Husqvarna LT120 User Manual download pdf (Page 20)

SERVICE AND ADJUSTMENTS

MANDREL

PULLEY

RETAINER

SPRING

IDLER

PULLEYS

ENGINE PULLEYR.H. SUSPENSION ARMMANDREL

PULLEY

1-1/2"

NUT “A”

WITH PARKING BRAKE “ENGAGED”

OPERATING ARM

JAM NUT

FIG. 24

TO REPLACE MOTION DRIVE BELT

(See Fig. 25)

Park the tractor on level surface. Engage parking brake.

For assistance, there is a belt installation guide decal on

bottom side of left footrest.

• Remove mower (See “TO REMOVE MOWER” in this

section of this manual).

• Remove upper belt keeper.

• Remove belt from stationary idler and clutching idler.

• Pull belt slack toward rear of tractor. Remove belt

upwards from transaxle pulley by deflecting belt keep-

ers.

• Pull belt toward front of tractor and remove downwards

from around engine pulley.

• Install new belt by reversing above procedure.

IMPORTANT: MAKE SURE UPPER BELT KEEPER IS

POSITIONED PROPERLY BETWEEN LOCATOR TABS.

TO ADJUST BRAKE (See Fig. 24)

Your tractor is equipped with an adjustable brake system

which is mounted on the right side of the transaxle.

If tractor requires more than six (6) feet stopping distance

at high speed in highest gear, then brake must be adjusted.

• Depress clutch/brake pedal and engage parking brake.

• Measure distance between brake operating arm and

nut “A” on brake rod.

• If distance is other than 1-1/2", loosen jam nut and turn

nut “A” until distance becomes 1-1/2". Retighten jam

nut against nut “A”.

• Road test tractor for proper stopping distance as stated

above. Readjust if necessary. If stopping distance is

still greater than six (6) feet in highest gear, further

maintenance is necessary. Contact your nearest au-

thorized service center/department.

FIG. 23

TRANSAXLE

PULLEY

STATIONARY

IDLER

CLUTCHING

IDLER

LOCATOR

TABS

UPPER BELT

KEEPER

ENGINE

PULLEY

FIG. 25

TO REPLACE MOWER BLADE DRIVE BELT

(See Fig. 23)

The mower blade drive belt may be replaced without tools.

Park the tractor on level surface. Engage parking brake.

BELT REMOVAL -

• Place attachment clutch in “DISENGAGED” position.

• Move attachment lift lever forward to lower mower to its

lowest position.

• Roll belt off engine pulley.

• Disconnect R.H. suspension arm from rear deck bracket

by removing retainer spring.

• Work belt off both mandrel pulleys and idler pulleys.

• Pull belt away from mower.

BELT INSTALLATION -

• Install new belt in reverse order of removal.

• Make sure belt is in all pulley grooves and inside all belt

guides.

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Husqvarna LT120 User Manual Page 20

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