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TROUBLESHOOTING
Solutions
Begin the troubleshooting process by referring to the Status LEDs on the control board.
Use pages 36-37 to identify the Troubleshooting Reference # (TS Ref#) then reference the
table below.
TS Ref# CHECK
1
At the Control Board Power Harness, check for 24VAC from the Transformer.
2
Check that the high voltage power supply is within range. 100V-120V or 200V-240V. pg 19
3
At the optional "EMI Board", remove and check EMI Fuse for continuity.
4
Check that the "Voltage Selector", on the optional "EMI Board", is set according to the
high voltage power supply. 115VAC or 230VAC.
5
Check 4 Amp fuse on the control board.
6
Check that the Power Harness is connected to the control board.
7
Check Motor Fuse on the control board.
8
Check that the operator is not in Manual Release mode.
9
Check the Status LEDs to determine if the control board is receiving an input from
any external devices or if the "ODS" has been triggered.
10
Remove the external devices from the control board to determine if the control board
is responding to an input or problem with the external device or wiring.
11
Check the "ODS" setting on the control board.
12
Check that the gate can be moved manually with low resistance throughout its full
range of motion.
13
Check the limit position.
14
Check the required Monitored 10K Sensor(s) and wires.
15
The control board will go into sleep mode after 10 seconds of inactivity and all LEDs
will go out. Any command or input (excluding "UL" and "ReOpen") will wake up the
control board.
?
The Control Board. Call Viking Technical Support for further assistance.
3 8
VIKING TECHNICAL SUPPORT 1.800.908.0884
Page Ref#
pg 11, 18
pg 19
pg 19
pg 11
pg 11, 18, 19
pg 11
pg 7
pg 11, 24,
26, 28
pg 11, 28
pg 24, 26
pg 7, 15
pg 16
pg 7, 22
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