TM 9-2320-366-34-1
MONOBLOCK VALVE FLOW TEST
WARNING
Wear approved eye protection when performing
pressure checks. Failure to comply may result
in oil getting into eyes. If oil contacts eyes, seek
medical attention immediately.
Drop hydraulic pressure to zero before
disconnecting any hydraulic hose, tube, or fitting.
Failure to comply may result in injury to personnel.
Fuel and oil are slippery and can cause falls.
Wipe up spilled fuel or oil with rags. Failure
to comply may result in injury to personnel.
Tag hydraulic hoses, tubes, and fittings
prior to disconnecting.
NOTE
(1) Place drain pan under vehicle.
(2) Disconnect hydraulic hose from input of
monoblock valve assembly control valve.
(3) Connect hydraulic tester between hose and
fitting with hoses and adapters.
(4) Start engine (TM 9-2320-366-10).
(5) Position PTO switch to ON (TM
9-2320-366-10).
(6) Observe flow of 12-14 gpm (45-53 lpm)
at 2400-2950 psi (16548-20340 kPa).
(7) If flow and pressure are not between
12-14 gpm (45-53 lpm) and 2400-2950
psi (16548-20340 kPa), replace
hydraulic rotary pump (para 16-91).
(8) Position PTO switch to OFF (TM 9-
2320-366-10
(9) Shutdown engine (TM 9-2320-366-10).
(10) Disconnect flow/pressure kit and
disassemble test equipment fittings
and hoses from pressure flow kit,
(11) Connect main valve tube to fitting.
(12) Remove drain pan.
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