Description
Eaton Fuller AutoShift 16 Service Manual
The Eaton Fuller AutoShift 16 Service Manual T20891 provides service information for the automation portion of the Eaton Fuller AutoShift 16 automated transmission. The manual explains how to locate and perform the required service procedures and provides important maintenance information for keeping the transmission operating correctly.
This service manual includes important general information, preventive maintenance procedures, lubrication recommendations, inspection procedures, and component removal and installation procedures. It is particularly useful for technicians who need a structured reference when servicing the automated transmission components.
Manual Specifications
| Manual Type | Service Manual |
| Manufacturer | Eaton Fuller |
| Product | AutoShift 16 |
| Manual Number | T20891 |
| Publication Date | January 2001 |
| Transmission | Eaton Fuller AutoShift 16 Automated Transmission |
| Coverage | Transmission Automation Components |
| Total Pages | 81 Pages |
| File Size | 12 MB |
| Format | Digital PDF |
| Language | English |
What This Manual Covers
- General transmission information
- Safety notes, cautions, and warnings
- How to use the service manual
- Serial tag information and model nomenclature
- Preventive maintenance overview
- Recommended lubricants
- Maintenance and lubricant change intervals
- Transmission inspection procedures
- Lubricant checking and maintenance
- Vehicle system effects and components
- Transmission protective cover removal and installation
- Transmission ECU removal and installation
- Transmission harness service
- Electric shifter service
- Cross gate and gear select sensor service
- Range switch and range solenoid assembly service
- Neutral and reverse switch service
- Splitter switch and splitter solenoid assembly service
- Upshift brake solenoid and upshift brake service
- Speed sensor removal and installation
- Air filter regulator service
- Low air switch removal and installation
Preventive Maintenance Information
The manual provides preventive maintenance guidance covering recommended lubricants, lubricant change intervals, transmission inspections, lubricant changes, and vehicle system effects. The lubrication section explains approved lubricant types and cautions against mixing engine oils and gear oils or adding unapproved additives.
The maintenance section also distinguishes between on-highway and off-highway applications, providing inspection and lubricant-change intervals based on lubricant type and operating conditions. The manual includes mileage- and hour-based maintenance information for mineral and synthetic oil applications.
Transmission Inspection Procedures
Inspection guidance includes checking the lubricant level, inspecting for loose or missing capscrews, checking for air leaks, and checking for lubricant leaks. The manual also explains the proper lubricant level and identifies the lubricant fill plug location on the left side of the main transmission case.
Service & Repair Reference
The service procedures are organized by individual automated transmission components, with separate removal and installation procedures. This makes the manual useful as a workshop reference when servicing electronic, pneumatic, sensing, and shifting components of the AutoShift 16 system.
Important: The manual specifically states that its service procedures cover the transmission automation components. For servicing the mechanical portion of the transmission system, the model-specific transmission service manual should be consulted.
Manual Identification
Manual: Eaton Fuller AutoShift 16 Service Manual
Publication Number: T20891
Date: January 2001
Transmission Type: Automated Transmission
This digital manual is supplied as a convenient reference for technicians and service professionals who need access to AutoShift 16 service information.
Contents of the AutoShift 16 Service Manual
- General Information ā safety information, manual usage, serial tag information, and model nomenclature.
- Preventive Maintenance ā lubricants, maintenance intervals, inspections, lubricant changes, and vehicle system considerations.
- Transmission Protective Covers ā removal and installation.
- Transmission ECU ā removal and installation procedures.
- Transmission Harness ā removal and installation.
- Electric Shifter ā removal and installation.
- Cross Gate Sensor ā removal and installation.
- Gear Select Sensor ā removal and installation.
- Range Switch & Solenoid Assembly ā service procedures.
- Neutral & Reverse Switches ā removal and installation.
- Splitter Switch & Solenoid Assembly ā service procedures.
- Upshift Brake Solenoid & Upshift Brake ā removal and installation.
- Speed Sensors ā front counter shaft, main shaft, and output shaft speed sensor procedures.
- Air Filter Regulator ā removal and installation.
- Low Air Switch ā removal and installation.






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