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Craftsman EZ3 917.258960 Owner's Manual page 18

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OUSTOMER
I'RACTOR
Always observe safety rules when performing any mahlte-
nance,
BRAKE
OPERATION
If unit requires more than six (6) feet stopping distance at
high speed in highest gear, then brake must be adjusted..
(See "TO ADJUST BRAKE" in the Service and Adjust-
ments section of this manual).
TIRES
o
Maintain proper air pressure in all tires (See "PROD-
UCT SPECIFICATIONS"
on page 3 of this manual).
o
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..
BLADE
CARE
For best results mower blades must be kept sharp.. Re-
place bent or damaged blades.
BLADE
REMOVAL
(See Fig. 13)
o
Raise mower to highest position to allow access to
blades
o
Remove hex bolt, lock washer and flat washer securing
blade..
o
install new or resharpened blade with trailing edge up
towards deck as shown_
°
ReassembIe hex bolt, !ock washer and fiat washer in
exact order as shown_
o
Tighten bolt securely (30-35 FL 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.
MANDREL
BLADE
ASSEMBLY
TRAILING
EDGE UP
HEX BOLT
(GRADE
8)*"....-<,
"A GRADE 8 HEAT TREATED
BOLT CAN BE
IDENTIFIED
BY SIX LINES ON THE BOLT HEAD_
FIGo 13
TO SHARPEN
BLADE
(See Fig. 14)
Care should be taken to keep the blade balanced..
An
unbalanced blade will cause excessive vibration and even-
tual damage to mower and engine..
RESPONSiBiLiTIES
o
The blade can be sharpened with a file or on a grinding
wheel, Do not attempt to sharpen while on the mower
o
To check blade balance, you will need a 5/8" diameter
steel bolt, pin, ora 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
If either end of the blade moves downward,
si_arpen 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
CENTER HOLE
5t8" BOLT
OR PIN
BLADE
FIG. 14
V-BELTS
Check V-belts for deterioration and wear after I00 hours
and replace if necessary
The belts are not adjustable,
Replace belts if they begin to slip from wear
TRANSAXLE
COOLING
Keep transaxte free from build-up of dirt and chaff which
can restrict cooling..
CHECK TRANSAXLE
OIL LEVEL
(See Fig. 15)
o
Block up rear axle securely
o
Remove left rear wheel by removing hub botts
°
Remove filler plug from transaxle,
Oil level must be
even with plug threads.
If necessary, fill with SAE 30
motor oil APPSF or SG
Replace filler plug
°
Reassemble wheel to hub
°
For approximate capacity see "PRODUCT
SPECIFI-
CATIONS" on page 3 of this manual°
o
o
TRANSAXLE
:ILLER PLUG
FIG. 15
18

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