Husqvarna GTH2550XP Owner's Manual page 23

SERVICE AND ADJUSTMENTS
TO REPLACE MOTION DRIVE BELT
(See Fig. 25)
Park the tractor on level surface. Engage parking brake. For
ease of service there is a belt installation guide decal on
bottom of left footrest.
• Remove mower (See "TO REMOVE MOWER" in this
section of this manual.)
BELT REMOVAL -
• Create slack in belt by removing retainer spring from
drive belt tension handle.
• Remove belt from all idler pulleys, transaxle pulley and
then from engine pulley.
BELT INSTALLATION -
• Install new belt around engine pulley first, then around
transaxle pulley and lastly into all the idler pulleys.
• Check to be sure belt is positioned correctly and is on
proper side of all belt keepers.
• Engage the drive belt tension handle and replace the
retainer spring.
• Reinstall mower.
RETAINER
SPRING
DRIVE BELT
TENSION HANDLE
ENGINE PULLEY
BELT KEEPER
FLAT IDLER
BELT
KEEPER
V-IDLER
TRANSAXLE
PULLEY
BELT
KEEPER
CLUTCHING
CLUTCHING
FLAT IDLER
IDLER
FIG. 25
TRANSAXLE
NEUTRAL ADJUSTMENT (See Fig. 26)
The motion control lever has been preset at the factory and
adjustment should not be necessary.
• Park tractor on level surface. Stop tractor by turning
ignition key to "OFF" position and engage parking brake.
• Loosen the adjustment bolt in front of the right rear
wheel.
• Move motion control lever to the neutral position (N).
• Tighten the adjustment bolt.
TRANSMISSION REMOVAL/REPLACEMENT
Should your transmission require removal for service or
replacement, it should be purged after reinstallation before
operating the tractor. See "PURGE TRANSMISSION" in
Operation section of this manual.
TO ADJUST STEERING WHEEL ALIGNMENT
If steering wheel crossbars are not horizontal (left to right)
when wheels are positioned straight forward, 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. 27) -
• Position front wheels straight ahead.
• Measure distance between wheels at front and rear of
tires (dimensions "A" and "B").
• Front dimension "A" should be 1/8" to 1/4" less than rear
dimension "B".
TO ADJUST TOE-IN (See Figs. 27 and 28) -
• Loosen jam nuts at adjustment sleeves on tie rod.
• Adjust tie rod until dimension "A" is 1/8" to 1/4" less than
dimension "B".
• Tighten jam nuts securely.
23
MOTION CONTROL LEVER
ADJUSTMENT
BOLT
FIG. 26