Adjusting The Clutch - International Harvester Company 72 Operator's Manual

OPERATING THE FRONT POWER TAKE-OFF CLUTCH
1. Move the throttle lever back to medium
or low idle speed.
The clutch is factory adjusted and should
not require further adjustment under normal
operating conditions. However, if clutch
slippage should occur. It is recommended
that you see your International Harvester
dealer for satisfactory servicing of the clutch,
as special equipment and instructions are
required.
2. Move the front power take-off clutch
lever (forward) to the engaged position.
(rearward) to the disengaged position. See
'"usts. 4 or S.
After considerable clutch use, it may be
necessary to readjust the button clearance as
described below to assure proper clutch dis-
engagement.
Hote: It is recommended that the clutch
lever be placed in the forward or engaged
position when the tractor is being used with-
out front power take -off equipment.
ADJUSTING THE CLUTCH
With the clutch fully engaged (clutch lever
in the forward position) place a piece of thin
cardboard (match book cover) approximately
1/64 inch thick between the engaging lever
wear button I'A'I and the pressure spring
thrust button "B'I (1IIust. 15), loosen the jam nut
on the clutch lever turnbuckle, and adjust the
turnbuckle until a light drag is felt on the
cardboard when it is removed from between
the buttons. Be sure all slack, except the
1/64 inch adjustment, is out of the linkage.
Then, tighten the jam nut securely against the
turnbuckle.
It~ST ALLING AND REMOVING DRIVE BELT
To install or remove the drive belt, loosenthe
clutch lever bolt enough so the lever can
be moved forward to provide sufficient belt
clearance between the engaging lever wear
button IIAII and the pressure spring thrust
button IIBII. See Illust. 15.
After installing a new belt, move the clutch
lever back onto the clutch lever latch and
tighten the bolt. See ttlust. 15.
Illust. 15
View with grille removed to show engoging
lever wear button and pressure spring
thrust button.
15