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TM 9-2320-364-20-3
2-2314
Wire 1478 faulty.
Rectifier faulty.
Wire 1480 faulty.
Wire 1435 faulty.
Transit valve faulty.
6. LOSS OF MIDDLE FRAME SAFE LOWERING FUNCTION (CONT).
6.
Are 22 to
28 vdc measured on wire 1478
at main junction box rectifier
with ENGINE switch ON and
middle frame safe lowering
button pushed in?
Repair wire 1478
(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.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Voltage test.
STE/ICE-R #89.
If wire 1478 is loose, faulty, or
shorted to ground, 22 to 28 vdc
will not be present at transit
valve.
WARNING
Read WARNING
on Page 2-2315
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