TM 5-5420-234-14&P
4-12. UNIT TROUBLESHOOTING (continued).
15.1 LHS DOES NOT OPERATE PROPERLY IN AUTO MODE (CAB ONLY) (MODEL B
ONLY.)
INITIAL SETUP
Tools and Special Tools
Equipment Condition
Multimeter (ANURM105C)
Engine turned off (TM 9-2320-279-10)
Tool Kit, General Mechanic's: Automotive
Parking brake applied (TM 9-2320-279-10)
(SC 5180-90-N26)
Wheels chocked (TM 9-2320-279-10)
Personnel Required:
Two
START
1.
TEST OPTIONS
KNOWN INFO
Visual inspection.
Does the LHS fail to
Error Code, EC 01.
unload and load
REASON FOR QUESTION
POSSIBLE PROBLEMS
properly from the
stowed position?
To isolate the fault to a
Cab digital control box
specific location in the
faulty.
electrical system.
Cab interface wiring
harness faulty. Digital
controller wiring harness
faulty. Digital control
box faulty.
End of task.
NO
YES
4-358.2
40
Change 1
