TM 5-4930-244-14
4-31. BELTS- ADJUST/REPLACE.
This Task Covers:
a.
Air Compressor
b.
Alternator
Initial Setup:
Tools Required
Tool Kit, General Mechanic's Automotive (Appendix B, Section III, Item 1).
Materials/Parts Required
Lockwasher (Appendix H, Section II, Item 7)
Nut, self-locking (Appendix H, Section II, Item 10).
Nut, self-locking (Appendix H, Section II, Item 47).
Nut, self-locking (Appendix H, Section II, Item 48)
Equipment Condition
Enclosure removed (para. 4-13).
Alcohol injector removed (para 4-16).
Unit shut down and cool.
a. Air Compressor.
(1)
Removal. (Refer to Figure 4-21).
WARNING
·
Clothing may get caught in moving machinery and cause serious injury or
death DO NOT wear loose clothing around moving parts
CAUTION
·
Disconnect negative battery cable before removing belts to prevent electrical
short or damage to components
(a)
Open battery drawer and disconnect ground wire #1 from battery (para 4-26).
(b)
Remove lube tank duct (1) from heater plenum (2) and heat inlet (11) by loosening two clamps (4) Pull lube
tank duct (1) off and set aside.
(c)
Remove two nuts (5) and two lockwashers (6) from muffler (7) at engine exhaust. Remove gasket (8) Bend
muffler (7) and exhaust hose (9) down and away from diesel engine (10).
(d)
Remove heat inlet (11) from lube tank (12) by removing two hex head cap screws (13) and two lockwashers
(14) Slide heat inlet (11) out Discard two lockwashers (14).
(e)
Remove cap screw (15), washer (16), and self-locking nut (17) from clutch arm (18) on belt guard (19)
Discard self-locking nut.
(f)
Remove cap screw (20), washer (21), and self-locking nut (22) from clutch fork (23). Move clutch arm (18)
out of the way Discard self-locking nut.
(g)
Remove clutch fork (23) by spreading its end apart and pulling it away from pins (24) on clutch assembly
(25).
(h)
Detach nylon air tubing (42) from quick disconnect at side of belt guard (19).
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