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SERVICE & OPERATING MANUAL
Original Instructions
Certified Quality
ISO 9001 Certified
ISO 14001 Certified
Warren Rupp, Inc.
A Unit of IDEX Corporation
800 N. Main St.,
Mansfield, Ohio 44902 USA
Telephone 419.524.8388
Fax 419.522.7867
SANDPIPERPUMP.COM
© Copyright 2017 Warren Rupp, Inc.
All rights reserved
Model HP20
Metallic - High Pressure
Design Level 1
s a n d p i p e r p u m p. c o m
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Summary of Contents for Warren rupp SANDPIPER HP20
- Page 1 A Unit of IDEX Corporation 800 N. Main St., Mansfield, Ohio 44902 USA Telephone 419.524.8388 Fax 419.522.7867 SANDPIPERPUMP.COM © Copyright 2017 Warren Rupp, Inc. All rights reserved s a n d p i p e r p u m p. c o m...
- Page 2 The use of non-OEM replacement parts will void (or negate) agency certifications, including CE, ATEX, CSA, 3A and EC1935 compliance (Food Contact Materials). Warren Rupp, Inc. cannot ensure nor warrant non-OEM parts to meet the stringent requirements of the certifying agencies.
- Page 3 Temperature Tables Table 1. Category 1 & Category 2 ATEX Rated Pumps Ambient Temperature Process Temperature Temperature Maximum Surface Tem- Range [°C] Range [°C] Class perature [°C] -20°C to +80°C T100°C -20°C to +108°C T135°C -20°C to +60°C -20°C to + 160°C T200°C -20°C to +177°C (225°C) T2 Per CSA standards ANSI LC6-2018 US & Canadian Technical Letter R14, G-Series Natural Gas Models are restricted to (-20°C to + 80°C) process temperature Table 2. Category 2 ATEX Rated Pumps Equipped with Pulse Output Kit or Integral Solenoid: Options Ambient Temperature Process Temperature...
- Page 4 Table of Contents SECTION 1: PUMP SPECIFICATIONS ....1 • Explanation of Nomenclature • Performance • Materials • Dimensional Drawings SECTION 2: INSTALLATION & OPERATION ...5 • Principle of Pump Operation • Recommended Installation Guide • Troubleshooting Guide SECTION 3: EXPLODED VIEW ......8 •...
- Page 5 Explanation of Pump Nomenclature Your Model #: ____ ____ (fill in from pump nameplate) Pump Pump Check Design Wetted Diaphragm/ Check Valve Non-Wetted Porting Pump Pump Brand Size Valve Level Material Check Valve Seat Material Options Style Options Options Model #: Pump Brand Check Valve Seat HP SANDPIPER...
- Page 6 Performance HP20 HIGH PRESSURE MODEL HP20 Performance Curve SUCTION/DISCHARGE PORT SIZE Performance based on the following: elastomer fitted pump, flooded suction, • 2" NPT (internal) water at ambient conditions. The use of other materials and varying hydraulic conditions may result in deviations in excess of 5%. •...
- Page 7 Dimensional Drawings HP20 High Pressure - Aluminum Model Dimensions in inches (mm dimensions in brackets). Dimensional Tolerance:±1/8" (± 3mm) The dimensions on this drawing are for reference only. A certified drawing can be requested if physical dimensions are needed. 12.44 8.80 15.77 AIR INLET...
- Page 8 Dimensional Drawings HP20 High Pressure - Stainless Model Dimensions in inches (mm dimensions in brackets). Dimensional Tolerance:±1/8" (± 3mm) The dimensions on this drawing are for reference only. A certified drawing can be requested if physical dimensions are needed. 12.44 10.57 18.72 AIR INLET...
- Page 9 Principle of Pump Operation Air-Operated Double Diaphragm (AODD) pumps are powered by compressed air or nitrogen. The main directional (air) control valve distributes ① compressed air to an air chamber, exerting uniform pressure over the inner surface of the diaphragm .
- Page 10 Recommended Installation Guide Available Accessories: 1. Surge Suppressor Unregulated Air Supply to Surge 2. Filter/Regulator Suppressor 1 Surge Suppressor 3. Air Dryer 4. Lubricator Pressure Gauge Note: Surge Suppressor and Shut-Off Valve Piping, including air line, must be supported after the flexible connections. Pipe Connection (Style Optional) Discharge...
- Page 11 Troubleshooting Guide Symptom: Potential Cause(s): Recommendation(s): Pump Cycles Once Deadhead (system pressure meets or exceeds air Increase the inlet air pressure to the pump. Pump is designed for 1:1 pressure ratio at zero flow. supply pressure). (Does not apply to high pressure 2:1 units). Air valve or intermediate gaskets installed incorrectly.
- Page 12 Composite Repair Parts Drawing -Aluminum Model OVERLAY OPTION WET SIDE EXPLODED ASSEMBLY *optional ground strap available for purchase separately TORQUE SETTINGS - 948 In-Lbs (108Nm) - 240 In-Lbs (27 Nm) - 216 In-Lbs (24 Nm) - 192 In-Labs (22 Nm) Service &...
- Page 13 Composite Repair Parts Drawing -Stainless Model WET SIDE EXPLODED ASSEMBLY OVERLAY OPTION *optional ground strap available for purchase separately TORQUE SETTINGS - 948 In-Lbs (108Nm) - 240 In-Lbs (27 Nm) - 216 In-Lbs (24 Nm) - 192 In-Labs (22 Nm) Service &...
- Page 14 Composite Repair Parts Drawing TORQUE SETTINGS - 948 In-Lbs (108Nm) - 240 In-Lbs (27 Nm) - 216 In-Lbs (24 Nm) - 192 In-Labs (22 Nm) Service & Repair Kits WET SIDE SERVICE KITS 476.395.360 AIR END KIT Air Side Diaphragm, Air Hoses, Seals and O-Rings sandpiperpump • Model HP20 High Pressure hp20mdl1sm-rev0621...
- Page 15 Composite Repair Parts List Item Part Number Description Item Part Number Description 1B015 BUMPER A041 CAPSCREW, SOCKET HD, 1B021 PLATE, INNER DIAPHRAGM M8 X 30 - AL PUMPS 1B026 CHAMBER, INNER AIR A006S CAPSCREW, SOCKET HD, M8X40 1B039 DIAPHRAGM, OVERLAY SS PUMPS 1B004 DIAPHRAGM, BUNA-N...
- Page 16 TECHNICAL NOTES :- Removal of Diaphragm Shaft :- After first removing manifolds and air-hoses, remove both outer covers (27), followed by frontplates (51), diaphragms (5), bac kplates (2) and bumpstops. Remove air-chamber assy, by removing nuts & bolts This allows access to locknuts (16) to remove air diaphragm, backplates &...
- Page 17 IMPORTANT! the valve system to malfunction. R E P L A C I N G D I A P H R A G M S Remove both suction and discharge Read these instructions Re-assemble valve block manifolds as detailed in the previous c o m p l e t e l y , b e f o r e assembly &...
- Page 18 Warren Rupp, Inc. (“Warren Rupp”) warrants to the original end-use purchaser that no product sold by Warren Rupp that bears a Warren Rupp brand shall fail under normal use and service due to a defect in material or workmanship within five years from the date of shipment from Warren Rupp’s factory.
- Page 19 A Unit of IDEX Corporation 800 North Main Street Mansfield, OH 44902 USA Warren Rupp, Inc. declares that Air Operated Double Diaphragm Pumps (AODD) and Surge Suppressors listed below comply with the requirements of Directive 2014/34/EU and all applicable standards. Applicable Standards •...
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