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TM 9-2320-366-20-2
TM
e122. M1089 MATERIAL HANDLING CRANE (MHC) HOIST UP DOES NOT OPERATE FROM REMOTE STA-
e122.
TION (CONT)
KNOWN INFO
TEST OPTIONS
3.
Other crane functions from
Continuity Test or
remote station OK.
STE/ICE Test #91
Is continuity present
REASON FOR QUESTION
Hoist up solenoid cable OK.
from remote control box
This question eliminates
Hoist up solenoid OK.
connector pin F to pin H?
POSSIBLE PROBLEMS
possible problems and
Faulty hoist up/down
determines where to
controller.
continue troubleshooting.
NO
Faulty remote control
box internal wiring
harness.
Faulty external remote
control cable.
Faulty remote control
cable.
Go to step 4 of this fault.
YES
Go to step 5 of this fault.
2-1310
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