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TM 9-2320-364-20-3
2-2810
19. CRANE HIGH IDLE NOT WORKING (CONT).
19.
Does crane HIGH IDLE
operate?
Fault not corrected.
Notify DS
Maintenance.
YES
NO
Crane operates.
Red wire from terminal 17 to
relay OK.
Green wire from relay to
ground OK.
Black wire from terminal 3 to
relay OK.
Relay OK.
Blue wire from relay to
diode OK.
Diode OK.
Red wire from diode to HIGH
IDLE switch OK.
Green jumper wire on HIGH
IDLE switch OK.
HIGH IDLE switch OK.
Wire 231 OK.
Relay R22 OK.
Black wire from power switch
to HIGH IDLE switch OK.
HIGH IDLE switch OK.
Green wire from HIGH IDLE
switch to terminal 17 OK.
White wire from terminal 17 to
crane connector OK.
Wire 1737 OK.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Verify repair.
If crane HIGH IDLE operates,
fault has been corrected.
Fault corrected.
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