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Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 5648
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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Dunkirk dkvlt-100, two years old - System currently on standby,

Customer Question

Dunkirk dkvlt-100, two years old - System currently on standby, 3 zone system, all thermostats read about 5 degrees below set temp. For second time in a month no heat error A05, GV relay error. First time it happened, hit reset, system resumed normal operation. This time reset does nothing, except error message gone, message went to standby. Turned system on and off, hit reset, nothing...
Submitted: 5 months ago.
Category: HVAC
Expert:  Rick replied 5 months ago.
There is a troubleshooting flow chart in the manual if you want to trouble shoot this. Do you have the manual?
Expert:  Rick replied 5 months ago.
You'll need an ohm meter to perform the necessary tests
Expert:  Gaztech replied 5 months ago.
Welcome to Just Answer, my name is ***** ***** I will do my best to help you with your issue.If my initial response doesn’t answer your question then let me know and we can continue our conversation.NOTE: I can only get paid for assisting you if you click FINISHED and RATE ANSWER after you are satisfied with answer.Are you ready?
Expert:  Rick replied 5 months ago.
Let me know if you need the manual or help with troubleshooting

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