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Page Title:
MAIN WINCH LH AND RH FREESPOOLS DO NOT OPERATE (CONT) |
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 TM 9-2320-366-20-3
aa4. MAIN WINCH LH AND RH FREESPOOLS DO NOT OPERATE (CONT)
WARNING
Read WARNING
KNOWN INFO
TEST OPTIONS
on following page.
3.
Air Pressure Test
LH and RH 30K winches
STE/ICE-R Test #50
operates.
Is 75-120 PSI
REASON FOR QUESTION
STATION SELECTOR switch to
(518-827 kPa) present at
If 75-120 PSI (518-827 kPa) is
WRECKER CONTROL PANEL.
input fitting of M1089 30K
not present, air hose is faulty.
MODE SELECTOR SWITCH to
winch manifold assembly?
NORMAL.
MAIN WINCH LH and RH
SPEED switch operates.
Terminal block jumper OK.
Pressure protection valve OK.
POSSIBLE PROBLEMS
NO
Faulty air hose.
Faulty M1089 30K winch
manifold assembly.
Faulty M1089 30K winch
pneumatic manifold assembly.
YES
Replace air hose (para 23-5).
2-2428.4
Change 1
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