To Replace Mower Blade Drive Belt; To Check Brake; To Replace Motion Drive Belt; Belt Removal/Installation - Craftsman 917.28707 Operator's Manual

TO REPLACE MOWER BLADE DRIVE
BELT
The mower blade drive belt may be re-
placed without tools. Park the tractor on
level surface. Engage parking brake.
BELT REMOVAL -
1. Remove mower from tractor (See "TO
REMOVE MOWER" in this section of
manual).
2. Work belt off both mandrel pulleys and
idler pulleys.
3. Pull belt away from mower.
BELT INSTALLATION -
1. Work belt around both mandrel pulleys
and idler pulleys
2. Make sure belt is in all pulley grooves
and inside all belt guides.
3. Install mower (See ',To Install Mower" in
this section of this manual).
Mandrel
Idler Pulleys
\
Mandrel
Pulley
TO CHECK BRAKE
If tractor requires more than five (5) feet to
stop at highest speed in highest 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 clutch/brake
pedal all the way down and engage
parking brake.
2. Place gear shift lever in neutral (N) posi-
tion.
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 Sears or
other qualified service center.
TO REPLACE MOTION DRIVE BELT
Park the tractor on level surface. Engage
parking brake. For assistance, there is a
belt installation guide decal on bottom side
of left footrest.
BELT REMOVAL -
1. Remove mower (See ',TO REMOVE
MOWER" in this section of manual).
NOTE: Observe entire motion drive belt
and position of all belt guides and keep-
ers.
2, Remove belt from stationary idler and
clutching idler.
3, Remove belt downward from around
engine pulley.
4. Pull belt slack toward rear of tractor.
Remove belt upwards from transaxle
pulley by deflecting belt keepers.
5. Remove belt from center span keeper
and pull belt away from tractor,
BELT INSTALLATION -
1, Carefully work new belt down between
transaxle belt keepers and onto the
input pulley.
2. Slide belt into the center span keeper.
3. Pull belt toward front of tractor and roll
around the top groove of engine pulley,
4. Install belt through stationary idler and
clutching idler.
5. Make sure belt is in all pulley grooves
and inside all belt guides and keepers.
6. Install mower (See "TO INSTALL
MOWER" in this section of manual).
Engine
Clutching
Center
.Span
Keeper
Stationary Idler
Transaxle
22