Sears 917.258473 Lawn Mower User Manual


 
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AND ADJUSTMENTS
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CE
TO REPLACE MOWER BLADE DRIVE BELT
(See Fig. 23)
The mower blade drive belt may be replaced without tools°
Park the tractor on level surface° Engage parking brake°
BELT REMOVAL -
o Remove mower from tractor (See "TO REMOVE
MOWER" in this section of this manual),,
Work belt offboth mandret pulleys and idlerpulleys_
. Pult belt away from mower.
BELT INSTALLATION
° Install new belt in reverse order of removal
= Make sure belt isinall pulley grooves and insideall belt
guides,
° installmower inreverse order ofremoval instructions°
WITH PARKING BRAKE "ENGAGED"
NUT "A"
JAM NUT
OPERATING
ARM
MANDREL IDLER
PULLEY PULLEYS
MANDREL
PULLEY
FIG. 23
TO ADJUST BRAKE (See Fig, 24)
Your tractor is equipped withan adjustable brake system
which is mounted on the right side of the transaxleo
If tractor requires more than six (6) feet stopping distance
at high speed in highest gear, then brake must be adjuste&
Depress clutch/brake pedal and engage parking brake,
Measure distance between brake operating arm and
nut 'W' on brake ro&
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"o
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!department.
FIG. 24
TO REPLACE MOTION DRIVE BELT
(See Fig. 25)
Park the tractoron level surface_ Engage parkingbrake.,
For assistance, there is a belt installationguide decal on
bottom side of left footresL
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 keep-
ers.
Pullbelt toward front of tractor and remove downwards
from around engine pulley°
° Install new belt by reversing above procedure.
IMPORTANT; MAKE SURE UPPER BELT KEEPER IS
POSITIONED PROPERLY BETWEEN LOOATOR TABS,
PULLEY
CLUTCHING
IDLER
TABS
UPPER BELT
KEEPER
IDLER
PULLEY
FIG. 25
23