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TM 9-2320-364-20-3
2-2388
10. HOOK ARM DOES NOT LOAD IN MANUAL MODE (CONT).
4.
Repair wire 1490
(see schematic
Fig 2-52) or notify
DS Maintenance.
Verify repair, go to
Step 10 of this Fault.
NO
LHS hoses OK.
LHS tubes OK.
Wire 1490 faulty.
Wire 1486 faulty.
Hydraulic selector switch faulty.
LHS control assembly faulty.
Wire 1467 faulty.
Wire 1435 faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity test.
STE/ICE-R #91.
If wire 1490 is loose, faulty, or
shorted to ground, 22 to 28 vdc
will not be present at hydraulic
selector switch from LHS control
assembly.
WARNING
Is continuity measured on
wire 1490 at harness
connector MC83, terminal P
and harness connector MC94,
terminal F?
YES
Read WARNING
on Page 2-2389
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