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Eaton UltraShift PLUS Series User Manual

Eaton UltraShift PLUS Series
263 pages
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Service Manual
UltraShift PLUS Automated
Transmissions
TRSM0940 EN-US
July 2019
Linehaul Active Shifting (LAS)
Vocational Active Shifting (VAS)
Multipurpose Extreme Performance (MXP)
Multipurpose High Performance (MHP)
Vocational Construction Se
ries (VCS)
Vocational High Performance (VHP)
Vocational Multipurpose Series (VMS)
Vocational Extreme Performance (VXP)

Table of Contents

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Eaton UltraShift PLUS Series Specifications

General IconGeneral
BrandEaton
ModelUltraShift PLUS Series
CategoryMicrophone system
LanguageEnglish

Summary

Warnings & Cautions

How to Use This Manual

General Information

Basic chapters like transmission overview and serial tag information.

Service Repair Procedures

Detailed instructions for disassembling and assembling transmission components.

Appendix

Contains specifications, procedures, and troubleshooting guides.

Transmission Overview

Serial Tag Information and Model Nomenclature

Model Number

Explanation of the model number's encoding for transmission details.

Serial Number

Information on the sequential identification number of the transmission.

Timing Procedures

Front Section

Procedure for timing the drive gear set in the front transmission section.

Auxiliary Section Timing

Steps for timing gears in the auxiliary section for low-range.

Preventive Maintenance

Inspection Before Transmission Removal

Checks to perform on air system, housing, and components before removal.

Assembly and Disassembly Precautions

Assembly Precautions

Ensure cleanliness and proper handling of parts during assembly.

Disassembly Precautions

Follow procedures carefully, maintain cleanliness, and use correct tools for disassembly.

LAS/VAS Auxiliary Section Removal and Disassembly – In Chassis

In Chassis

Step-by-step instructions for removing the auxiliary section while in the chassis.

LAS/VAS Auxiliary Section Removal and Disassembly

Output Yoke Removal

Procedure for removing the output yoke from the output shaft.

LAS/VAS Auxiliary Section Removal

Steps for removing the auxiliary section bearing covers.

LAS/VAS Auxiliary Section Assembly and Installation

LAS/VAS Auxiliary Section Assembly

Steps for assembling the output shaft, reduction gear, and main shaft.

LAS/VAS Auxiliary Counter Shaft Installation and Timing

Procedures for installing and timing the auxiliary counter shafts.

VCS/VMS Auxiliary Section Removal and Disassembly – In Chassis

In Chassis Auxiliary Section Removal

Steps for removing the VCS/VMS auxiliary section while installed in the chassis.

VCS/VMS Auxiliary Section Removal and Disassembly

Auxiliary Section Disassembly

Steps for disassembling the auxiliary section, including combination cylinder.

VCS/VMS Auxiliary Section Assembly and Installation

Auxiliary Section Assembly

Steps for assembling the deep reduction sliding clutch and low range gear.

Input Shaft Removal and Installation

Main Case Disassembly and Lubrication Tube Removal

Main Case Disassembly

Detailed steps for disassembling the main case.

Main Case Main Shaft Disassembly with Low Force Gearing

Reverse Switch Testing, Removal and Installation

Electronic Clutch Actuator (ECA) Removal and Installation

Tool Specifications

Oil Leak Inspection Process

Power Flow

Front Section Power Flow

Description of power transfer in the front section of the transmission.

Auxiliary Section Power Flow - Low Range

Power flow path in low range through the auxiliary section.

Torque Specifications LAS/VAS

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