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Page Title:
MAIN WINCH RH FREESPOOL DOES NOT OPERATE (CONT) |
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 TM 9-2320-366-20-3
aa3. MAIN WINCH RH FREESPOOL DOES NOT OPERATE (CONT)
WARNING
Read WARNING
KNOWN INFO
TEST OPTIONS
on following page.
2.
Air Pressure Test
RH 30K winch operates.
STE/ICE-R Test #50
STATION SELECTOR switch to
Is 75-120 PSI
REASON FOR QUESTION
WRECKER CONTROL PANEL.
(518-837 kPa) present at
If 75-120 PSI (518-827 kPa) is
MODE SELECTOR SWITCH to
RH 30K winch freespool
not present, air hose is faulty.
NORMAL.
input 90 degree fitting?
If 75-120 PSI (518-827 kPa) is
MAIN WINCH RH SPEED
present, RH 30K winch
switch operates.
assembly is faulty.
LH 30K winch freespools.
MAIN WINCH RH FREESPOOL
switch OK.
M1089 control panel wiring
NO
harness OK.
Teminal block jumper OK.
30K winch pneumatic manifold
solenid L17 OK.
POSSIBLE PROBLEMS
YES
Replace air hose (para 23-5).
Faulty air hose.
Faulty RH 30K winch
assembly.
Notify DS Maintenance, RH 30K
winch assembly is faulty.
Change 1
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