To Adjust Attachment Clutch; To Adjust Brake; To Replace Motion Drive Belt - Craftsman EZ3 917.273021 Owner's Manual

Left Hand Blade Drive Belt
Pulley
Right Hand
Mandrel
Cover
Bracket
TO ADJUST ATTACHMENT CLUTCH
The electric clutch should provind _ years of
service. The clutch has a built in brake
that stops the pulley within 5 seconds.
Eventually, the internal brake will wear
which may cause the mower blades to not
end)age, or, to not stop as required.
Adjustments should be made by your
nearest authorized service center/depart-
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.
Rotor._ Clutch Plate
Slot(3) _ // ]_.
_+
/
Brake Plate
Nylon Locknut (3) "/
NOTE: After installing a new electric
clutch, run tractor at full throttle ano
engage and disengage electric clutch 10
" cycle'sfo Wear 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 clutchJbrake 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
bec=mes 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 necessa_.
Contact your nearest authorizeoser-
vice center/department.
With Parking Brake "Engaged"
Nut "A"
Jam Nut
Dperating
Arm
/
TO REPLACE MOTION DRIVE BELT
Parkthe tractor on level surface. Engage
parking brake. For ease of service there
_s a belt installation guide decal on bottom
of left footrest.
• Remove mower (See "30 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 belt 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.
26