Sears 917.25667 - Manual (Page 24)

SERVICE AND ADJUSTMENTS
TO ADJUST ATTACHMENT CLUTCH (See
I Jiw M mm I I
The electric clutch should provide years of service- The
clutch has a builtdn brake that stops the pulley within 5
seconds- Eventually, the internal brake wii! wear which
may cause the mower blades to not engage, or, to not stop
as required. Adjustments should be made by your nearest
authorized service center/department.
" Make sure attachment clutch and ignition switches are
in "OFF” position.
• Adjust the three nylon locknuts until space between
clutch plate and rotor measures .
012
" at all three slot
locations cut in the side of brake plate
NOTE: After installing a new electric clutch, run tractor at
full throttle and engage and disengage electric clutch
10
cycles to wear in dutch plate.
TO ADJUST BRAKE (See Fig. 28)
Your tractor Is equipped with an adjustable brake system
which is mounted on the 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 pedal and engage parking brake.
» Measure distance between brake operating arm and
nut "A" on brake rod.
® If distance is otherthan 1-3/4", loosen jam nut and turn
nut "A" until distance becomes 1-3/4“. Retighten jam
nut against nut “A".
" 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.
TO REPLACE MOTION DRIVE BELT
(See Fig. 29)
Park the tractor on level surface. Engage parking brake.
For assistance, there is a belt instailatlon guide decal on
bottom side of left footrest.
• Remove mower (See TO REMOVE MOWER” in this
section of this manual.)
' Disconnect clutch wire harness.
“
Remove dutch locator.
= Remove upper belt keeper.
» Remove belt from stationary idler and clutching idler.
” Pull belt slack toward rear of tractor. Carefully remove
belt upwards from transmission input pulley and over
cooling fan blades,
® Puli belt toward front of tractor and remove downwards
from around electric dutch.
*■ Install new belt by reversing above procedure.
IMPORTANT: MAKE SURE UPPER BELT KEEPER IS
POSITIONED PROPERLY BETWEEN LOCATOR TABS
AND ELECTRIC CLUTCH WIRE CONNECTION IS
SECURE.
24