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TM 11-5820-890-20-2
5-28
5.3.
TROUBLESHOOTING FLOWCHARTS. Continued
CHART 4
RT DISPLAY DOES NOT LIGHT. PSA CB1 SET TO ON".
(Sheet 1 of 1)
Z
Y
d
b
a
S
R
X
W
V
T
U
Q
P
N
M
L
K
J
F
E
D
C
B
A
G
H
PSA J2
START
NO
YES
12.5 TO 13.5
V dc
?
REPLACE RT.
1. REMOVE RT FROM PSA.
2. MEASURE VOLTAGE AT PSA J2,
PIN F, TO PIN Z (GND).
REPLACE PSA.
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