Figure 2-27.Model US636HCCD-1 Controls Used for Electric Manual Operation.Engine should shut down if engine oil pressure bypass switch is releasedand pressure is not up to 10 psi.f .Check ENGINE OIL PRESSURE gauge (7) .When oil pressure rises to 40 psi,release ENGINE OIL PRESSURE bypass switch (8).WARNINGIf pump fails to take suction, pump can overheat.Overheated pump cancause severe burns.g .Turn MANUAL THROTTLE INCREASE knob (6) clockwise until pump takes suction,as indicated by pressure reading on PUMP SUCTION gauge (2) or decrease inengine speed as indicated on ENGINE TACHOMETER/HOURMETER (9).If pumpfails to take suction after 3 minutes, shut down engine in accordance withstep k and notify unit maintenance.2-105TM 10-4320-344-10NOTE
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