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TM 9-2320-364-20-3
2-2410
Is continuity
measured at
hydraulic selector switch
connector MC94, terminal E
and switch connector MC93,
terminal B with switch in
MAN MF position?
11. MIDDLE FRAME DOES NOT UNLOAD IN MANUAL MODE (CONT).
5.
Replace hydraulic
selector switch
(Para 7-31).
Verify repair, go to
step 10 of this Fault.
YES
NO
LHS hoses OK.
Wire 1489 OK.
Wire 1480 OK.
Hydraulic selector switch faulty.
LHS control assembly faulty.
Middle frame lockout
relay faulty.
Wire 1465 faulty.
Wire 1435 faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity test.
STE/ICE-R #91.
If hydraulic selector switch is
faulty, 22 to 28 vdc will not be
present at LHS control
assembly.
WARNING
Read WARNING
on Page 2-2411
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