Circor IMO 3E Series User Manual

PRODUCT SERVICE MANUAL
AND
PARTS LIST
FOR
3E SERIES PUMPS
ROTOR SIZES 143, 143J AND 162
WARNING
This Special Instruction Manual and General Installation, Operation,
Maintenance, and Troubleshooting Manual Three Screw and CIG Pumps
(SRM00046) should be read thoroughly prior to pump installation,
operation or maintenance.
Manual: SRM00018 Rev. 04 (20-0051) February 2020
1

Circor IMO 3E Series Specifications

General

Brand	Circor
Model	IMO 3E Series
Category	Water Pump
Language	English

Summary

A. GENERAL INSTRUCTIONS

B. INTRODUCTION

Overview of the manual's scope covering specific pump models.

C. DESCRIPTION OF EQUIPMENT

Details the positive displacement rotary screw pump mechanism and fluid movement.

D. PUMP MODEL IDENTIFICATION

Explains how to identify pump models using nameplates and figures.

E. ORDERING INSTRUCTIONS

F. OPERATION

F.1 LIQUID LIMITATIONS

Specifies types of liquids suitable for the pump, warning against thin liquids.

F.2 OPERATING LIMITS

Outlines operating conditions like speed, viscosity, and pressure limitations.

G. PARTS LIST

REPAIR KITS

Information on minor and major repair kits for different pump types.

H. PUMP MAINTENANCE

H.1 GENERAL COMMENTS

Notes on referencing assembly drawings and part identifiers.

H.2 TOOLS REQUIRED

Lists common tools needed for maintenance procedures.

H.3 Pump Disassembly Procedure

Step-by-step guide for disassembling the pump.

H.4 Pump Reassembly

Detailed instructions for reassembling the pump components after maintenance.

I. Troubleshooting

J. FIELD AND FACTORY SERVICE AND PARTS