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TM 5-2420-222-34
14-1.
HYDRAULIC SYSTEM TEST (Con’t).
33.
Connect return hose fitting (8) to adapter (7).
34.
Disconnect hydraulic system tester from pressure hose
fitting (9) and adapter (10).
35.
Connect pressure hose fitting (9) to adapter (10).
36.
Start engine assembly and idle at 2500 rpm (see TM 5-
2420-222-10). Run engine assembly until operating
temperature is 1700F-1900F (77°C-88àC).
37.
Check all connections between hydraulic system and
loader backhoe for leaks. Tighten any leaking
connections.
38.
Shut down engine assembly (see TM 5-2420-222-10).
39.
Install backhoe valve box (see TM 5-2420- 222-20).
TA701543
14-6
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