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Honeywell RTH6350D1000/U Questions & Answers

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1 Questions
  • User Non avatar #18927 United States4 years ago

    My old wires have arc and RH. Can I use this thermostat and what letters do I plug them in?

  • User Non avatar #127427 Asia1 year ago

    Yes, you can use this thermostat with wires labeled arc and RH. You can plug the arc wire into the R terminal and the RH wire into the RH terminal.