SANDPIPER DMF2S User Manual
SANDPIPER Pumps

dmf2dl5sm-rev0614
©Copyright 2014 Warren Rupp, Inc. All rights reserved.
Warren Rupp, Inc. • A Unit of IDEX Corporation • 800 N. Main St., Mansfield, Ohio 44902 USA
Telephone (419) 524-8388 • Fax (419) 522-7867 • warrenrupp.com
Table of Contents
Engineering Data and Performance Curve............................................................ 1
Temperature Limitations and Explanation of Pump Nomenclature ....................... 2
Dimensions DMF2R .............................................................................................. 3
Dimensions DMF2S............................................................................................... 4
Principle of Operation ............................................................................................ 5
Installation and Start-Up ........................................................................................ 5
Air Supply .............................................................................................................. 5
Air Inlet & Priming .................................................................................................. 6
ESADS+Plus
®
: Externally Serviceable Air Distribution System ................................ 6
Air Exhaust ............................................................................................................ 7
Between Uses ....................................................................................................... 7
Flap Valve Servicing .............................................................................................. 7
Diaphragm Servicing ............................................................................................. 8
Reassembly ........................................................................................................... 8
Pilot Valve .............................................................................................................. 9
Pilot Valve Actuator ................................................................................................ 9
Service Instructions: Troubleshooting ................................................................... 9
Warranty .............................................................................................................. 10
Grounding The Pump .......................................................................................... 10
Important Safety Information ............................................................................... 11
Recycling ............................................................................................................. 11
Material Codes .................................................................................................... 12
Composite Repair Parts List DMF2S..............................................................13-14
Composite Repair Drawing DMF2S .................................................................... 15
Composite Repair Parts List DMF2R .............................................................16-17
Composite Repair Drawing DMF2R .................................................................... 18
CE Declaration of Conformity - Machinery .......................................................... 19
CE Declaration fo Conformity - ATEX .................................................................. 20
Explanation of ATEX Certification ........................................................................ 21
Model DMF2R & DMF2S
2" Flap Valve Pump
Type 5
DRILLER’S MUD SERIES
A WARREN RUPP PUMP BRAND
II 2GD T5
See pages 20 & 21
for ATEX ratings
SERVICE & OPERATING MANUAL
Original Instructions