Hale MBP Booster - Manual (Page 30)

29 Silencer Series Booster Pump, p/n: 029-0020-83-0
Operation
❑
Figure 3-2: Pump Operator’s Panel
7. If necessary, open the suction valve to allow water to flow into the pump.
8. To eliminate air pockets, open appropriate valve to expel air or prime the pump,
if so equipped. Also see heading “Pumping from Draft” on page 31.
9. Note the discharge pressures and intake pressures as applicable, then open
the engine throttle gradually until the master discharge gauge indicates the
desired pressure.
10. Set the automatic relief valve or governor control system according to your
company policy, if so equipped.
CAUTION !
DO NOT REDUCE THE PRESSURE ON THE INTAKE GAUGE BELOW
DEPARTMENT LIMITS. SERIOUS DAMAGE TO THE WATER MAIN COULD
RESULT.
11. If the master intake gauge shows a vacuum before the desired discharge
pressure or flow is reached, it indicates that you are receiving all the water the
suction piping (hydrant) can supply.