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TM 9-2320-364-20-3
2-2444
13. LHS DOES NOT LOAD IN AUTO MODE (CONT).
3.
Replace hydraulic
selector switch
(Para 7-31).
Verify repair, go to
Step 10 of this Fault.
YES
NO
LHS operates in MAN HA
position.
LHS operates in MAN
MF position.
Proximity switch (main frame
down) adjustment OK.
Wire 1484 OK.
Hydraulic selector switch faulty.
Wire 1461 faulty.
Wire 1435 faulty.
Proximity switch (main frame
down) faulty.
Wire 1469 faulty.
LHS control assembly 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 control box.
WARNING
Is continuity measured at
hydraulic selector switch
connector MC94, terminal F
and switch connector MC93,
terminal F?
Read WARNING
on Page 2-2445
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