Thomas Pump & Machinery GP - 12 Pump Installation, Operation and Maintenance Manual

About this manual

This manual provides detailed instructions for installing, operating, and maintaining the GP-12 pump. It includes safety warnings, installation guidelines, piping specifications, and maintenance procedures. The pump is designed for handling mild industrial corrosives, mud, or slurries with large solids. Safety precautions are emphasized, including proper alignment, guarding rotating parts, and cooling before servicing. The manual also covers troubleshooting, disassembly, reassembly, and lubrication of components.

What's inside

• Introduction
• Safety – Section A
• Installation – Section B
• Operation – Section C
• Troubleshooting – Section D
• Pump Maintenance and Repair – Section E
• Performance Curve
• Parts Lists

Frequently asked questions

What is the maximum lifting capacity required for this pump?

You must use lifting equipment with a capacity of at least 13,230 pounds (6000 Kg) because the pump weighs approximately 2350 pounds (1066 Kg).

What is the minimum clearance needed in front of the pump?

You must allow a minimum clearance of 40 inches (800 mm) in front of the back cover to permit removal of the cover and easy access to the pump interior.

How should the pump shaft rotate when facing the back cover plate assembly?

The pump shaft must rotate counterclockwise when facing the back cover plate assembly/impeller end of the pump.