The pump/engine shall be capable of meeting the NFPA 1906 performance rating 50 GPM @ 150 PSI. Typical pump performance from 5 foot draft at sea level shall be: 15 GPM @ 325 PSI, 105 GPM @ 150 PSI, and 135 GPM @ 50 PSI.
The pump body shall be made of anodized alloy aluminum castings coupled together with a stainless steel band clamp with an O-ring seal which allows quick pump volute removal for servicing. The pump end shall be factory hydrostatically tested to 500 PSI. The impeller shall be bronze. The renewable clearance ring shall be made of bronze to inhibit galvanic corrosion. The impeller shall be 4.875 inches (123.83 mm) in diameter and designed with a sleeve back end to prevent water from coming in contact with the engine shaft. To obtain the required pressures, a built-in oil bath lubricated gearbox shall be provided between the pump end and engine. The gearbox shall be coupled together with a stainless steel band clamp. The pump shaft seal shall be an automatically adjusting, maintenance free, mechanical type. The pump body shall be equipped with a petcock drain valve.
The pump shall be equipped with an exhaust venturi primer of brass and stainless steel construction. The primer shall be capable of priming at 13 feet lift. The primer shall be actuated with a spring return, single control lever located at the operator’s panel. The primer to pump line shall be equipped with an automatic check valve for priming from an open body of water and a manual shut-off for pumping from a pressurized water source.
The suction and discharge ports shall be female pipe thread, designed and located to accept applicable hose thread adapters (2.0” NPT Suction, 1.5” NPT Discharge).
The engine shall be a 4-cycle gasoline Briggs and Stratton Vanguard 356447 series V-Twin, overhead valve, air cooled design. Engine rating shall be 18 BHP at 4000 rpm with a torque of 30 lb-ft at 2600 rpm. Engine displacement shall be 570cc and shall be designed to meet 1994 CARB (California Air Resources Board) standards. A 12-volt electric system shall be provided with electric starter and a 16 amp alternator. Recoil backup engine starting shall be provided. Engine shall be equipped with a residential muffler with USDA approved spark arrestor.
The pump/engine shall be isolation mounted onto a steel base plate.
18HP Briggs & Stratton Engines
135 GPM @ 50 PSI • 105 GPM @ 150 PSI
80 GPM @ 200 PSI • 15 GPM @ 325 PSI
HP75 Series Pumps come in a couple of variations to suit your needs and situation. The T-Series (Transportable) comes with a mounted control panel, remote fuel tank, battery kit, and fixed carry handles. The X-Series is conveniently designed for easy installation by truck builders.
Power is provided by the respected Briggs & Stratton Vanguard engine. The Vanguard power comes from a reliable state-of-the-art, air cooled, 18 BHP, V-twin, overhead valve (OHV) engine. The overhead valve design delivers more power than conventionally designed side-valve engines. It has an electric start with recoil backup to ensure starting under all conditions.
Features and Benefits:
- Rotating Discharge Valve — Quick and easy hose layout
(standard on HPT, optional on HPX)
- Full Instrumentation — Instrument panel shipped loose
for remote mounting for “X" version. Instrument panel is
mounted for "T" version.
- Superior Performance—High pump efficiency
- Briggs & Stratton Vanguard Engine—Quiet and powerful
- Exclusive band clamp design — Quick and easy access
for maintenance and repairs