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TM 11-5820-890-20-2
3-8
3.2.
TROUBLESHOOTING FLOWCHARTS. Continued
Chart 3
CONTROL MONITOR DISPLAY INCORRECT.
(Sheet 3 of 4)
NO
YES
10 TO 30 OHMS
?
REPLACE VAA.
NO
YES
10 TO 30 OHMS
?
1. SET VAA CB1 TO OFF.
2. REMOVE CX 13290 FROM CM J1.
3. MEASURE RESISTANCE AT CX 13290,
PIN D TO PIN E.
REPLACE CX 13290.
1. CONNECT CX 13290 TO CM J1.
2. REMOVE CX 13290 FROM VAA J9.
3. MEASURE RESISTANCE AT VAA J9,
PIN D TO PIN E.
NO
YES
OPEN
?
CHECK CONTINUITY AT CX 13290, PIN D
TO PIN A (GND).
1. REMOVE CX 13290 FROM VAA J9.
2. CHECK CONTINUITY AT VAA J9,
PIN D TO PIN A (GND).
NO
YES
OPEN
?
REPLACE VAA.
REPLACE CX 13290.
3
SH 4
2
SH 3
E
D
C
F
B
A
E
D
C
F
B
A
VAA J9
CX 13290
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