TM-9-2320-366-20-3
M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 3 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-366-20-3 - Page 466 of 1396
KNOWN INFO
WARNING
Read WARNING
on following page.
YES
NO
TEST OPTIONS
REASON FOR QUESTION
Air Pressure Test
STE/ICE-R Test #50
2.
NOTE
Is 75-120 PSI
(518-827 kPa) present
through M1089 30K winch
pneumatic manifold?
If 75-120 PSI (518-827 kPa) is
not present, M1089 30K winch
pneumatic manifold is faulty.
Ensure that pressure regulator valve is fully
open by lifting knob and turning clockwise.
Repair or replace M1089 30K winch
pneumatic manifold (para 17-29).
aa4.
MAIN WINCH LH AND RH FREESPOOLS DO NOT OPERATE (CONT)
TM 9-2320-366-20-3
2-2428.2
Change 1
LH and RH 30K winches
operates.
STATION SELECTOR switch to
WRECKER CONTROL PANEL.
MODE SELECTOR SWITCH to
NORMAL.
MAIN WINCH LH and RH
SPEED switch operates.
Terminal block jumper OK.
Pressure protection valve OK.
POSSIBLE PROBLEMS
Faulty air hose.
Faulty M1089 30K winch
manifold assembly.
Faulty M1089 30K winch
pneumatic manifold assembly.
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