TM 9-2320-366-34-1
MOTOR FLOW TEST
Maintain engine rpm at 1,250-1,450 rpm while
perfoming pressure and flow test. Failure to
comply may result in damage to equipment.
CAUTION
Wear appropriate eye protection when working
under vehicle due to the possibity of falling
debris. Failure to comply may result in
injury to personnel.
WARNING
(1) Disconnect hose from port V2 on left side
of winch.
(2) Connect hydraulic tester between port V2
and hose with hoses and adapters.
(3) Start engine (TM 9-2320-366-10-1).
(4) Position PTO switch to ON
(TM 9-2320-366-10-1).
(5) Attach stall load to winch cable
(TM 9-2320-366-10-2).
(6) Position WINCH POWER switch to ON
(TM 9-2320-366-10-1).
(7) Engage winch clutch (TM 9-2320-366-10-1).
(8) Toggle WINCH IN/OUT switch to IN
(TM 9-2320-366-10-1).
(9) Observe flow of 20 GPM (75.8 lpm) at
minimum pressure of 2600 psi (17927 kPa).
(10) If flow is low, winch motor or fail safe
brake is faulty.
(11) If pressure is less than 2600 psi
(17927 kPa), cartridge valve is faulty.
(12) If flow was good in motor pressure/flow
test, winch drive assembly is faulty.
(13) Position WINCH POWER and PTO switches
to OFF (TM 9-2320-366-10-1).
(14) Disconnect load and rewind cable
(TM 9-2320-366-10-1).
(15) Disengage winch clutch (TM 9-2320-366-10-1).
(16) Shut down engine (TM 9-2320-366-10-1).
(17) Disconnect hydraulic tester, hoses and
adapters from winch.
(18) Connect vehicle hose to V2 port.
(19) Remove drain pan from under vehicle.
2-1027/(2-1028 Blank)
