TM 5-5420-234-14&P
4-12. UNIT TROUBLESHOOTING (continued).
16. MAIN FRAME, HOOK ARM, AND WINCH DO NOT OPERATE (continued).
KNOWN INFO
19.
TEST OPTIONS
Visual inspection.
Cab and remote controls
Are all hydraulic lines,
inoperative.
hoses, and fittings for
CB15 OK.
the CBT free from leaks
REASON FOR QUESTION
LHS/winch inoperative
or damage?
Leaks or damage in the
using solenoid tool.
CBT hydraulic system
Quick-disconnect
may cause insufficient oil
couplings OK.
supply to reach the
POSSIBLE PROBLEMS
hydraulic components.
Hydraulic lines, hoses, or
fittings faulty.
Notify Direct
Support
NO
maintenance.
Fault not corrected.
YES
Notify supervisor.
4-386
