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Page Title:
Production engine settings and requirements test |
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|  MIL-T-62531(AT)
APPENDIX A
c. Fuel consumption shall not exceed _____ + _____ percent kilograms per observed
brake horsepower (BHP) hour with engine operating at full load and speed, and
without fan.
d. Oil consumption - _____kg per observed BHP hours maximum at full load
throughout the speed range of the engine.
Rationale
Installing and operating the engine on an engine dynamometer in accordance with the
conditions specified in SAE J816 will determine the performance data statistics for the engine
being tested.
Guidance
Follow procedures of SAE J816. Insert the required engine data for a, b, c, and d above.
Lessons Learned
4.4.5.1 Production engine settings and requirements test. The contractor shall provide to the
Government a test analysis verifying that all requirements specified in 3.4.5 have been met as
follows:
a.
Net horsepower.
b.
Peak torque.
c.
Fuel consumption.
d.
Oil consumption.
Verification Rationale
Verification that the engine meets minimum performance requirements specified shall be
ascertained prior to installation in a vehicle in order to avoid costly removal and installation
charges should the engine fail to meet the requirements.
Verification Guidance
Each engine shall be installed on an engine dynamometer and operated using the specified
fuel. The engine shall meet the minimum performance requirements specified in 3.4.5.1.
Verification Lessons Learned
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