TM 5-5420-234-14&P
4-12. UNIT TROUBLESHOOTING (continued).
16. MAIN FRAME, HOOK ARM, AND WINCH DO NOT OPERATE (continued).
5.
TEST OPTIONS
KNOWN INFO
Is there continuity
Continuity Test.
Cab controls OK.
measured between the
POSSIBLE PROBLEMS
remote linking harness
REASON FOR QUESTION
connector (J8A or J8B)
Remote linking harness
Signal power is transferred
and the main control
faulty.
from the remote control
box terminal strip, on
Remote control faulty.
cable to the main junction
the side that does not
Remote control cable
box via the remote linking
operate?
faulty.
harness (one for each
side). If this linking
harness is defective, the
remote control unit will
work on one side of the
vehicle but not the other.
Replace remote
linking harness
NO
(para 4-80 or 4-
88).
YES
4-358
