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Meritor LM Series - User Manual

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Issue 02/2002
Issued: 01/2012
MAINTENANCE MANUAL NO. MM-1001
Meritor Inc. Trailer Axle
Service Manual
LM & LC Series

Table of Contents

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Summary

General Information

Service Notes

Details correct lubrication, service, and installation procedures for Meritor Inc.'s LM & LC series axles.

Safety Instructions

Crucial safety guidelines for servicing, including personal protection and equipment handling.

Warranty Information

Details Meritor Inc.'s axle warranty terms, conditions, and procedure for claims.

Access Meritor Web Site

How to access additional maintenance and service information on the Meritor website.

Introduction to Meritor Axle Series

Introduction to LM Axle Range

Overview of Meritor LM range axles, focusing on low maintenance and reduced ownership cost.

Introduction to LC Axle Range

Details the innovative LC cartridge bearing hub, its features, and benefits for trailer axles.

Limitations of Use for LM Axles

Specifies the limitations and conditions for using Meritor LM series axles.

Exploded View - LM Hub Assembly

Visual breakdown of the LM hub assembly components for identification and service.

Exploded View - LC Hub Assembly

Visual breakdown of the LC hub assembly components for identification and service.

Exploded View - LM & LC Axle Assembly

Illustrates the exploded view of the entire LM & LC axle assembly for reference.

Axle Identification Plate

Explains the axle identification plate and how to interpret its information for part selection.

Identifying the Axle Type

Provides guidance on identifying axle types based on various codes and specifications.

Inspection & Maintenance Procedures

Drumbrake Axles Inspection

Procedures for inspecting camshafts, bearings, and brake drums on drumbrake axles.

Disc Brake Axles Inspection

Guidance for inspecting brake pads and rotors on disc brake axles.

Rotor Inspection Procedures

Detailed steps for visually checking rotor condition for wear, cracks, and heat damage.

ABS Ring Inspection

How to inspect the ABS ring for damage and corrosion.

Rotor Run Out & Thickness Check

Methods for checking rotor axial/radial run out and thickness variation.

Rotor Skimming Procedure

Explains the process and limits for resurfacing (skimming) brake rotors.

Hub Service & Replacement Guide

LM Hub Removal Procedure

Step-by-step guide for removing the LM hub assembly from the axle.

LM Hub Refitment Procedure

Detailed instructions for refitting the LM hub assembly back onto the axle spindle.

LC Hub Removal Procedure

Procedures for removing the LC hub assembly from the axle.

LC Hub Refitment Procedure

Step-by-step guide for refitting the LC hub assembly onto the axle.

Brake Drum Replacement

Drum Removal Procedure

Instructions on how to safely remove the brake drum from the hub.

Drum Fitment Procedure

Steps for correctly installing a new or reconditioned brake drum onto the hub.

Brake Rotor Replacement

Rotor Removal Procedure

Steps for removing the brake rotor from the hub assembly.

Rotor Fitment Procedure

Instructions for installing a new brake rotor onto the hub assembly.

ABS Component Replacement

ABS Pole Wheel & Sensor (Drumbrake Axles)

Procedures for fitting the ABS pole wheel and sensor to drumbrake axles.

ABS Sensor Block (Drumbrake Axles)

Details on fitting the ABS sensor block for pre-May 2002 drumbrakes.

ABS Sensor Block (Drumbrake Axles - Post-May 2002)

Procedures for fitting ABS sensor blocks on drumbrake axles manufactured after May 2002.

Fitting New ABS Ring (Disc Brake Axles)

Steps for installing a press-fit ABS ring on disc brake rotors.

Fitting ABS Sensor (Disc Brake Axles)

Procedures for fitting the ABS sensor to disc brake assemblies.

Hub Odometer Replacement

Hub Odometer Fitment

Instructions for fitting a hubodometer using a special hub cap.

Wheel Bolt Replacement

Wheel Bolt Removal & Refitting (Drumbrake Axles)

Procedures for removing and refitting wheel bolts on drumbrake axle applications.

Wheel Bolt Removal & Refitting (Disc Brake Axles)

Instructions for removing and refitting wheel bolts on disc brake axle applications.

Axle Welding Recommendations

Welding Procedures

Guidelines for correct axle welding to maintain warranty and fatigue life.

Stresses & Welding Locations

Identifies areas on the axle beam where welding is not permitted due to stress factors.

Maintenance Schedules, Torque Values, Lubricants & Grease

Maintenance Schedules

Lists recommended maintenance intervals for various axle components and systems.

Torque Values

Specifies torque values for critical fasteners used on drum and disc brake axles.

Recommended Lubricants

Lists approved lubricants for hub bearings and brake components.

Hub & Bearing Grease Fill Volumes

Details the correct quantities of grease for LM hub bearings.

Service Tools

Bearing & Hub Nut Tools (LM;LC)

Lists specific tools for bearing installation and hub nut adjustment on LM/LC axles.

Oil Seal Tools

Identifies tools required for oil seal removal and installation.

Die Nuts & Hub Puller

Lists die nuts, die nut holders, and hub pullers for axle maintenance.

Wheel Bolt Tools

Identifies tools for removing and installing wheel bolts.

Meritor LM Series Specifications

General IconGeneral
BrandMeritor
ModelLM Series
CategoryIndustrial Equipment
LanguageEnglish

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