To Adjust Attachment Clutch; To Adjust Brake; To Replace Motion Drive Belt - Craftsman EZ3 917.273022 Owner's Manual

20.0 hp electric start 46" mower automatic garden tractor
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Left Hand
Pulley
Secondary
Idler Arm
Spring
Anti-Sway-Bar
Bracket
Mandrel
Cover
TO ADJUST ATTACHMENT CLUTCH
The electric clutch should provide years of
service.
The clutch has a built-in brake
that stops the pulley within 5 seconds.
Eventually, the intemal brake will 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/depad-
ment.
• Make sure attachment clutch and igni-
tion switches are in =OFF" position.
• Adjust the three nylon Iocknuts until
space between clutch plate and rotor
measures .012" at all three slot loca-
tions cut in the side of brake plate.
Clutch Plate
.012"
Slot (3)
Brake Plate
Nylon Locknut
NOTE:
After installing a new electric
clutch, run tractor at full throttle and
engage _and disengage
electric clutch 10
cycles to We_,r in clutch plate.
TO ADJUST
BRAKE
Your tractor is equipped with an adjustable
brake system which is mounted on the
side of the transaxle.
If tractor requires more than six (6) feet
stopping distance at high speed
in high-
est gear, then brake must be adjusted.
• Depress clutch/brake pedal and engage
parking brake.
• Measure
distance between brake oper-
ating arm and nut "A" on brake rod.
• 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'.
• 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
authorized ser-
vice center/depertment.
With Parking Brake =Engaged"
_Nut
"A"
/
Jam Nut
/
26
/
Arm
TO REPLACE
MOTION
DRIVE
BELT
Park the tractor on level surface.
Engage
parking brake.
For ease of service there
is a belt installation guide decal on bottom
of left footrest.
• Remove
mower (See =TO REMOVE
MOWER" in this section of this manual.)
BELT REMOVAL
-
• Engage parking brake (creates slack in
belt).
• Remove belt from clutching and fan
idler pulleys.
• Loosen bolt keeper above transaxle pul-
ley.
• Remove belt from transaxle pulley.
• Remove belt from engine pulley and
front V-idler pulley.
• Pull belt out of all belt keepers and
remove from tractor.

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