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TM 9-2320-364-20-3
2-2398
10. HOOK ARM DOES NOT LOAD IN MANUAL MODE (CONT).
LHS hoses OK.
LHS tubes OK.
Wire 1490 OK.
Wire 1486 OK.
Hydraulic selector switch OK.
LHS control assembly OK.
Wire 1467 OK.
Wire 1435 faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity test.
STE/ICE-R #91.
If wire 1435 is loose or faulty,
hook arm down DC valve will
not be grounded.
NO
Repair wire 1435
(see schematic
Fig 2-52).
Verify repair, go to
Step 10 of this Fault.
9.
Is continuity measured on
wire 1435 at hook arm down
DC valve harness connector,
terminal 1 and chassis
ground?
Directional control
(DC) valve is faulty.
Notify DS
Maintenance.
WARNING
YES
Read WARNING
on Page 2-2399
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