Troubleshooting
Troubleshooting a leak test station can be troublesome at times. A methodical approach will help to quickly identify issues.
1.
Is there an '*' in the top right of the display? Review http://hkatechnologies.com/support/error-codes.html for what the error code means.
The leak tester expects a momentary 24VDC pulse on pin 9 of the 12-pin connector. If there is no error code then it is not receiving the signal
- Is pin 12 connected to COMMON?
- With a multimeter check the voltage when started across pin 9 and 12. Is 24VDC seen?
- Yes
- Try extending the start pulse
- Return the unit for service. There is an issue with the optical circuit
- No
- Continue below
- Yes
- Give each wire a slight tug. Are all wires secured?
- etc.
- etc.