Husqvarna YTA20V46 Manuel De L'opérateur page 22

SERVICE AND ADJUSTMENTS
TO REPLACE MOWER BLADE DRIVE BELT
(See Fig. 32)
Park the tractor on level surface. Engage parking brake.
BELT REMOVAL -
• Remove mower from tractor (See "TO REMOVE
MOW ER" in this section of this manual).
• Remove screws from RH mandrel cover and remove
cover.
• Remove screws from LH mandrel cover and remove
cover.
• Work belt off both mandrel pulleys and idler pulleys.
• Pull belt away from mower.
BELT INSTALLATION -
• Work belt around both mandrel pulleys and idler
pulleys.
• Ensure belt is in all pulley grooves and in side all belt
guides.
• Install left and right mandrel covers and tighten se cure ly.
Ensure belt is in mandrel pulley cover.
• Install mower (see "To install mower" in this section of
this manual).
LH MANDREL
COVER
MANDREL
PULLEY
TO CHECK BRAKE
If tractor requires more than five (5) feet (1,5 m) to stop at
highest speed in high est gear on a level, dry concrete or
paved surface, then brake must be serviced.
You may also check brake by:
1. Park tractor on a level, dry concrete or paved surface,
depress brake pedal all the way down and engage
parking brake.
2. Disengage transmission by placing freewheel control
in "transmission disengaged" position. Pull freewheel
control out and into the slot and release so it is held in
the disengaged position.
The rear wheels must lock and skid when you try to manually
push the tractor forward. If the rear wheels rotate, then the
brake needs to be serviced. Contact a qualified service center.
RH MANDREL
IDLER
COVER
PUL LEYS
Fig. 32
TO REPLACE MOTION DRIVE BELT
(See Fig. 33)
Park the tractor on level surface. En gage parking brake.
For as sis tance, there is a belt installation guide decal on
bottom side of left footrest.
BELT REMOVAL -
1. Remove mower. (See "TO REMOVE MOWER" section
in this manual.)
NOTE: Observe entire motion drive belt and position of all
belt guides and keepers.
2. Remove belt from stationary idler (A) and clutching
idler (B).
3. Remove belt from centerspan idler (C).
4. Pull belt slack toward rear of trac tor. Remove belt
up wards from trans axle input pulley (D).
5. Remove belt downward from engine pulley (E).
6. Slide belt toward rear of tractor, off the steering plate
(F) and remove from tractor.
BELT INSTALLATION -
1. Install new belt from tractor rear to front, over the steer-
ing plate (F) and above clutch brake pedal shaft (G).
2. Pull belt toward front of tractor and roll belt onto engine
pulley (E).
3. Pull belt toward rear of tractor. Carefully work belt down
around transaxle input pulley (D). Be sure belt is inside
the belt keeper.
4. Install belt on centerspan idler (C).
5. Install belt through stationary idler (A) and clutch ing
idler (B).
6. Make sure belt is in all pulley grooves and in side all
belt guides and keep ers.
7. Install mower. (See "TO INSTALL MOWER" section in
this manual.)
E
A
B
D
22
F
G
C
Fig. 33