VORAD
®
Collision Warning System
Service Manual
VORAD Collision Warning System
VOSM0030
October 2007
More time on the road
®
EVT-300
General Information
Cautions, Warnings, and Notes
Failure to follow indicated procedures may cause compo-
nent damage or malfuction.
Failure to follow indicated procedures
creates a high risk of personal injury to the service
technician.
Note: Additional relevant information not covered
in the service procedure.
Operational Warnings
Before starting a vehicle:
1. Sit in the driver’s seat.
2. Place the vehicle in neutral.
3. Set the parking brake.
4. Disengage the clutch.
Before working on the vehicle or leaving the cab with the
engine running:
1. Place the vehicle in neutral.
2. Set the parking brake.
3. Block the wheels.
Do not operate the vehicle if the alternator lamp is lit or if
the gauges indicate low voltage.
Repair Warnings
Disconnect the vehicle’s battery before removing or
installing electronic parts.
When disassembling various assemblies, lay all parts on
a clean bench in the same sequence as removed to sim-
plify and reduce the possibility of losing parts.
Use of other than recommended tools, parts, and instruc-
tions listed in this manual may place the safety of the ser-
vice technician or vehicle driver in jeopardy.
The location of some components may vary with each
OEM.
The removal and installation procedure described for
each component may vary for your vehicle.
Always use genuine Eaton replacement parts. For a com-
plete list of approved and reputable dealers, write to:
Eaton Corporation
Truck Component Marketing Headquarters
P.O. Box 4013
Kalamazoo, MI 49003
Every effort has been made to ensure the accuracy of the
information contained in this manual. However, Eaton
Corporation makes no warranty, expressed or implied,
based on the information provided.
CAUTION
WARNING
WARNING
General Information
Table of Contents
Table of Contents
Cautions, Warnings, and Notes .................................................................................................................................. 1
How to Use This Manual ............................................................................................................................................ 1
Side Sensor Display ................................................................................................................................................... 3
Side Sensor Display Removal .................................................................................................................................... 4
Side Sensor Display Installation ................................................................................................................................. 5
Side Sensor ................................................................................................................................................................ 6
Side Sensor Removal ................................................................................................................................................. 7
Side Sensor Installation ............................................................................................................................................. 8
Antenna Assembly ..................................................................................................................................................... 9
Antenna Assembly Removal ..................................................................................................................................... 10
Antenna Assembly Installation ................................................................................................................................. 11
Driver Display Unit ................................................................................................................................................... 13
Driver Display Unit Removal .................................................................................................................................... 14
Driver Display Unit Installation ................................................................................................................................. 15
Central Processing Unit ............................................................................................................................................ 17
Central Processing Unit Removal ............................................................................................................................. 19
Central Processing Unit Installation ......................................................................................................................... 21
Antenna Assembly Alignment .................................................................................................................................. 23
Vertical Alignment .................................................................................................................................................... 25
Horizontal Alignment (Azimuth) ............................................................................................................................... 27
1
General Information
How to Use This Manual
This manual is designed to provide detailed information necessary to service and repair the VORAD system.
The service procedures in this manual are for VORAD components only. To locate the information you need, simply
locate the procedure in the index, turn to the page specified, and follow the procedure.
General Instructions
This manual states general procedures for retrofit installations of the EVT-300. Each OEM installation location varies.
Your vehicle may vary slightly from the general guidelines in this Service Manual. Consult your OEM documentation for
specific details.
Identification Tag Information and Model Designation
VORAD model designation (i.e. EVT-300) is stamped on the product tag. To identify the VORAD Manufacturing Part
Number, Serial Number, and Service Part Number: Locate the Central Processing Unit and then locate the numbers as
shown.
Eaton VORAD Collision Warning System
WARNING: READ DRIVER REFERENCE MANUAL PRIOR TO USE.
Model EVT-300, Forward Sensor Ferq. 24725 MHz
US Pantent Numbers 4,916,450; 5,181,038; 5,189,426; 5,280,288
Canadian Patent Numbers 1, 293,791 and other patents pending
1997 Eaton VORAD Technologies all rights reserved.
This device is sold under waiver of Canada and FCC Industry rules.
Any interference that may be caused should be reported to
your local FCC Feild Office or to the Federal Communications
Commission; Field Operations Bureau; 445 12th Street SW;
Room 734, Mail Stop 1500; Washington, D.C. 20554-0001.
FCC ID: I3LEVT300
"CANADA" 2035102915
EVT-300 COLLISION WARNING RADAR SYSTEM
Made in U.S.A.
UP
Central Processing Unit
40###-###
CA#####X
8####-###
Manufacturing Part Number
Serial Number
Service or OEM Part Number
Eaton VORAD Collision Warning System
WARNING: READ DRIVER REFERENCE MANUAL PRIOR TO USE.
Model EVT-300, Forward Sensor Ferq. 24725 MHz
US Pantent Numbers 4,916,450; 5,181,038; 5,189,426; 5,280,288
Canadian Patent Numbers 1, 293,791 and other patents pending
1997 Eaton VORAD Technologies all rights reserved.
This device is sold under waiver of Canada and FCC Industry rules.
Any interference that may be caused should be reported to
your local FCC Feild Office or to the Federal Communications
Commission; Field Operations Bureau; 1919 W. St. NW;
Room 734, Mail Stop 1500; Washington, D.C. 20554-0001.
Manufactured by EATON VORAD Technologies, San Diego, California
FCC ID: I3LEVT300
"CANADA" 2035102915
Eaton
Eaton
VORAD
VORAD
R
R
Eaton
Eaton
VORAD
VORAD
R
R
Eaton
Eaton
VORAD
VORAD
R
R
2
General Information
General Information
Model Number
The model number gives basic information and is explained below. Use this number when calling for service assistance
or replacement parts.
Manufacturing Part Number
This number is used for manufacturing use.
Serial Number
The CPU serial number is the sequential identification number of the VORAD unit. Have the CPU serial number available
when calling for service assistance.
Service Part Number
This number is located below the Manufacturing Part Number and serial numbers. It is a reference number that is used
for replacement by Eaton.
EVT-300
Eaton
VORAD Series Number
Technologies
3
Service Procedure
Side Sensor Display
Special Instructions
Procedure may vary by OEM.
Use care not to overtighten acorn nuts.
Required Tools
• Basic Hand Tools
• Torque Wrench
Side Sensor
Display
4
Service Procedure
Service Procedure
Side Sensor Display Removal
Procedure-
1. Remove the two (2) acorn nuts, two (2) #4 flat washers,
and two (2) # 4 lock washers from the Side Sensor Dis-
play.
2. Remove the Side Sensor Display from the mounting
bracket.
3. Disconnect the VORAD Harness from the Side Sensor
Display.
Side Sensor
Display
Wrench
Acorn Nut
1
Remove Side Sensor
Display Acorn Nuts
Side Sensor
Display
2
Remove Side Sensor
Side Senso
r
Display
VORAD
Harness
3
Disconnect Harness
5
Service Procedure
Side Sensor Display Installation
Procedure-
1. Reconnect the VORAD Harness to the Side Sensor Dis-
play.
2. Attach the Side Sensor Display to the bracket using two
(2) #4 flat washers, two (2) #4 lock washers, and two (2)
#4-40 acorn nuts and slightly tighten.
3. Align the Side Sensor Display with the view from the
driver’s seat.
4. Torque the two (2) acorn nuts to 5-7 lbs. in. (.5-.8 N•m).
Final Check
Make sure the acorn nuts are properly tightened.
Make sure the VORAD Harness is connected and locked.
Side Senso
r
Display
VORAD
Harness
1
Reconnect Harness to
Side Sensor Display
Side Sensor
Display
Wrench
Acorn Nut
2
Install Side Sensor Display
on Mounting Bracket
Side Senso
r
Display
3
Align Side Sensor
Display
Side Sensor
Display
Wrench
4
Torque Acorn Nuts
6
Service Procedure
Service Procedure
Side Sensor
Special Instructions
Procedure may vary by OEM.
Required Tools
• Basic Hand Tools
• Torque Wrench
Side Sensor
7
Service Procedure
Side Sensor Removal
Procedure-
1. Disconnect the VORAD Side Sensor Harness.
2. Remove the four (4) mounting capscrews that secure the
Side Sensor to the mounting bracket.
3. Remove the Side Sensor from the bracket.
Side Sensor
VORAD
Harness
1
Disconnect Harness
from Side Sensor
Side Sensor
Wrench
Mounting
Bolt
2
Remove Side
Sensor Mounting
Side Sensor
3
Remove Side Sensor
from Bracket
8
Service Procedure
Service Procedure
Side Sensor Installation
Procedure-
1. Install the Side Sensor on the mounting bracket.
2. Attach the Side Sensor to the mounting bracket with the
four (4) capscrews and tighten properly.
Note: Specific torque values vary according to OEM cap-
screw usage.
3. Reconnect the VORAD Side Sensor Harness to the Side
Sensor.
Final Check
Make sure the mounting capscrews are properly tightened.
Make sure the VORAD Harness is connected and locked.
Side Sensor
1
Install Side Sensor on
Bracket
Side Sensor
VORAD
Harness
2
Install Mounting Bolts and
Tighten
Side Sensor
Wrench
Mounting
Bolt
3
Reconnect Harness to
Side Sensor
9
Service Procedure
Antenna Assembly
Special Instructions
Procedure may vary by OEM.
Required Tools
• Basic Hand Tools
• Torque Wrench
Antenna
10
Service Procedure
Service Procedure
Antenna Assembly Removal
Procedure-
1. Disconnect the Antenna Harness from the Antenna
Assembly.
2. Remove the Antenna Assembly fairing, if applicable.
3. Remove the four (4) mounting capscrews.
4. Remove the Antenna Assembly from the vehicle bumper
or the Antenna Assembly mounting plate.
VORAD
Harness
Antenna
1
Disconnect Harness
from Antenna
Antenn
a
Fairing
2
Remove
Antenna Fairing
Mounting
Bolts
Wrench
3
Remove Antenna
Mounting Bolts
Antenna
4
Remove Antenna
11
Service Procedure
Antenna Assembly Installation
Procedure-
1. Install the Antenna Assembly onto the bumper or the
Antenna Assembly mounting plate.
2. Install the four (4) mounting capscrews and tighten prop-
erly.
Note: Specific torque values vary according to OEM cap-
screw usage.
3. Reconnect the Antenna Harness with dielectric grease on
the connection.
4. Perform the Antenna Assembly Alignment Procedure
(see page 34).
5. Torque the Antenna adjusting screws to 24-26 lbs. in.
(2.7 - 2.9 N•m).
6. Install the Antenna fairing.
Final Check
Make sure the mounting capscrews are properly tightened.
Make sure the Antenna Alignment is correct.
Make sure the Antenna Harness is connected and locked.
Make sure the Antenna adjusting screws are properly tight-
ened.
12
Service Procedure
Service Procedure
VORAD
Harness
Antenna
3
Reconnect Antenna
Harness
Mounting
Bolts
Wrench
Antenna
2
Install Mounting Bolts
1
Install Antenna
Assembly on Bracket
4
Perform Antenna Align-
ment Procedure on pg 34
Antenn
a
Fairing
Wrench
5
Tighten Antenna
Adusting Screws
6
Reinstall Antenna
Fairing
Antenna Assembly Installation
13
Service Procedure
Driver Display Unit
Special Instructions
Procedure may vary by OEM.
Required Tools
• Basic Hand Tools
Volume
+
Warning Level Range
-
+
Driver Display
Unit
14
Service Procedure
Service Procedure
Driver Display Unit Removal
Procedure-
1. Disconnect the VORAD Harness from the back of the
Driver Display Unit.
2. Pry the Driver Display Unit with double-sided tape (or
remove screws) from the dashboard or the mounting
bracket.
3. Clean the surface area where the Driver Display Unit was
installed. Use an alcohol-based cleaner.
V
o
l
u
m
e
-
+
W
a
r
n
i
n
g
L
e
v
e
l
R
a
n
g
e
-+
Driver Display
Unit
VORAD Harness
1
Disconnect Harness from
Driver Display Unit
Volume
-
+
Warning Level
Range
-
+
Driver Display
Unit
Pry Bar
2
Pry (or Unscrew) Driver Display
Unit from Mounting Surface
3
Cleaning Mounting
Surface
15
Service Procedure
Driver Display Unit Installation
Procedure-
1. While holding the Driver Display Unit against the mount-
ing bracket, position the Driver Display Unit to the
desired location. Check viewing angle of the Driver Dis-
play Unit. If viewing angle needs to be changed, bend
mounting bracket as necessary.
2. Clean the surface area where the Driver Display Unit
bracket will be installed. Use an alcohol-based cleaner.
3. Remove the backing from the adhesive tape on the
mounting bracket (provided screws can also be used).
Attach the Driver Display Unit mounting bracket to the
desired spot on the dashboard.
4. Remove the backing from the adhesive tape on the Driver
Driver Display Unit and attach to the mounting bracket
(provided screws can also be used).
5. Reconnect the VORAD Harness to the Driver Display Unit.
Final Check
Make sure the Driver Display Unit is securely mounted.
Make sure the VORAD Harness is connected and locked.
16
Service Procedure
Service Procedure
3
Remove Adhesive Tape
Backing from Braket
Vo
l
u
m
e
-+
W
a
r
n
in
g L
evel
R
a
nge
-
+
Driver Displa
y
Unit
2
Clean Mounting Surface
1
Position Driver Dis-
play Unit on Dash
4
Install Driver Display Unit
to Mounting Bracket
Vo
l
um
e
-
+
W
ar
n
ing
L
eve
l
R
an
ge
-+
Driver Display
Unit
Volume
-
+
Warning Level
Range
-+
Driver Display
Unit
VORAD Harness
5
Reconnect Harness to
Driver Display Unit
Driver Display Unit Installation
17
Service Procedure
Central Processing Unit
Special Instructions
Procedure may vary by OEM.
Required Tools
• Basic Hand Tools
• Torque Wrench
Central Processing Unit
Ground Strap
32-Way Connector
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