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Remove oil inlet hose (4) from side of the engine (5) by loosening hose clamp (6).
Install a test propeller on the engine and place the RHIB engine in a test tank.
Start RHIB engine and run at 1500 RPM in gear. (TM 55-1945-205-10-2)
Verify the NO OIL warning light (7) on tachometer gage (3) comes on and warning horn sounds for 10
seconds, indicating residual oil in the system has been depleted.
Shut down the RHIB engine. (TM 55-1945-205-10-2)
Remove drain pan and dispose of contents in accordance with local procedures.
Connect oil inlet hose (4) to side of the engine (5), securing with the hose clamp (6).
Conduct VRO pump volume test to verify oil delivery and the fuel/oil ratio.
Start the RHIB engine and allow it to reach normal operating temperature. (TM 55-1945-205-10-2)
Shut down RHIB engine. (TM 55-1945-205-10-2)