TM 9-2320-365-34-1
Hydraulic Pump Flow Test
Hydraulic oil level OK.
Hydraulic tubing and
fittings OK.
Filter screen OK.
Hydraulic filter OK.
2.
NO
YES
Fault corrected.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Faulty hydraulic rotary
pump.
Is 5-14 gpm (19 - 53 lpm)
measured at supply hose
on hydraulic rotary pump?
If hydraulic rotary pump is
not providing enough
flow, hydraulic system
will not operate correctly.
Replace hydraulic rotary pump
(para 16-5).
e1. LOSS OF HYDRAULIC PRESSURE (SINGLE STAGE PUMP) (CONT)
2-966