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TM 9-2320-364-20-3
2-2318
Wire 1480 faulty.
Wire 1435 faulty.
Transit valve faulty.
6. LOSS OF MIDDLE FRAME SAFE LOWERING FUNCTION (CONT).
8.
Is continuity measured on
rectifier wire 1480 and transit
valve harness connector,
terminal 2?
Repair wire 1480
(see schematic
Fig 2-52) or notify
DS Maintenance.
Verify repair, go to
Step 10 of this Fault.
YES
NO
Middle frame operates in
manual mode.
Middle frame safe lowering
button OK.
Wire 1479 OK.
Wire 1478 OK.
Rectifier OK.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Continuity test.
STE/ICE-R #91.
If wire 1480 is loose, faulty or
shorted to ground, 22 to 28 vdc
will not be present at transit
valve.
WARNING
Read WARNING
on Page 2-2319
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