Sears 917.257651 - Manual (Page 21)

SERVICE AND ADJUSTMENTS
TO REPLACE MOWER BLADE DRIVE BELT
(See Fig. 25)
The mower blade drive belt may be replaced without tools,
Park the tractor on level surface. Engage parking brake.
BELT REMOVAL -
“ Remove tractor from mower (See ‘TO REMOVE
MOWER" in this section of this manua!).
“ Work bait off both mandrel pulleys and idler pulley,,
•• Pull belt away from mower,
BELT INSTALLATION -
" Install new belt in reverse order of removal,
" Make sure bell is in all pulley grooves and inside ail belt
guides.
TO ADJUST BRAKE (See Fig. 26)
Your tractor Is equipped with an adjustable brake system
which is mounted on the right side of the transaxie.
If tractor requires more than six (6) feet stopping distance
at high speed in highest gear, then brake must be adjusted.
• Depress clutch/brake pedai 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 tractorfor 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
thorised sefvice center/department.
TO REPLACE MOTION DRIVE BELT
(See Fig. 27)
Park the tractor on level surface. Engage parking brake.
For assistance, there is a belt installation guide deca! 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 ciutching idler,
' Pull belt slack toward rear of tractor. Remove belt
upwards from transaxie pulley by deflecting beit keep­
ers,
» Pull beittoward front of tractorand remove downwards
from around engine pulley
• Instali new belt by reversing above procedure.
IMPORTANT; MAKE SURE UPPER BELT KEEPER IS
POSITIONED PROPERLY BETWEEN LOCATOR TABS