MIL-C-53057(ME)
APPENDIX
TEST METHOD NO. 18
PUMP INLET PRESSURE
1. TEST APPARATUS:
a. Pressure gage (vacuum).
b. Hydraulic fittings (as required).
c. Thermocouple.
2. TEST PROCEDURE:
a. Install a pressure (vacuum) gage in the pump suction line
immediately adjacent to the pump and a thermocouple in the
hydraulic tank.
b. Heat the oil to specified temperature.
c. Run the pump at the maximum speed it can encounter during
crane operation and record the pump inlet pressure, and
-
temperature.
d. Repeat for each pump installation on the crane.
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