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TM 9-2320-360-34-1
HYDRAULIC SYSTEM TEST
WARNING
Never disconnect any hydraulic hose while engine
is running. Allow several minutes after engine
shutdown for pressure to be released.
NOTE
· Winch testing should be done with 10 ft (3 m)
of cable payed out and no load on cable.
· Winch hydraulic reservoir filter should be at
least warm to the touch and engine on high
idle during trouble shooting.
· Winch hydraulic pump contains three separate
sections. Pump test must be performed three
times, once on each section.
(1) Remove winch control console panels (TM 9-2320-360-20).
(2) Cut and remove spiral wrap from three pressure hoses.
(3) Remove pressure hose from winch hydraulic pump.
(4) Install tee, pressure gage and pressure hose on hydraulic
pump.
(5) Start engine (TM 9-2320-360-10).
(6) Engage PTO and high idle (TM 9-2320-360-10).
(7) Pull up or push down control valve lever, and observe
pressure.
(8) Disengage PTO and high idle (TM 9-2320-360-10).
(9) Shut off engine (TM 9-2320-360-10).
(10)Remove pressure hose, pressure gage and tee from
hydraulic pump.
(11) Install pressure hose on winch hydraulic pump.
(12)Secure three pressure hoses together with cable ties.
(13)Repeat steps (2) thru (12) on other two pumps.
Change 1 2-175
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