Allis-Chalmers 400 Series - Page 34

A(^ustments
3. With clutch pedal up in engaged position adjust
jam nuts on clutch rod 1/2 inch away from clutch
rod guide (Figure 24).
4. Rotate front belt guard around front guard bolt
until guard has clearance of 3/32 to 1/8 inch to
outside diameter of front pulley at the closest
point. Be sure guard stays in proper location as
front guard bolt is tightened (Figure 24).
5. Rotate the idler pulley belt retainer around pulley
until rear edge of retainer is 7 inches from front side
of axle shaft as shown in Figure 24. Securely
tighten bolt through pulley hub.
6. Adjust rear pulley belt retainer to have 1/4 inch
clearance to top of belt (Figure 24).
7. See Figure 22. The transmission safety interlock
switch may be adjusted up or down by repositioning
the large fiat nuts that hold it in its mounting
bracket. It should be just low enough that when
switch button is resting centered on carriage bolt
head as shown the switch is clo^ permitting
the starter to operate. The switch must not be
closed when the gear shift lever is engaged in any
of the four gear positions.
CLUTCH ROD GUIDE
CLUTCH ROD
JAM NUTS
FRONT BELT GUARD
3/32^1 to_1/8_''
ICLI^RANCE
REAR PULLEY BELT RETAINER
FRONT GUARD BOLT
IDLER PULLEY BELT RETAINER
FIGURE 24
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