SERVICE & OPERATING MANUAL
Original Instructions
Model M20 Non-Metallic Design Level 3
Table of Contents
Installation and Start-up............................................................................................................ 6
Air Supply ................................................................................................................................. 6
Air Valve Lubrication ................................................................................................................. 6
Air Line Moisture....................................................................................................................... 6
Air Inlet and Priming ................................................................................................................. 6
Between Uses .......................................................................................................................... 6
Installation Guide ...................................................................................................................... 7
Recycling .................................................................................................................................. 8
Material Codes ......................................................................................................................... 9
Troubleshooting ...................................................................................................................... 10
Warranty ................................................................................................................................. 10
Spill Containment Option ....................................................................................................... 14
Spill Containment Concept ..................................................................................................... 14
m20nmdl3sm-rev0814
Warren Rupp, Inc. • A Unit of IDEX Corporation • 800 N. Main St., Mansfield, Ohio 44902 USA
Telephone (419) 524-8388 • Fax (419) 522-7867 • www.warrenrupp.com
Diaphragm Servicing .............................................................................................................. 23
Overlay Diaphragm Service ................................................................................................... 23
Pilot Valve Servicing ............................................................................................................... 24
Pumping Hazardous Liquids................................................................................................... 25
Dual Port Option Drawing ....................................................................................................... 27
Dual Porting Options .............................................................................................................. 27
Pulse Output Kit Drawing ....................................................................................................... 29
Pulse Output Kit Option .......................................................................................................... 29
Grounding the Pump .............................................................................................................. 31
See pages 2, 33 and 34
See page 2
for ATEX ratings.
for ATEX ratings.
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