Craftsman 917.255575 Owner's Manual page 21

SERVICE AN
.... i ..... ii, ,,,,i,1,1111 ,,,
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. For assistance, there is a belt installation guide
decal on the mower housing.
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 beit 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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ADJUSTMENTS
WITH PARKING BRAKE"ENGAGED"
MANDREL IDLER ENGINE PULLEY
RETAINER
SPRING
MANDREL
PULLEY
FIG. 25
asH.
SION ARM
TO ADJUST BRAKE (See Fig. 26)
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", disengage parking
brake, loosen jam nut and turn nut "A" until distance
becomes 1-1/2". Retighten jam nut against nut "A"o
• Engage parking brake and recheck distance.
• 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,.
NUT "A"
NUT
RATING
FIG. 26
TO REPLACE MOTION DRIVE BELT (See
Fig, 27)
Park the tractor on level area. 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
keepers.
• Pull belt toward front of tractor and remove down-
wards from around engine pulley°
• Install new belt by reversing above procedure.
IMPORTANT: MAKE SURE UPPER BELT KEEPER IS
POSITIONED PROPERLY BETWEEN LOCATOR TABS.
ENGINE PULLEY",.
CLUTCHING "_-'--_
IDLER
STATIO NARY_--'-"
IDLER
CHASSIS
-LOCATOR TABS
UPPER
BELT
KEEPER
TRANSAXLE
PULLEY
F|G. 27
21