Hale MBP Booster - Manual (Page 5)

Contents -
continued Page
❑ Table of Contents
4 Silencer Series Booster Pump, p/n: 029-0020-83-0
2.5 Accessories - continued
Pressure Control ............................................................................................................... 23
The P Relief Valve System .......................................................................................... 23
Figure 2-10: P Series Relief Valve System Arrangement ........................................... 23
How the Relief System Works ..................................................................................... 24
Thermal Relief Valve (TRV) ......................................................................................... 24
Figure 2-11: Thermal Relief Valve, TRV ..................................................................... 24
TRV-L Kit ..................................................................................................................... 25
Anodes......................................................................................................................... 25
Figure 2-12: Hale Anode ............................................................................................. 25
Manifolds ..................................................................................................................... 26
Figure 2-13: Typical Manifold Assembly Option.......................................................... 26
3 Operation ...............................................................................................27
3.1 Stationary Pumping Operations..........................................................................27
Pumping from a Hydrant (General Operation) .................................................................. 27
Figure 3-1: Driver’s Compartment Indicator Lights ..................................................... 28
Figure 3-2: Pump Operator’s Panel ............................................................................ 29
Draft Limiting Factors......................................................................................................... 30
Table 3-3: Base Line NFPA Ratings ........................................................................... 31
Pumping from Draft............................................................................................................ 31
Pumping from Onboard Water Tank .................................................................................. 33
3.2 Pump and Roll Operation ...................................................................................35
3.3 Relief Valve Procedures.......................................................................................35
Figure 3-4: TPM Relief Valve Control ......................................................................... 36
3.4 Cavitation ..............................................................................................................36
Figure 3-5: Sample, Cavitation Regions ..................................................................... 36
Process of Cavitation ......................................................................................................... 37
Warning Signs of Cavitation (Discharge and Gauges) ...................................................... 37
Discharge Pressure ..................................................................................................... 37
Vacuum Compound Gauge ......................................................................................... 38