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Installation Procedure
1. Remove motor wires from P4 on Main Board
WARNING
REMOVAL OF P4 CAN
RESULT IN
UNCONTROLLED DESCENT
OF GATE ARM
P4
POWER
DOWN
N-12
B-12
MOTOR
MOTOR
2. Install Ring Terminals on Motor wires.
3. Install AOD Board on AAR Terminals (#11 and #12).
Mount the AOD Board with "INSTALL THIS SIDE OUT"
facing front as shown below.
INSTALL
THIS
SIDE
OUT
4. Install the wiring using the following procedure:
A
A
P4
P4
D
A). Locate prepared wires provided with the AOD Kit and
install bare ends into P4 S connector, where the motor wires
were removed. Install White wire on top and Black wire on
the bottom as shown in diagram above.
B). Connect Ring Terminal ends of the wires to the AAR
Terminals (#12), Black on 12T (top), White 12B (bottom).
C.) Connect Motor wire Ring Terminals to AAR Terminals
(#11), Black on 11T (top), White on 11B (bottom).
D.) Bundle and tie-wrap wires.
Testing Installation
1.) Close the Gold-Nut. Cycle the Gate a minimum of 2 times
to verify gate is operating properly. The AOD Board "ON"
LED (Green) will illuminate with each motor operation. Note
the Red "ACTIVE" LED will illuminate for 3 minutes in the
event of a low supply voltage, causing the motor to be in a
stall condition.
ON LED
Illuminates
2.) Perform any other tests as prescribed by the railroad
and/or authority to ensure proper operation of the warning
system and compliance with current rules and regulations.
3.) Restore Crossing to normal operation.
Contact Siemens Customer Service with any questions.
C
C
B
B
Siemens Rail Automation Corp.
ACTIVE LED
Illuminates
3 Minutes
2400 Nelson Miller Parkway
Louisville, Kentucky 40223
California R&D
9568 Archibald Ave., Suite 100
Cucamonga, California 91730
1-800-793-SAFE (7233)
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All rights reserved.
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