OPERATION
3-18 / Pierce Pumper
© 2019 Pierce Manufacturing Inc. All Rights Reserved.
Supply and Discharge Water and Foam
3-6.
Supply Water to Pump
Figure 3-1: Water Supply Valves and Indicators
POM0007, 1551, 1552, 1549, 1548, 1550
1. Open tank-to-pump valve.
The tank-to-pump valve controls the flow between the water tank and pump inlet. With this valve OPEN, water
from the tank floods the pump intake manifold and slowly primes the pump.
2. Open primer valve.
If the pump is dry, engage primer to expel air in the pump to get prime.
TANK TO PUMP VALVES
TANK FILL OR RECURCULATING VALVE
RECIRCULATING VALVE
(DEDICATED, OPTIONAL)
ENGINE COOLER VALVE
PUMP OVERHEAT
INDICATOR
Summary of Contents for Pumper
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