TM 55-1520-240-23-6
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TEST FLIGHT CONTROL RESERVOIR/COOLER (AVIM)
(Continued)
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INTEGRITY PRESSURE TEST, LOW PRESSURE
SIDE
1.
Connect test setup pressure hose (1) to reservoir
return port (2). Use gloves (E186).
2.
Connect test setup return hose (3) to reservoir
supply port (4).
3.
Connect drain hose (5) to reservoir bleed relief
valve (6).
4.
Close shutoff valve (7).
5.
Close shutoff valve (8).
6.
Open shutoff valve (7) and apply 5 to 20 psi
pressure to return port (2) to fill reservoir (9).
Open shutoff valve (10) and hold bleed relief
valve (6) open until reservoir is free of air.
7.
Close shutoff valve (10).
8.
Apply 120 psi pressure to return port (2).
Maintain pressure for 2 minutes.
9.
Check reservoir (9) for leaks. There shall be no
external leaks.
10.
Open shutoff valve (8).
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