Husqvarna YTH22K48 Manual De Operario página 23

SERVICE AND ADJUSTMENTS
TO REPLACE MOWER BLADE DRIVE BELT
(See Fig. 39)
MOWER DRIVE BELT REMOVAL
• Park tractor on a level surface. En gage parking brake.
• Lower attachment lift to its lowest position.
• Disengage belt tension rod (K) from lock bracket (L).
CAUTION: Belt tension rod is spring
loaded. Have a firm grip on rod and
release slowly.
• Remove screws (P) from mandrel covers (Q) and
remove covers.
• Remove any dirt or grass clippings which may have accu-
mulated around mandrels and entire upper deck surface.
• Remove belt from electric clutch pulley (M), both man-
drel pulleys (R) and all idler pulleys (V).
MOWER DRIVE BELT INSTALLATION
• Install belt around all mandrel pulleys (R) and around
idler pulleys (V) as shown.
• Install belt onto electric clutch pulley (M).
IMPORTANT: Check belt for proper routing in all mower
pulley grooves.
• Reassemble mandrel covers (Q). Securely tighten all
screws.
• Engage belt tension rod (K) on locking bracket (L).
CAUTION: Belt tension rod is spring
loaded. Have a tight grip on rod and
engage slowly.
• Raise attachment lift to highest position.
P
L
K
V
R
Q
P
M
R
R
Fig. 39
TO REPLACE MOTION DRIVE BELT
(See Fig. 40)
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 -
• Remove mower (See "TO REMOVE MOWER" section
in this manual).
NOTE: Observe entire motion drive belt and position of all
belt guides and keepers.
• Remove belt from stationary idler (A) and clutching
idler (B).
• Remove belt from centerspan idler (C).
• Pull belt slack toward rear of trac tor. Carefully remove
belt up wards from trans mis sion input pulley and over
cooling fan blades (D).
• Remove belt downward from engine pulley (E).
• Slide belt toward rear of tractor, off the steering plate
(F) and remove from tractor.
BELT INSTALLATION -
• Install new belt from tractor rear to front, over the steer-
ing plate (F) and above clutch brake pedal shaft (G).
• Pull belt toward front of tractor and roll belt onto engine
pulley (E).
• Pull belt toward rear of tractor. Carefully work belt down
around transmission cooling fan and onto the input
pulley (D). Be sure belt is inside the belt keeper.
• Install belt on centerspan idler (C).
• Install belt through stationary idler (A) and clutch ing
idler (B).
• Make sure belt is in all pulley grooves and in side all
belt guides and keep ers.
• Install mower (See "TO INSTALL MOWER" section in
Q
this manual).
A
C
D
23
B
02952
Fig. 40
E
F
G