Figure 2-4. Stopping the pump.

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.