TM 1-1520-238-23
9-84
9.23.
EXTERNAL POWER CONTACTOR RELAY REMOVAL/INSTALLATION – continued
9.23.4. Cleaning
a. Clean removed and attaching parts (para
1.47).
9.23.5. Inspection
a. Check removed and attaching parts for dam-
age (para 9.1).
b. Check mounting area of relay for stripped or
damaged threads (para 9.1).
c. Check wires for wear, cuts, breaks, and dam-
aged terminal lugs (para 9.1).
d. Check removed and attaching parts for corro-
sion (para 1.49).
9.23.6. Installation
a. Install new relay (2).
(1) Position relay (2) on mating surface (17).
(2) Install four screws (18) and washers (19).
b. Perform
electrical
bond
check
(TM 55-1500-323-24).
(1) Bond shall be 0.0025 OHM or less. Use
ohmmeter.
c. Attach wires (11) to relay (2).
(1) Position identified terminal lugs (14) and flat
washers (15) on studs L1, L2, L3, T1, T2, and
T3 (16).
(2) Install six lockwashers (13) and nuts (12) on
studs (16).
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M04-1121-7
2
19
18
17
11
16
2
M04-1121-8
16
11
11
12
13
14
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