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BillyHvac
BillyHvac, Journeyman HVAC Tech
Category: HVAC
Satisfied Customers: 22099
Experience:  Endorsed for unlimited heating, cooling, oil burners, boilers, refrigeration, hydronics
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I have a dual trane unit and the thermostat is saying error

Customer Question

I have a dual trane unit and the thermostat is saying error 89 on it and will not kick on
Submitted: 1 year ago.
Category: HVAC
Expert:  BillyHvac replied 1 year ago.
hello,
that is a communication issue. see the below link for troubleshooting
http://www.desertmountaintrane.com/trane_arizona/pdf/Communication%20Control%20Service%20manual.pdf

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