Grundfos MLE 132 User Manual

MGE and MLE model J
Service instructions
GRUNDFOS INSTRUCTIONS

Grundfos MLE 132 Specifications

General

Protection Class	IP55
Insulation Class	F
Cooling Method	IC411
Frequency	50 Hz
Mounting	B3

Summary

Replacing Hardware Components

Replacing Bearings (MGE 100 and below)

Assembling Bearings

Replacing Bearings (MGE 112, 132, 160)

Dismantling Bearings

Steps for dismantling motor bearings for larger models.

Assembly Procedures

Configuring the Motor Controller

Connection via Grundfos GO Remote MI 301

Methods for connecting the motor using the MI 301 device.

Radio Scan Connection Method

Direct Connect Connection Method

Configuration with PC Tool E-products

Fault Finding and Diagnostics

General Fault Finding Procedures

Basic steps for identifying and troubleshooting motor faults.

Fault Indication Interfaces

Fault Indications and Remedies

Functional Module Diagnostics

Measuring Voltage on Functional Module

Checking Inputs and Outputs

Power Module Diagnostics

Winding Resistance Measurement