TB 9-2320-279-13&P-4
0032
AUXILIARY
HYDRAULICS
SUPPLY
CONNECTOR
FLOW TESTER
HYDRAULIC
(HOSE 2906)
FLOW TESTER HOSE ADAPTERS
OUTPUT HOSE
AUXILIARY
HYDRAULICS
RETURN
CONNECTOR
(HOSE 2907)
FLOW TESTER
INLET HOSE
Figure 8.
2. Install hydraulic flow tester output hose to hydraulic hose 2907 at auxiliary hydraulics return (female) quick
disconnect.
3. Push selector valve in (refer to TM 9-2320-279-10).
4. Start engine (refer to TM 9-2320-279-10).
5. Set PTO ENGAGE switch to ON position. (WP 0015)
NOTE
All hydraulic tests must be performed with hydraulic oil reservoir at least warm to the touch and
at high idle.
Relief pressure is obtained when flow reading drops off and pressure reading on gauge does
not increase further.
6.
Set heavy-duty winch control station HIGH IDLE ON/OFF switch to ON position. (WP 0015)
7.
Close off load valve on hydraulic flow tester until relief pressure is obtained.
8.
Pressure gauge should read at least 2,850 psi (19 650 kPa). Note reading on flow meter and pressure gauge.
9.
Open load valve on hydraulic flow tester.
10.
Set heavy-duty winch control station HIGH IDLE ON/OFF switch to OFF position. (WP 0015)
11.
Set PTO ENGAGE switch to OFF position. (WP 0015)
12.
Shut OFF engine (refer to TM 9-2320-279-10).
13.
Remove hydraulic flow tester inlet hose from hydraulic hose 2906 at auxiliary hydraulics supply (male) quick
disconnect.