How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Phil Your Own Question
Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6022
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
Type Your HVAC Question Here...
Phil is online now
A new question is answered every 9 seconds

I have a dual system Honeywell thermostat. I believe it is a

Customer Question

I have a dual system Honeywell thermostat. I believe it is a vision pro 8000, model
TH 832OU1008. The heat adjustment does not move and some of the indicators have disappeared. What happened? First problem in 20years.
Submitted: 11 months ago.
Category: HVAC
Expert:  airheatman replied 11 months ago.

1.Are you saying you have system mode set to heat but setpoint temp will not change?

2.What indicators are no longer there?

3. What do you mean dual system?