive vibration and even-
tual damage to mower' and engine_
BRAKE OPERATION
If tractor requires more than six (6) feet stopping distance
at high speed in highest gear, then brake must be adjusted.
(See 'q'O ADJUST BRAKE" in the Service and Adjust-
merits 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, orinsect control chemi-
cals which can harm rubber.
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
batancer, follow the instructions supplied with bal-
ancer).
°
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, tf either' end of the blade moves downward,
sharpen the heavy end until the blade is balanced.
°
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° Re_
place bent or' damaged blades.
NOTE: Do not use a nail for balancing blade° The lobes of
the center hole may appear to be centered, but are not.
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.
o
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 HEAT TREATED.,
NOTE: We do not recommend sharpening blade- but if you
do, be sure the blade is balanced,,
*A GRADE 8 HEAT TREATED BOLT CAN BE
IDENTIFIED BY SiX LINES ON THE BOLT HEAD°
FIG. 14
FIG. 15
BATTERY (See Fig. 16)
Your tractor has a battery charging system which is suffi-
cient for normal use, However. periodic charging of the
battery with an automotive charger'will extend its life_
Acid solution level in each battery cell should be even
with bottoms of ventwells. AddonlydistUledoriron
free
water if necessary° Do not overfill,
°
Keep battery and terminals clean,
Keep battery bolts tight,
°
Keep vent capstightand smaUvent holes in caps open,.
°
Recharge at 6 amperes for i hour,
CUT AWAY VIEW
IJ
VENT cAP
_
_
_
_
VENT
16
FIG. 16
BATTERY
LEVEL
TO CLEAN BATTERY AND TERMINALS
Corrosion and dirt on the battery and terminals cart cause
the battery to "Eeak"power.,
-
Open battery box door,.

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