Craftsman 3One 917.255470 Owner's Manual page 22

i {_/ rI=t'I-Rt_,/E IVlU_=n I_LRL/t'- l_rliVl: i:li:l, i
(See Fig. 25
The mower blade ddve belt may be replacedwithout toof,s.
Parkthe tractoron levelsurface. Engage parking.brake,
BELT REMOVAL -
o Place attachment clutch in "DISENGAGED" position,,
o Move attachment tilt leverforward to lower mcwerto its
lowest position.
o Roll belt off engine pulley.
. DisconnectRoll. suspensionarmfrom reardeck bracket
by removing retainer spring.
, Work bait off both mandrel pulleys and idler pulleys,
, Pull belt away from mower..
BELT INSTAELATION -
• Install new belt in reverse order of removal,,
o Make sure belt is in all pulley grooves and insideall belt
guides.
MANDREL R,H, SUSPENSION ARM ENGINE PULLEY
PULLEYS
RETAINER
SPRING "'*
MANDREL
P'ULLE_
FIG. 25
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.
o Depressclutch/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 t-112". Retighten jam nut against nut "A".
- Engage parking brake and recheck distance.
° Road test tractor for proper stopping distance asstated
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.
22
WITHPARKINGBRAKE "ENGAGED"
FIG, 26
NUT "A"
JAM NUT
S
"_'OPERATING ARM
TO REPLACE MOTION DRIVE BELT
(See Fig. 27)
Park the tractor on lave!surfacer 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 clutcl_ingidler.,
. Pull belt slack toward rear of tractor. Remove belt
upwards from transaxle pulley by deflecting belt keep-
ers.
Pull belttoward front oftractor and remove downwards
from around engine puIley.
° Install new belt by reversing above procedure.
IMPORTANT; MAKE SURE UPPER BELT KEEPER IS
POSITIONED PROPERLY BETWEEN LOCATER TABS.
ENGINE ------H I!
PULLEY" [_ J_LOCATOR
II TABS
II _((o)) _ [_ UPPER B ELT
_J_" _ t II KEEPER
STATIONARY"'- I1 I I I1
TRANSAXLE.._ II _ II
FiG. 27