To Replace Motion Drive Belt; To Adjust Steering Wheel Alignment; Front Wheel Toe-In Adjustment - Craftsman 917.255981 Owner's Manual

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$ CE AN ADJUSTMENTS
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TO ADJUST STEERING WHEEL ALIGNMENT TO REPLACE MOTION DRIVE BELT
(See Fig. 31)
Park the tractor on level surface. Engage parking brake.
For ease of service there is a belt installation guide decal on
bottom of Ieft footresto It isnot necessaryto rernove mower.
BELT REMOVAL
= Raise hood and disconnect BLACK (grounding) bat-
tery cable,,
• Set parking brake (to get belt slack).
= Remove mower drive belt from electric clutch pulley
only (See "TO REPLACE MOWER DRIVE BELT" in
this section of this manual).
° Roll motion drive belt off transaxle pulley,
= Roll belt off clutching idler pulleys, then off engine
pulley and front V-idler pulley,
- Pull belt out of all belt keepers.
BELT INSTALLATION -
• Place V part of belt into grooves on engine pulley and
front V-idler, making sure to route belt inside of belt
keepers.
o Put belt coming from V-idter above midspan belt keeper,
then onto clutching idler pulleys as shown.
o Make sure "V" part of belt engages"V" idler.
• Place belt around transaxle pulley, beginning at top.
"V" part of belt should engage transaxle pulley.
• Place long lower section of belt through loop in midspan
belt keeper,,
- Check to be sure belt is on proper side of all belt
keepers.
o Reinstall mower drive belt onto electric clutch pulley.
= Release parking brake.
IMPORTANT: CHECK BRAKE ADJUSTMENT.
TRACTOR V-BELT DRIVE SCHEMATIC
VIEWED FROM L,H. SIDE OF TRACTOR
ENGINE
PULLEY
V-IDLER
CLUTCHING
IDLER
BELT
CLUTCHING
FLAT IDLER
KEEPER
ENGINE
PULLEY
ASVIEWED FROM BOTTOM
BELT
TWISTS
BELT TRANSAXLE
KEEPER PULLEY
FIG. 31
22
If steering wheel crossbars are not horizontal (left to right)
when wheels are positioned straightforward, remove steer-
ing wheel and reassemble per instructions in the Assembly
section of this manual
FRONT WHEEL TOE-IN ADJUSTMENT
Front wheel toe-in is required for proper steering operation,_
Toe-in was set at the factory and adjustment should not be
necessary. If parts in the front axle or steering mechanism
have been replaced or damaged, check toe-in and adjust
if necessary
TO CHECK TOE-IN (See Fig,, 32) -
= Position front wheels straight ahead.
• Measure distance between wheels at front and rear of
tires (dimensions "A" and "B"),
. Front dimension "A" should be 1/_" to 1/4" less than
rear dimension "B"v
TO ADJUST TOE-IN (See Figs,,32 and 33) *
. Loosen jam nuts at adjustment sleeves on tie rod.
• Adjusttieroduntildimension"A"isl/8"tol/4"lessthan
dimension "B".
, Tighten jam nuts securely,
FRONT OF TRACTOR
FIG. 32
ADJUSTMENT SLEEVES
JAM NUTS
FIG. 33
FRONT WHEEL CAMBER
The front wheel camber is not adjustable on your tractor. If
damage has occurred to affect the front wheel carnber,
contact your nearest authorized service center/depart-
ment.