PUMP R
Two stage model
The Webster R Series oil pump is for medium capacity oil burner and are rated up to 80 GPH (at 100 PSI). It incorporates a pressure regulating valve and is available with or without cut-off function. One period featuring the unique Webster rotary self cleaning filter, simple flange or hub mounting, and an extended shaft length, the R series is adaptable to virtually every replacement.
Compatibilité
One pipe installation :
The bypass plug must not be installed. The excess fuel is returned back to the inlet.
Two pipe installation :
The steel plug of the inlet port must be removed and the bypass plug must be inserted in the applicable inlet port allowing excess fuel is bypassed back to the tank. The return plug must not be reinstalled.
Two-pipe operation is recommended for all high capacity units.
Bleed :
Bleeding in two pipe operation is automatic for two-stage pump, but it may be accelerated by opening the easy flow bleeder or loosening pressure gauge port. If single stage or pump with 1/8 NPTF nozzle outlet (pump code ends by 3 or 4) bleed all air from the system by opening bleeder valve or loosening pressure gauge port.
In one pipe operation, the easy flow bleeder valve or pressure gauge port must be loosened to bleed the system.
R Datasheet