Booster
Contents
SECTION I: INTRODUCTION ....................................................................I-1
Overview............................................................................................................................................................. I-1
Principals Of Operation......................................................................................................................... I-1
Centrifugal Force .................................................................................................................................. I-1
Pump Stages ........................................................................................................................................ I-2
Two-Stage Booster Pump ..................................................................................................................... I-3
Components of a Booster Pump ........................................................................................................................ I-3
Pump Body........................................................................................................................................... I-3
Impeller and Shaft Assembly ................................................................................................................ I-3
Mechanical Seal .................................................................................................................................. I-4
Gearbox ................................................................................................................................................ I-4
Pump Drives ......................................................................................................................................... I-4
Accessories....................................................................................................................................................... I-5
Auxiliary Cooling (Overheat Protection) ................................................................................................ I-5
Priming Systems .................................................................................................................................. I-5
Priming the Pump................................................................................................................................. I-5
Priming Valves ...................................................................................................................................... I-6
Pressure Control.................................................................................................................................. I-6
Thermal Relief Valveb (TRV).................................................................................................................. I-7
Anodes ................................................................................................................................................. I-7
Explanation of Terms ......................................................................................................................................... I-8
SECTION II OPERATING PROCEDURES................................................2-1
Stationary Pumping Operations ........................................................................................................................ 2-1
Pumping From a Hydrant
(General Operation) ....................................................................................................................... 2-1
Draft limiting factors ............................................................................................................................. 2-2
Pumping from Draft .............................................................................................................................. 2-2
Pump and Roll Operation.................................................................................................................................. 2-4
Relief Valve Procedures .................................................................................................................................... 2-4
TPM /P35 Relief Valve Procedures .................................................................................................... 2-4
Process of Cavitation ........................................................................................................................................ 2-5
Warning Signs of Cavitation: Discharge and Gauges .......................................................................... 2-6
Discharge Pressure ............................................................................................................................. 2-6
Vacuum Compound Gauge .................................................................................................................. 2-6
How to Prevent Cavitation .................................................................................................................... 2-6
During Operations: ............................................................................................................................... 2-6
Preventive Measures:........................................................................................................................... 2-6
Post Operation procedure ................................................................................................................................. 2-8
SECTION III PREVENTIVE MAINTENANCE ............................................3-1
Overview............................................................................................................................................................ 3-1
Post-Operation Maintenance Procedures ......................................................................................................... 3-1
Weekly Maintenance ........................................................................................................................................ 3-1
Relief Valve Testing .............................................................................................................................. 3-1
Valve Maintenance ............................................................................................................................... 3-2
Verify all Gauges are in Working Order. ............................................................................................... 3-2
Inspect Water and Foam Tanks. .......................................................................................................... 3-2
Monthly Maintenance ....................................................................................................................................... 3-3
Gearbox Lubrication............................................................................................................................. 3-3
Priming System Test (Dry Vacuum Test)
(Refer to NFPA 1901 or NFPA 1911) .............................................................................................. 3-3
Annual Pump Maintenance............................................................................................................................... 3-4
To Next Page
Loading...
