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Air-operated Double Diaphragm Pump
Instruction Manual
DPA25090
WARNING:
Read carefully and understand all INSTRUCTIONS before operating. Failure to follow the safety
rules and other basic safety precautions may result in serious personal injury.
Save these instructions in a safe place and on hand so that they can be read when required.
Keep these instructions to assist in future servicing.
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Table of Contents
Related Manuals for STM DPA25090
Summary of Contents for STM DPA25090
- Page 1 Air-operated Double Diaphragm Pump Instruction Manual DPA25090 WARNING: Read carefully and understand all INSTRUCTIONS before operating. Failure to follow the safety rules and other basic safety precautions may result in serious personal injury. Save these instructions in a safe place and on hand so that they can be read when required.
- Page 2 GENERAL SAFETY REGULATIONS WARNING: The warnings, cautions, and instructions discussed in this instruction manual cannot cover all possible conditions or situations that could occur. It must be understood by the operator that common sense and caution are factors that cannot be built into this product, but must be supplied by the operator.
- Page 3 Max. Air Max. Inlet/ Pump Model No. Air Inlet Flow Rate Inlet/Outlet Diameter Membrane Outlet Body Pressure Solid DPA25090 1" Nitrile 1/4" 24GPM/90LPM 115PSI/8BAR 1/8" Aluminum Air Comsumption Flow Rate Air Comsumption(M 3 /h) Flow Rate(L/min) Working Pressure(Bar) DIMENSIONAL DATA 10.82"...
- Page 4 OPERATING AND SAFETY PRECAUTIONS READ, UNDERSTAND, AND FOLLOW THIS INFORMATION TO AVOID INJURY AND PROPERTY DAMAGE. WARNING! EXCESSIVE AIR PRESSURE. Can cause personal injury, pump damage or property damage. • Do not exceed the maximum inlet air pressure as stated on the pump model plate. •...
- Page 5 CAUTION! Prevent unnecessary damage to the pump. Do not allow pump to operate when out of material for long periods of time. Disconnect air line from pump when system sits idle for long periods of time. GENERAL DESCRIPTION • The diaphragm pump offer high volume delivery even at low air pressure. •...
- Page 6 EXPLODED AND PARTS LIST FLUID SECTION FOR SERIES: DPA25090 Part No. Description Q’ty Part No. Description Q’ty Hex-bolt Air Chamber Plate Discharge Manifold Screw Valve Cover Air Chamber Valve Ball Bracket Valve Seat Screw O-ring(37.77*2.62) Air Motor Assembly Hex-bolt Hex-bolt O-ring(94.92*2.62)
- Page 7 EXPLODED AND PARTS LIST AIR MOTOR SECTION 14 15 9 10 11 Part No. Description Q’ty Part No. Description Q’ty Hex-bolt M6X20 Major Valve Press board O-ring 9.93X2.62 Seal for press board Sleeve Spacer O-ring 20.35X1.78 Spacer Retaining Ring 25 Spacer O-ring 7.1X2.65 O-ring 20.35X1.78...
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