TM 5-5420-234-14&P
4-12. UNIT TROUBLESHOOTING (continued).
14. MAIN FRAME DOES NOT UNLOAD IN MANUAL MODE (continued).
4.
KNOWN INFO
TEST OPTIONS
Is there continuity
Continuity Test.
Error Code, EC 02 and/
measured on the re-
or EC 17.
REASON FOR QUESTION
mote control cable
Cab controls OK.
connectors, between
Remote control does not
If there is an open circuit
connectors P8 and P9?
work at either side.
in the remote control
Remote control unit OK.
cable, the signal from the
POSSIBLE PROBLEMS
remote control unit will
not reach the junction
Remote control cable
box.
faulty.
Main junction box wiring
faulty.
Linking harness faulty.
Cab control box faulty.
Replace remote
NO
control cable.
YES
MODEL B, Go
to Step 16.
4-274
Change 1
