Page 53 - Webster Service Manual

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1
R00 SERIES SINGLE-STAGE TRANSFER PUMPS
BODY STYLE C & D
Rated at capacities up to 66 gph at 100 psi, the 1R00
Series features the versatili ty of the R Series design.
With 2 inlet ports, 4 discharge ports, and 1 gauge/vent
port, the 1R00 Series can fit virtually all installations.
FUEL UNIT SPECIFICATIONS
Single-Stage Transfer Pumps
lR00 Series Pumps
Capacities:
1
R003-4EH—31 gph at 100 psi
1
R004-4EH, 4EG—43 gph at 100 psi
1
R006-4EH—66 gph at 100 psi.
Pressure:
No internal pressure regulator.
Speed:
Rated at 1725 rpm.
Rotation:
D Style—Clockwise when viewed from shaft end.
C Style—Counterclockwise when viewed from shaft end.
Porting:
1/4”
NPTF: gauge/vent port, 2 inlets and 4 discharge
ports.
Shaft:
7/16”
diameter, key drive.
EH units have 1-7/8” shaft extension from mounting
face. EG unit has 3-1/8” shaft extension from mounting
face with outboard ball bearing.
Seal:
Mounting:
Double lip type.
Hub or two bolt flange mount.
Filter:
No internal filter. External filter recommended.
Maximum Inlet Vacuum:
10”
Hg.
U.L. Listed:
To assure compliance with National Fire Protection
Association's Bulletin 31, “Installation of Oil Burning
Equipment,” fuel unit inlet pressure should not exceed
3
psig.
Operation
The 1R00 Series pumps do not incorporate an internal
regulating valve or filter. They are intended for transfer
use up to 100 psi and must not be operated with
blocked outlet. Use one-pipe installation only and do
not remove bypass plug.
For maximum performance inlet vacuum, when meas-
ured at unused inlet port, should not exceed 10” Hg.