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Section IV. OPERATION OF EQUIPMENT - TM-5-4320-249-140042
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TM-5-4320-249-14 Pump Centrifugal Water; 200 GPM (Gorman-Rupp Co. Model 62-1/2E13-4A084) Manual
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OPERATION IN EXTREME COLD - TM-5-4320-249-140044
FUEL SHUTOFF VALVE
RUN-STOP SWITCH
Not applicable
NOTE. IF ENGINE IS HOT FROM RUNNING UNDER HEAVY LOAD,
ALLOW IT TO IDLE FOR SEVERAL MINUTES BEFORE STOP-
PING. THIS WILL ALLOW HEAT TO DISSIPATE EVENLY,
PREVENTING WARPING OF ENGINE PARTS.
STEP 1. PLACE RUN-STOP SWITCH IN STOP POSITION.
STEP 2. TURN OFF FUEL SHUTOFF VALVE.
Figure 2-4. Stopping the pump.
STEP 1. OPERATE ENGINE SPEED CONTROL TOWARD ENGINE TO RUN ENGINE AT
STEP 5. MOVE ENGINE SPEED CONTROL AWAY FROM ENGINE TO REDUCE SPEED,
GOVERNED SPEED.
FILLING DISCHARGE PIPING SLOWLY TO REDUCE SHOCK OF INITIAL
STEP 2. WITH THE ENGINE RUNNING OPERATE EXHAUST PRIMER LEVER TO CLOSED
FILLING.
POSITION.
STEP 6. WHEN DISCHARGE PIPING IS FILLED, OPEN PRESSURE GAGE SHUTOFF
STEP 3. OPERATE EXHAUST PRIMER VALVE TO OPEN POSITION. THIS WILL DRAW
VALVE. OPERATE ENGINE SPEED CONTROL TO INCREASE ENGINE SPEED
WATER THROUGH SUCTION LINE INTO PUMP.
UNTIL DISCHARGE PRESSURE GAGE INDICATES THE DESIRED DIS-
NOTE. WITH 20 FOOT SUCTION LIFT, PRIMING SHOULD OCCUR WITHIN TWO
CHARGE PRESSURE.
MINUTES. LESS TIME SHOULD BE REQUIRED IF PUMP HAS LESS SUCTION
STEP 7. TO CHANGE PUMPING SPEED OR DISCHARGE PRESSURE, ADJUST
LIFT.
SETTING OF ENGINE SPEED CONTROL. MAXIMUM PUMPING IS DE-
STEP 4. RUN ENGINE AT FULL GOVERNED SPEED UNTIL A SPRAY OF WATER IS
LIVERED WHEN ENGINE OPERATES AT GOVERNED SPEED.
EJECTED FROM THE EXHAUST PRIMER AND SOUND OF PUMP INDICATES
FULL PUMPING LOAD. SHUT EXHAUST PRIMER VALVE IMMEDIATELY AND
OPERATE EXHAUST PRIMER LEVER TO OPEN POSITION.
Figure 2-6. Operating the pump exhaust primer.

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