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TM 10-3930-669-20
KNOWN INFO
24 vdc circuits operate.
Fuse 4 OK.
Indicator wire 30 OK.
POSSIBLE PROBLEMS
Relay R6 ground wire faulty.
Indicator ground wire faulty.
Wire 7 faulty.
Terminal 85 ground wire faulty.
Relay R6, wire 30, terminal 30
faulty.
Relay R6, wire 30, terminal 87
faulty.
Wire 29 faulty.
Glow plug switch faulty.
Wire 31 faulty.
TEST OPTIONS
Voltage test.
STEACE-R #89.
REASON FOR QUESTION
This question eliminates a
possible problem or group of
possible problems determining
where troubleshooting
continues.
2-232
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