JD 8520 ILS.book - Terre-net

AutoFarm GPS AutoSteer
Hardware Installation Guide
Supported Models: John Deere 8120 ILS, 8220 ILS, 8320 ILS, 8420 ILS, 8520 ILS
PN: 602-0028-01-A
Special Requirements
Tools
This list consists of special tools that are not normally needed. A complete set of common installation tools is
assumed. If you find that you are using special tools, please notify Documentation@Novariant.com.
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Metric open wrenches
Metric socket wrenches up to 24mm
Soft brush
Clean rags
Oil collection pan (for collecting oil when hose connections are opened)
Tractor Requirements
The tractor must be equipped with “Power Beyond” ports before starting your AutoSteer installation. If the tractor does not have a factory installed “power beyond”, you must order and install the John Deere “power beyond”
accessory kit before starting the AutoSteer installation.
Attention
Tighten all screws, bolts, nuts, hose connections and cable connections after the final assembly of the AutoFarm
Steering System on the vehicle.
Technician Feedback
Please contact Novariant via email to Documentation@Novariant.com with:
• outdated pictures or instructions
• tips for other installers
• general comments or suggestions
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Table of Contents
Special Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii
Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii
Tractor Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii
Attention . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii
Technician Feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii
Install Roof Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Safety Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Install the Mounting Rail . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Mount the Roof Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Install the User Terminal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Assemble and Mount the User Terminal Bracket. . . . . . . . . . . . . . . . . . . . . . . . . . 5
Mount and Adjust the User Terminal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Install the Wheel Angle Sensor (WAS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Mount Tie Rod and Sensor Brackets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Mount the Sensor and Connect the Linkage Arms . . . . . . . . . . . . . . . . . . . . . . . . 11
Adjust the Sensor and Linkage Arms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Assemble and Mount the Hydraulic Valve. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Install the Hydraulic Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Install the Hydraulic Hoses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Assemble the Hydraulic Hoses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Route the Hydraulic Hoses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
AutoSteer Valve Port Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Connect the Hydraulic Hoses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Install the SA Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Mount the SA Module Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Mount the SA Module to the Bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Install the Main Cable Harness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Attach the Main Cable Harness to the User Terminal. . . . . . . . . . . . . . . . . . . . . . 21
Attach the Cable to the Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Attach the Main Cable Harness to the Roof Module . . . . . . . . . . . . . . . . . . . . . . 22
Install the SA Module Cable Harness . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Attach the Cable to the SA Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Connect the SA Module Harness to the Hydraulic Valve . . . . . . . . . . . . . . . . . . 25
Connect the SA Module Harness to the Wheel Angle Sensor . . . . . . . . . . . . . . . 26
Attach SA Module Cable Harness to Main Cable Harness . . . . . . . . . . . . . . . . . 27
Final Checklist. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
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1. Install Roof Module
1.1 Safety Notes
The AutoFarm system must be powered OFF when installing or removing the roof module.
The supplied locking pin or a padlock must be in place whenever the vehicle is in operation.
The roof module must be removed when transporting the vehicle at speeds above 30 mph.
Make sure that you are in a stable position on the tractor platform when removing the roof module, so that
you do not fall or drop the roof module.
1.2 Install the Mounting Rail
Remove the cab roof bolts.
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Align the mounting rail to mounting holes and fasten the mounting rail to the roof. The lettered holes and
the dummy cable connector must be on the left side of the tractor.
left side of tractor
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1.3 Mount the Roof Module
Slide the roof module into locked position. The cable connection must be on the left side of the tractor, facing the rear.
Make sure that the spring lock is in place.
locked position
3
Insert and close the locking pin through the holes in the roof module and the mounting rail. Note that a padlock can replace the locking pin.
locking pin
Attach the radio modem antenna. Note: The antenna should be attached “hand tight” - do not use any tools
to tighten the antenna.
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2. Install the User Terminal
2.1 Assemble and Mount the User Terminal Bracket
Remove hole covers from the cab post.
threads for
mounting
bracket
Mount the bracket assembly.
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2.2 Mount and Adjust the User Terminal
Attach the adjustable arm to the user terminal.
mounting plate
Remove the travel stop on the bracket assembly.
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Install user terminal arm onto the cab bracket.
Replace the travel stop.
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Remove adjustment bolt caps.
Adjust user terminal arm tightness.
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Replace adjustment bolt caps and adjust user terminal viewing angle.
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3. Install the Wheel Angle Sensor (WAS)
3.1 Mount Tie Rod and Sensor Brackets
Mount the sensor bracket on the left side of the tractor just above the axel drive line.
Mount the linkage arm bracket.
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3.2 Mount the Sensor and Connect the Linkage Arms
3.3 Adjust the Sensor and Linkage Arms
Adjust linkage arm length and/or linkage bracket position to obtain between 3200 and 3800 counts. Turn the
wheels all the way in both directions to make sure the linkage arms can move without interference. Note:
This step is done during the calibration and tuning steps.
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4. Assemble and Mount the Hydraulic Valve
4.1 Install the Hydraulic Valve
Remove electrical panel bolts and fasten the bracket into place between the tractor frame and the electrical
panel.
The final bracket extension
plate will be bolted in these
two locations.
Mount the hydraulic valve.
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5. Install the Hydraulic Hoses
5.1 Assemble the Hydraulic Hoses
Assemble power beyond hoses as shown. (Hose length is not shown to scale below.)
AutoSteer valve
pressure (P)
AutoSteer valve
return (T)
power beyond
pressure
AutoSteer valve
load sense (LS)
power beyond
return
valve right/
left “steer in”
(SR/SL)
power beyond
load sense
1/4 NPT elbow
for pressure
transducer
tractor right/left
steering unit
these expander
adapters are
used to connect to the
vehicle hoses
teflon tape for NPT
threads
tractor right/left
steering cylinder
lines
valve right/left
“steer out”
these adapters are
not used on this
vehicle
5.2 Route the Hydraulic Hoses
Summary: Steer IN and OUT hoses are routed from the hydraulic valve, under the cab, to the vehicle’s
steering valve assembly.
Note: Secure the hoses with cable ties and be sure they are clear of moving parts and heat sources.
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Route hoses beneath cab from below the hydraulic valve.
Remove cover at front left below the cab.
cab window
cover being removed
exit area for hoses
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Hoses exiting from beneath the cab at the front left side of the tractor.
5.3 AutoSteer Valve Port Connections
Hydraulic Hose
Valve Port Label
Steer In (Right)
SR
Steer In (Left)
SL
Steer Out (Right)
Right
Steer Out (Left)
Left
Pressure
P
Return
T
Load Sense
LS
Pressure Transducer
Trans
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5.4 Connect the Hydraulic Hoses
Detach wheel cylinder steering control assembly hoses.
Original right and left
Steering hoses that will be
opened to connect the
AutoSteer hoses
Remove this bracket and pull back
the electrical harness to gain
access to the original tractor steering hoses
Open the tractor’s steering lines and connect AutoSteer IN/OUT hoses. (Note: On the ILS vehicles, size
adapters (not shown) are required between the AutoSteer “steer out” hoses and the vehicle steering line. A
different vehicle is shown below.)
Connect the right “Steer Out”
AutoSteer hose to the top steel
steering line.
Connect the left “Steer Out”
AutoSteer hose to the bottom
steel steering line.
Connect the right “Steer In”
hose to the top hose on the
tractor steering unit.
Connect the left “Steer In” hose
to the bottom hose on the tractor steering unit.
Note: Right steering hoses must
be connected to right steering
lines and Left steering hoses
must be connected to left steering lines. Check for oil leaks
after final assembly and the
tractor engine has been turned
on and steered.
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Attach steer IN/OUT hoses to the hydraulic valve. (Top Down View shown below.)
connect to left
steer cylinder on
front axle
connect to right
steer cylinder
on front axle
connect to tractor
right steering unit
connect to tractor
left steering unit
Connect power beyond hoses to valve.
return
load sense
pressure
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Connect hoses to power beyond unit.
load sense
pressure
return
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6. Install the SA Module
6.1 Mount the SA Module Bracket
Mount the SA Module bracket. Note: It is essential that the SA Module is NOT mounted so that the cable connection is on the top or on the side with the cable going up.
hydraulic valve
bracket
SA module bracket
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6.2 Mount the SA Module to the Bracket
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7. Install the Main Cable Harness
7.1 Attach the Main Cable Harness to the User Terminal.
7.2 Attach the Cable to the Power Supply
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7.3 Attach the Main Cable Harness to the Roof Module
Route the cable out of the cab through an existing rubber plug under the left side of rear window.
Attach the cable to the roof module.
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Secure the cable to the roof using the eye clamp.
Route the cable down the left side of the cab and secure with cable ties.
cable ties
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8. Install the SA Module Cable Harness
8.1 Attach the Cable to the SA Module
Connect the cable to the SA Module. (Different vehicle shown below.)
bottom of SA module
cable connector
locking mechanism in
open position
Close the cable connector locking mechanism.
locked position
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Note: To disconnect the cable from the SA module, the connector must first be unlocked as shown.
pull upwards
pinch here
8.2 Connect the SA Module Harness to the Hydraulic Valve
Route and secure the steering cable from the SA Module to the hydraulic valve.
two connectors
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8.3 Connect the SA Module Harness to the Wheel Angle Sensor
Route and secure the WAS cable from the SA Module beneath the cab to the WAS.
Attach the cable to the WAS.
cable connection to
wheel angle sensor
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8.4 Attach SA Module Cable Harness to Main Cable Harness
Route the SA Module cable into the cab through the rubber plug under the right side of rear window.
Attach the harnesses with two connectors.
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9. Final Checklist
Check all hose connections.
Check all cable connections.
Power up the vehicle and check for hydraulic leaks.
Check manual steering.
Power up the AutoSteer system and begin the calibration and tuning process.
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