Craftsman 917257644 tractor

User Manual - Page 16

For 917257644.

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CUSTOMER RESPONSIBILITIES
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TRACTOR
Always observe safety rules when performing any mainte-
nance.
BRAKE OPERATION
If tractor requires more than six (6) feet stopping distance
at high speed inhighest gear, then 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, oi!, or insect control chemi-
cals which can harm rubber.
Avoid stumps, stones, deep ruts, sharp objects and
other hazards that may cause tire damage.
BLADE CARE
BLADE _'_ MANDREL
\\ __ ASSEMBLY
AO..D,,.EA..RE..EO°eL.CANeE
eY.,X.NESO.
FIG. 13
For best results mower blades must be kept sharp. Re-
place bent or damaged blades,
,_LADE REMOVAL (See Fig, 13)
- Raise mower to highest position to a{Iow access to
blades.
I
o
s
Remove hex bolt, lock washer and fiat washer secudng
biade.
Instatl 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 bo{t securely (30-35 Ft. Lbs. torque).
IMPORTANT: BLADE £OLT IS GRADE 8 HEATTREATED.
NOTE: We do not recommend sharpening blade- but ifyou
do, be sure the blade is balanced.
TO SHARPEN BLADE (See Fig. 14)
Care should be taken to keep the blade balar_ced. An
unbalanced blade will cause excessive vibration and even-
tual damage to mower and engine.
The blade can be sharpened with a file or on a gdnding
wheel. Oo 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 batanoer. (When using a cone
bafancer, follow the instructions supplied with bal-
arIce 0.
- SJideblade on to an unthreaded portion of the steel bolt
or pin and hold the bolt or pin para{leJ with the ground.
;f blade is balanced, it should remain in a horizontal
position. If either end of the blade moves downward,
sharpen the heavy end until the b_ade is balanced.
NOTE: Do not use a nait for balancing blade. The lobes of
the center hote may appear to be centered, but are not.
CENTER HOLE / /
FIG. 14
16
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