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4-2. ALTERNATOR AND BELT REPLACEMENT (ALL EXCEPT M1010) (Cont)
4-3. ALTERNATOR, BELT, AND PULLEY REPLACEMENT (M1010) (Cont).
/.25ton/TM-9-2320-289-20 CUCV Series Trucks at Unit level Manual
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TM 9-2320-289-20
4-3.
ALTERNATOR
, BELT, AND PULLEY REPLACEMENT (M1010).
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Equipment Condition
Materials/Parts
Both battery negative cables disconnected.
One tie-down strap
(See paragraph 4-38)
(Item 44, Appendix C)
Heater hose disconnected from crossover
pipe. (See paragraph 3-34)
ToolslTest Equipment
Belt tensioning gage
15 mm socket
Torque
wrench
1.
2.
3.
4.
5.
6.
If
removing
If
removing
If
removing
If
removing
NOTE
belt (4 or 14), perform step 1.
upper
alternator
(2), perform steps 1, 2, and 4.
lower alternator (17), perform steps 1, 3, find 4.
upper
alternator
pulley (3), perform steps 1, 2, 4, and 5.
If removing lower alternator
3 through 5.
Loosen pivot bolts (1 or 16) and adjusting
belt (4 or 14). Remove belt. Discard belt
pulley (13), perform steps 1 and
bolt (6 or 11). Rotate alternator (2 or 17) to loosen
if worn or damaged.
Remove 2 pivot bolts (1), adjusting bolt (6), and washer (7).
Remove adjusting bracket mounting nuts (9), adjusting bolt (11), washer (10), and adjusting
bracket (8). Remove two pivot bolts (16).
NOTE
Tag plugs and leads for installation.
Disconnect terminal plugs and battery leads. Remove alternator (2 or 17).
Place
alternator
(2 or 17) in soft-jawed vise. Remove pulley retaining nut (5 or 15) and remove
alternator pulley (3 or 13).
With metric socket, remove studs (12), nut (18), mounting bracket (19), and stud (20) as
required.
4-6
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