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WIL-17100-E-03
Where Innovation Flows
EOM
ENGINEERING OPERATION
&
MAINTENANCE MANUAL
GPS420/GPS430, GPS820/830
and GPS1520/GPS1530
CSA-Certified Metal Pumps
WIL-17100-E-03 2
CSA-Certified Pumps
Copyright
Copyright 2018 PSG
®
, a Dover Company. All rights reserved.
PSG reserves the right to modify the information and illustrations in this document without prior
notice. The product described in this document is furnished under a license agreement or
nondisclosure agreement. No part of this document may be reproduced, stored in a retrieval
system, or transmitted in any form or any means electronic or mechanical, including
photocopying and recording, without the written permission of PSG, a Dover Company, except
as described by the terms of those agreements.
This is a non-contractual document.
Trademarks
PSG and the PSG logo are registered trademarks of PSG. Wilden
®
is a registered trademark of
PSG California LLC. Pro-Flo
®
SHIFT and Pro-Flo
®
are registered trademarks of PSG California
LLC. Wil-Flex
®
is a trademark of PSG California LLC. Saniflex™ is a trademark of PSG
California LLC.
All trademarks, names, logos and service marks (collectively “trademarks”) in this document are
registered and unregistered trademarks of their respective owners. Nothing contained in this
document should be construed as granting any license or right to use any trademark without the
prior written permission of the trademark owner.
Warranty
Each and every product manufactured by Wilden is built to meet the highest standards of
quality. Every pump is functionally tested to ensure integrity of operation. Wilden warrants that
pumps, accessories and parts manufactured or supplied by it to be free from defects in material
and workmanship for a period of five (5) years from date of installation or six (6) years from date
of manufacture, whichever comes first.
For more information, and to register your Wilden pump for warranty, please visit
https://www.psgdover.com/wilden/support/warranty-registration.
Certifications
WIL-17100-E-03 3
CSA-Certified Pumps
CONTENTS
SECTION 1: Precautions – Read First! ..................................................................................................... 4
SECTION 2: Wilden Pump Designation System ...................................................................................... 5
SECTION 3: How It Works .......................................................................................................................... 6
SECTION 4: Dimensional Drawings .......................................................................................................... 7
SECTION 5: Performance ......................................................................................................................... 12
GPS420/GPS430 Metal EZ-Install TPE-Fitted ........................................................................................ 12
GPS420/GPS430 Metal Full-Stroke PTFE-Fitted ................................................................................... 12
GPS820/GPS830 Metal EZ-Install TPE-Fitted ........................................................................................ 13
GPS820/GPS830 Metal Full-Stroke PTFE-Fitted ................................................................................... 13
GPS1520/GPS1530 Metal EZ-Install TPE-Fitted .................................................................................... 14
GPS1520/GPS1530 Metal Full-Stroke PTFE-Fitted ............................................................................... 14
Suction Lift Capability .............................................................................................................................. 15
SECTION 6: Suggested Installation, Operation, Maintenance, and Troubleshooting ....................... 17
SECTION 7: Disassembly/Reassembly ................................................................................................... 20
Pump Disassembly.................................................................................................................................. 20
Grounding Strap for CSA Pumps ............................................................................................................ 22
Air Valve/Center Section Disassembly ................................................................................................... 23
Single-Point Exhaust ............................................................................................................................... 26
Reassembly Hints and Tips .................................................................................................................... 26
SECTION 8: Exploded View and Parts List ............................................................................................. 28
WIL-17100-E-03 4
CSA-Certified Pumps
SECTION 1
WARNING:
CAUTION:
CAUTION:
TEMPERATURE LIMITS:
CAUTION:
CAUTION:
WARNING:
CAUTION:
CAUTION:
CAUTION:
CAUTION:
CAUTION:
CAUTION:
CAUTION:
CAUTION:
NOTE:
NOTE:
NOTE:
NOTE:
NOTE:
WARNING:
PRECAUTIONS – READ FIRST!
WIL-17100-E-03 5
CSA-Certified Pumps
SECTION
2
MATERIAL CODES
MODEL
WETTED PARTS & OUTER PISTON
AIR CHAMBERS
CENTER BLOCK
AIR VALVE
DIAPHRAGMS
VALVE BALLS
VALVE SEATS
VALVE SEAT O-RINGS
SPECIALTY
CODES
NOTE:
NOTE:
CSA-CERTIFIED PUMPS
LEGEND
G
PS
XXX
/
X
X
X
X
X
/
X
X
X
/
X
X
/
X
X
X
/
X
X
X
X
GPS420/GP
S4
30
–
38 mm (1-1/2″) Pump
GPS820/GPS830 –
51 mm (2") Pump
GPS1520/GPS1530 –
76 mm (3") Pump
O
-
RING
S
MODEL
VALVE SEAT
S
SPECIAL
TY
VALVE BALL
S
CODE
DIAPHRAGMS
AIR VALVE
CENTER BLOCK
AIR CHAMBERS
WETTED PA
RTS &
OUTER PISTON
WILDEN PUMP DESIGNATION SYSTEM
WIL-17100-E-03 6
CSA-Certified Pumps
SECTION
3
FIGURE 1
FIGURE 2
FIGURE 3
HOW IT WORKS – AIR-OPERATED DOUBLE-DIAPHRAGM PUMP
HOW IT WORKS
–
AIR DISTRIBUTION SYSTEM
WIL-17100-E-03 7
CSA-Certified Pumps
SECTION
4
G
PS420 M
ETAL
DIMENSIONS
ITEM
METRIC
(mm)
STANDARD
(inch)
LW0231 REV. E
GP
S4
30 ALUMINUM
DIMENSIONS
ITEM
METRIC
(mm)
STANDARD
(inch)
DIN (mm)
ANSI (Inch)
LW0296 REV. B
DIMENSIONAL DRAWING
WIL-17100-E-03 8
CSA-Certified Pumps
G
PS430
STAINLESS STEEL
DIMENSIONS
ITEM
METRIC (mm)
STANDARD
(inch)
DIN (mm)
ANSI (Inch)
LW0233 REV. D
G
PS
8
20
ALUMINUM
DIMENSIONS
ITEM
METRIC
(mm)
STANDARD
(inch)
LW0238 REV. C
DIMENSIONAL DRAWING
WIL-17100-E-03 9
CSA-Certified Pumps
G
PS
8
20
STAINLESS STEEL
DIMENSIONS
ITEM
METRIC
(mm)
STANDARD
(inch)
LW0240 REV. B
GP
S
830 ALUMINUM
DIMENSIONS
ITEM
METRIC
(mm)
STANDARD
(inch)
DIN (mm)
ANSI (Inch)
LW0239 REV. C
DIMENSIONAL DRAWING
WIL-17100-E-03 10
CSA-Certified Pumps
GP
S
830 STAINLESS STEEL
DIMENSIONS
ITEM
METRIC
(mm)
STANDARD
(inch)
DIN (mm)
ANSI (Inch)
LW0241 REV. B
G
PS
15
20
ALUMINUM
DIMENSIONS
ITEM
METRIC
(mm)
STANDARD
(inch)
LW0258 REV. C
DIMENSIONAL DRAWING
WIL-17100-E-03 11
CSA-Certified Pumps
G
PS
15
20
STAINLESS STEEL
DIMENSIONS
ITEM
METRIC
(mm)
STANDARD
(inch)
LW0259 REV. C
GP
S
1530 STAINLESS STEEL
DIMENSIONS
ITEM
METRIC
(mm)
STANDARD
(inch)
DIN (mm)
ANSI (Inch)
LW0260 REV. C
DIMENSIONAL DRAWING
WIL-17100-E-03 12
CSA-Certified Pumps
SECTION
5
GPS420/GPS430 METAL
EZ
-
INSTALL TPE
-
FITTED
Example:
Flow rates indicated on chart were determined by pumping water. For optimum life and performance, pumps
should be specified so that daily operation parameters will fall in the center of the pump's performance curve.
Caution: Do not
exceed
6
.
9
bar (1
00
psig) air supply pressure.
GPS420/GPS430 METAL
FULL-STROKE
PTFE
-
FITTED
Example:
Flow rates indicated on chart were determined by pumping water. For optimum life and performance, pumps
should be specified so that daily operation parameters will fall in the center of the pump's performance curve.
Caution: Do not exceed
6
.
9
bar (1
00
psig) air supply pressure.
PERFORMANCE
WIL-17100-E-03 13
CSA-Certified Pumps
GPS820/GPS830 METAL
EZ
-
INSTALL TPE
-
FITTED
Example:
Flow rates indicated on chart were determined by pumping water. For optimum life and performance, pumps
should be specified so that daily operation parameters will fall in the center of the pump's performance curve.
Caution: Do not exceed
6
.
9
bar (1
00
psig) air supply pressure.
GPS820/GPS830 METAL
FULL-STROKE
PTFE
-
FITTED
Example:
Flow rates indicated on chart were determined by pumping water. For optimum life and performance, pumps
should be specified so that daily operation parameters will fall in the center of the pump's performance curve.
Caution: Do not exceed
6
.
9
bar (
100
psig) air supply pressure.
PERFORMANCE
WIL-17100-E-03 14
CSA-Certified Pumps
GPS1520/GPS1530 METAL
EZ
-
INSTALL TPE
-
FITTED
Example:
Flow rates indicated on chart were determined by pumping water. For optimum life and performance, pumps
should be specified so that daily operation parameters will fall in the center of the pump's performance curve.
Caution: Do not exceed
6
.
9
bar (1
00
psig) air supply pressure.
GPS1520/GPS1530 METAL
FULL-STROKE
PTFE
-
FITTED
Example:
Flow rates indicated on chart were determined by pumping water. For optimum life and performance, pumps
should be specified so that daily operation parameters will fall in the center of the pump's performance curve.
Caution: Do not exceed
6
.
9
bar (1
00
psig) air supply pressure.
PERFORMANCE
WIL-17100-E-03 15
CSA-Certified Pumps
GPS420/GPS430
SUCTION LIFT
CAPABILITY
GPS820/GPS830
SUCTION LIFT
CAPABILITY
SUCTION LIFT CAPABILITY
WIL-17100-E-03 16
CSA-Certified Pumps
GPS1520/GPS1530
SUCTION LIFT
CAPABILITY
SUCTION LIFT CAPABILITY
WIL-17100-E-03 17
CSA-Certified Pumps
SECTION
6
Piping
Gas Supply
Type of Gas
Pump Mounting and Installation
Solids Passage
Flooded Suction
Suction Lift
Gas Outlet
Grounding
Functional Testing
Pump Operation
Emergency Shut-Down Procedure
SUGGESTED INSTALLATION, OPERATION, MAINTENANCE
AND TROUBLESHOOTING
WIL-17100-E-03 18
CSA-Certified Pumps
Prior to Maintenance
Operation
Maintenance and Inspections
Records
SUGGESTED INSTALLATION, OPERATION, MAINTENANCE
AND TROUBLESHOOTING
WIL-17100-E-03 19
CSA-Certified Pumps
Troubleshooting
Pump will not run or runs slowly.
Pump runs, but little or no product flows.
Pump air valve freezes.
Air bubbles in pump discharge.
Product comes out air exhaust.
SUGGESTED INSTALLATION, OPERATION, MAINTENANCE
AND TROUBLESHOOTING
WIL-17100-E-03 20
CSA-Certified Pumps
SECTION
7
PUMP DISASSEMBLY
Tools Required:
CAUTION:
NOTE:
NOTE:
Step 1
Step 2
Step 3
DISASSEMBLY / REASSEMBLY
/
