Page 54 - Webster Service Manual

49
R
SERIES FUEL
UNITS — CODE ANALYSIS
A
F
1
R - Single Stage -1725 RPM Bypass Plug Access
21
R - Single Stage -3450 RPM * Right hand inlet
2
R - Two Stage -1725 RPM (from front cover)
22
R - Two Stage -3450 RPM -Left hand inlet (from front)
31
R - Single Stage -1425 RPM
G
41
R - Single Stage -2850 RPM Design Series
32
R - Two Stage -1425 RPM Shaft Seal Type
42
R - Two Stage -2850 RPM Face Lip
B
Number of Filter Sections
1
thru 6
C
Max Rated Pressure (PSI)
Max Factory
Code Pres
Set At
1 150
PSI
100
PSI
2 300
PSI
100
PSI
3 20
PSI
10
PSI
4 45
PSI
40
PSI
5 100
PSI
100
PSI
6 125
PSI
100
PSI
8 80
PSI
20
PSI
D
Pressure Gear Size 0 thru 8
E
Rotation and Porting-
As viewed from Shaft End
A Clockwise Nozzle Port Left
B CCW Nozzle Port Right
C CCW Nozzle Port Left
D CW Nozzle Port Right
Rotation and Nozzle Location
R Series Fuel Units are available in standard C Style models
(
counterclockwise rotation, nozzle port on left, as viewed from
shaft end) or D Style models (clockwise rotation, nozzle port on
right, as viewed from shaft end).
1 4 1
stage or 2 stage
w/suction gear
same size as
pressure gear
3 5 2
stage w/suction
gear one size larger
than pressure gear.
H
Special Customer
Modifications
J
Nozzle Outlet Type and
Bypass Condition. Final digit
even - Factory set for 2-pipe
operation. Final digit odd -
Factory set for one pipe
operation.
TYPICAL CODE—IR I I I D • I A 3
A B C D E F G H J
Do not use less than 3/8” OD tubing for lines. Size per
gearset capacity shown below:
SELECTION TABLE
Model
Ratings for
100
psi
Gearset
No. 2 Fuel Oil
Rating
Capacity
1
R003-4EH
31
gph
48
gph
1
R004-4EH, 4EG
43
gph
66
gph
1
R006-4EH
66
gph
95
gph
1
ROO Series units are rated for 1725 rpm and may be
hub or flange mounted. Standard EH units have 1-7/8”
shaft extension. EG units 3-1/8” shaft extension, plus out-
board ball bearing.