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5. Push down on Pump Arm until Sleeve contacts bottom
nut (Fig. 36). Wheel should now be rotating slowly in
reverse.
6. Turn bottom nut up slowly, moving sleeve and pump
arm up, until wheel stops rotating (Fig. 36).
7. Turn top nut down against sleeve and tighten to lock
the adjustment (Fig. 36).
8. Repeat step 3 above to check adjustment. Repeat
adjustment procedure if necessary.
9. Repeat on other wheel, if necessary.
1
2
3
Figure 36
1. Top jam nut
2. Sleeve
Brake Service
Service Interval/Specification
Before each use, check brake for proper operation.
Always set the parking brake when you stop the machine
or leave it unattended. If the parking brake does not hold
securely, an adjustment is required.
Checking the Brake
1. Set the parking brake (Fig. 37).
2. Park the machine on a level surface, disengage the
power take off (PTO) and turn the ignition key to
"OFF" to stop the engine. Remove the key.
3. To set the parking brake, it should take a reasonable
amount of force. If it engages too hard or easily,
adjustment is required. Refer to Adjusting the Brake
on page 34.
Note: When the brake is engaged, the brake handle should
be close to the 11 o'clock position.
4. If there is a reasonable amount of force, no adjustment
is required.
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m–5204
3. Bottom jam nut
4. Pump arm
Adjusting the Brake
The brake handle is on the right side of machine (Fig. 37).
If the parking brake does not hold securely, an adjustment
is required.
1. Check the brake before you adjust it; refer to Checking
the Brake, page 34.
2. Release the parking brake; refer to Releasing the
Parking Brake, page 19.
3. To adjust the brake, remove the hair pin cotter and
clevis pin from the lower brake lever (Fig. 37).
4. Rotate the yoke in to tighten the brake and rotate out
to loosen the brake (Fig. 37).
5. Secure yoke to lower brake lever with the hair pin
cotter and clevis pin (Fig. 37).
6. Check the brake operation again; refer to Checking the
Brake, page 34.
1
3
1 4
Figure 37
1. Yoke
2. Parking brake lever
(released position)
Adjusting the Electric Clutch
The clutch is adjustable to ensure proper engagement and
proper braking. Check adjustment after every 100 hours of
operation.
1. To adjust clutch, tighten or loosen lock nuts on flange
studs (Fig. 38).
2. Check adjustment by inserting feeler gauge through
slots next to studs (Fig. 38).
3. The proper disengaged clearance between the clutch
plates is .012–.024 in. (0.30-0.60 mm). It will be
necessary to check this clearance at each of the three
slots to ensure the plates are parallel to each other.
34
2
m–5384
3. Clevis pin
4. Hairpin cotter
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