SANDPIPER ST40 User Manual
SANDPIPER Pumps

hdb15dl7sm-rev0614
Table of Contents
Engineering Data, Temperature Limitations and Performance Curve ................... 1
Explanation of Pump Nomenclature ...................................................................... 2
Dimensions ............................................................................................................ 3
Principle of Operation ............................................................................................ 4
Installation Guide ................................................................................................... 5
Filling the Driver Chambers with Fluid ................................................................... 6
Chamber Porting, Air Supply, Operation ................................................................ 7
Air Exhaust, Freezing or Icing of Exhaust ............................................................. 7
Maintenance After Use, Maintenance Note ........................................................... 7
Check Valve Servicing ........................................................................................... 8
Diaphragm Servicing ............................................................................................. 8
Air Valve Lubrication .............................................................................................. 9
ESADS+Plus
®
: Externally Serviceable Air Distribution System ................................ 9
Pilot Valve ............................................................................................................ 10
Pilot Valve Actuator .............................................................................................. 10
Warranty .............................................................................................................. 10
Important Safety Information ............................................................................... 11
Grounding The Pump .......................................................................................... 12
Material Codes .................................................................................................... 13
Composite Repair Parts List ...........................................................................14-15
Composite Repair Drawing.................................................................................. 16
CE Declaration of Conformity - Machinery .......................................................... 17
CE Declaration fo Conformity - ATEX .................................................................. 18
Explanation of ATEX Certification ........................................................................ 19
©Copyright 2014 Warren Rupp, Inc. All rights reserved.
Model ST1½
Type 4
Model ST40
Type 4
SERVICE & OPERATING MANUAL
Original Instructions
II 2GD T5
See pages 18 & 19
for ATEX ratings
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