TROUBLESHOOTING
Solutions
Begin the troubleshooting process by referring to the error messages on the LCD Display and/or the Status LEDs on the control board. Use pages
TS Ref# | CHECK | Page Ref# |
1 | Check that the high voltage power supplied to “EMI Board” is within range. |
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| pg 18 | |
2 | Remove and check EMI Fuse for continuity. | pg 3, 18 |
3 | Check that the “Voltage Selector”, on the EMI Board, is set according to the high |
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| voltage power supply. 115VAC or 230VAC | pg 3, 18 |
4 | Check that the “AC POWER” switch is turned ON | pg 3, 18, |
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| 36, 37 |
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5 | Check that the Power Harness is connected to the control board. | pg 4, 18 |
6 | Check that the limit circuits are Normally Closed (N.C.). Check the limit switch. | pg |
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7 | Check Motor Fuse on the control board. | pg 4 |
8 | Check that the operator is not in Manual Release mode | pg 3, 11 |
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9 | Check the Status LEDs and LCD Display to determine if the control board is | pg 24, 26, |
| receiving an input from any external devices or if the “ODS” has been triggered. | |
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10Remove the external devices from the control board to determine if the control pg
11 | Check the “ODS” setting on the control board. | pg 8, 12, |
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| 26 |
12 | Check that the gate can be moved manually with low resistance throughout its |
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| full range of motion. | pg 8, 17 |
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13 | Check the limit position. | pg |
14 | Not applicable to this model | pg 4 |
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15 | Check that the EMI cable is properly connected to the “EMI” connection at the |
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| VFlex control board and at the EMI Board. | pg 4 |
16 | Check the LCD Display for Error Messages | pg 40 |
17 | Not applicable to this model |
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18 | Check 4 Amp fuse on the control board | pg 4 |
19Manually adjust any setting on the Control Board to clear all wireless override settings
20 Check for 24VAC out from the Toroidal Transformer and Power Harness | pg 3, 18 |
21 Check the EMI Cable and contacts between the EMI Board and the VFlex Board pg 2, 4
?The Control Board or EMI board may be damaged. Call Viking Technical Support for further assistance
VIKING TECHNICAL SUPPORT 1.800.908.0884 | 4 1 |
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