Page 34 - Webster Service Manual

29
Waste Oil Pumps
SK41906 and SK41982
Webster now has available a Mini waste oil pump.
Webster's waste oil pumps are available in single stage
models, rated at 15 gph for the SK41906 (3450rpm) and
20
gph for the SK41982 (1725rpm). Operating pressure
is factory set at 100 psi.These waste oil pumps are able
to maintain their recommended flow rates throughout
the 100 to 150 psi pressure range.
1
RR SERIES
RPM Rotation GPH Rated PSI
1
RR140D-4EK13 1725 CW 10
45
1
RR243D-4EK13 1725 CW 20
45
1
RR244D-4EK13 1725 CW 40
45
This single stage waste oil pump operates at 1725 rpm.
The operating pressure range is 30-50 psi. Maximum
inlet vacuum 10” Hg. V iscosity range is 34-7000 SUS
(2.5
Centistokes), temperature range 40 F (min) - 160 F
(
max). This unit can be hub or flange mounted. The
pump can be used on one or two pipe installations.
Double lip type V iton seals assure low starting torque
and provide positive protection from leaks. For waste oil
and #4 or lighter fuel oils.