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TM 9-2320-364-20-4
2-3155
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
S
T
R52
R51
R50
(1) Loosen four screws and remove cover
from CHU control box.
(2) Disconnect harness at MC82A
connector on CHU control box.
(3) Remove relay R51 from CHU control
box (Para 21-23).
(4) Set multimeter select switch to ohms.
(5) Is there continuity on wire 1464, terminal
30 and connector MC82A, terminal D?
(a) If there is no continuity, repair wire
1464 (see schematic Fig 2-79) or
notify DS Maintenance.
(b) If there is continuity, wire 1464 is OK.
(6) Connect harness connector MC82A
on CHU control box.
CONTINUITY TEST
Remove all jewelry such as rings, dog tags,
bracelets, etc. If jewelry or tools contact
positive electrical circuits, a direct short may
result. Damage to equipment, injury or death
to personnel may occur.
30
SCREWS
R51
1464
CHU
CONTROL
BOX
CONNECTOR
MC82A
D
R51
86
87A
87
85
30
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