John Deere PC20577 INSTALLATION INSTRUCTIONS
AutoTrac Universal
Steering Kit
INSTALLATION INSTRUCTIONS
PC20577 22MAR06 (ENGLISH)
AutoTrac Universal Steering Kit
John Deere Ag Management Solutions
PC20577 (22MAR06)
COPYRIGHT 2006
DEERE & COMPANY
Moline, Illinois
All rights reserved
A John Deere ILLUSTRUCTION
PC20577-19-22MAR06
Manual
Installation Instructions
Recognize Safety Information
This is a safety-alert symbol. When you see this symbol
on your machine or in this manual, be alert to potential for
personal injury.
Follow recommended precautions and safe operating
practices.
Items to Note Prior to Installation
• The following instructions are to be used only as a
supplement to the primary installation instructions
included with your AutoTrac Universal (ATU)
Steering kit.
• For additional vehicle specific information, including
hardware and recommended vehicle settings, please
visit www.StellarSupport.com to view or print
additional platform specific information.
• Several items are a part of the AutoTrac accuracy
equation. Please keep these external factors in mind
when installing components to provide the best
operating environment possible. (See AMS TALK
Bulletin # 043 and 048)
• Be aware that system may not perform well if you
have excessive wear in the steering linkage and
joints.
• Identification of worn and/or higher tolerance
steering components is vital for optimal performance
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of the ATU kit. One method of checking wear, is to
turn the steering wheel and observe the movement
of the wheels. If the wheels don’t begin to turn when
the steering wheel is turned you may not achieve
optimal performance. Compare results with those of
a new vehicle of a similar model.
• Please refer to installation instructions included with
the GreenStar wiring harness and AutoTrac
Universal Steering kit for component location and
installation.
• Tighten all hardware that is installed to
manufacturer’s specifications.
IMPORTANT: AutoTrac Universal is to be installed
on approved platforms only. For a
complete list of approved platforms
please go to
www.stellarsupport.com.
Average Installation Time
• Approximate time needed for installing AutoTrac
Universal steering kit is less than 60 minutes. Total
amount of time needed may be greater if installing
GreenStar wiring harness and StarFire receiver
mounting brackets.
• For quicker installation, obtain AutoTrac Universal
activation code before proceeding to vehicle. (See
section on Activating AutoTrac Universal.)
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AutoTrac Universal Kit
Installation Instructions
A—Steering Wheel/Motor D—ATU Cover Used with G—Tapered Spline Shaft K—Anti-Rotational Brackets
Assembly Anti-Rotation Bracket (M) Bushing for Consoles
B—AutoTrac Universal E—Steering Wheel Knob (Used H—Straight Spline Shaft L—Screws use with bracket
Harness to telescope steering bushing (K) and rod (M)
C—Operator Presence Seat wheel) I—Snap Ring M—Anti-Rotation Bracket for
Switch Harness (Optional) F—Steering Wheel Cap Cover J—Adhesive Harness Clips Circular Steering Columns
Also included in kit: shim kit, locking washer,
telescoping washers, manuals.
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Install GreenStar Common Components
Install StarFire Receiver, GreenStar Display, Mobile
Processor, and GreenStar wiring harness (if needed).
(See GREENSTAR WIRING HARNESS AND STARFIRE
CAB BRACKET installation instructions.)
NOTE: If routing GreenStar harness through right-hand
console, connect AutoTrac Universal harness to
GreenStar harness before re-installing right-hand
console wrap. (See CONNECTING ATU
HARNESS TO GREENSTAR HARNESS section.)
Install AutoTrac Universal Steering Kit
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1. Remove steering wheel from vehicle that will be
receiving the AutoTrac Universal Steering Kit. Retain
hardware (A-D) to be reinstalled when attaching
steering unit.
A—Locking Washer
B—Lock Nut
C—Telescoping Washers
D—Nut
Continued on next page
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2. Select proper bushing according to splines on removed
steering wheel. Insert the bushing with the correct
spline type into center of steering wheel/motor
assembly and install snap ring to hold bushing in
place. (For vehicle specific information, visit
www.stellarsupport.com .)
NOTE: Be sure that hole for lock washer is facing
towards steering wheel before securing snap ring.
NOTE: Lubricate bushing before installation to prevent
corrosion.
A—Tapered Bushing
B—Straight Spline Bushing
C—Snap Ring
Attaching ATU to Vehicle Console
The following 3 sections will overview the 3 different types
of brackets that are used to anchor the ATU unit to the
vehicle console. If you are unaware of which method of
anti-rotation to use, visit www.stellarsupport.com to view
or print your vehicle’s specific documents.
Refer to the following sections for installing each type of
anti-rotation brackets.
• Clamp and Rod
• Straight Bracket
• Angled Bracket
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Installing Clamp and Rod Anti-Rotation Bracket
Ex. - JD4XX0, JD8X60, JD8X70 Series Tractors
A—U-bolt, Saddle, Spacer, B—Anti-Rotation Rod C—Screws E—Screw
Pillow-Block and Nuts Assembly D—Cover
IMPORTANT: To allow steering wheel to telescope
normally, install assembly (A) near
3. Attach cover (D) to steering unit assembly with
screw (E).
top end of steering column as
shown in diagram.
4. Attach steering unit to vehicle steering shaft by
inserting rod (B) into pillow-block assembly and
1. Attach U-bolt, saddle, spacer, pillow-block and nuts
(A) near top of steering shaft base.
pressing ball plunger on rod to allow it to pass
through.
2. Attach anti-rotation rod assembly (B) to bottom of
steering unit base plate with screws (C).
Continued on next page
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