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  1. dreamdenizen

    Johnson Controls A28AA-36 Two-Stage Thermostat Wiring

    Were you able to get it to work?
  2. dreamdenizen

    Johnson Controls A28AA-36 Two-Stage Thermostat Wiring

    The heating goes on the right side or Lo Stage switch with the same wiring configuration. There should never be any wires connected to blue b/c that's the switch's off position; voltage from your hot lead is routed to blue when the thermostat reaches desired temperature and power is cut from the...
  3. dreamdenizen

    Johnson Controls A28AA-36 Two-Stage Thermostat Wiring

    (note that I've only wired the Hi-Stage in this picture) The Neutral doesn't have to be cut, but I did in my build of it; you're using the neutral only to complete the circuit. Ground can also be left intact, but I split mine and grounded the circuit both to the chassis and back to the outlet...
  4. dreamdenizen

    Johnson Controls A28AA-36 Two-Stage Thermostat Wiring

    It turns out I was completely overcomplicating it. If anyone ever needs help with one of these, let me know.
  5. dreamdenizen

    [HELP] Johnson Controls A28AA-36 Two-Stage Thermostat Wiring

    It turns out I was completely overcomplicating it. If anyone ever needs help with one of these, let me know.
  6. dreamdenizen

    [HELP] Johnson Controls A28AA-36 Two-Stage Thermostat Wiring

    Hi all, I just recently purchased a JC A28AA-36 Two-Stage Thermostat and am having trouble getting started. I've seen tutorials on how to wire the Ranco Two-Stages but they don't seem very similar. Here are the links to a picture of the the Manual and the actual device. Picture of JC...
  7. dreamdenizen

    Johnson Controls A28AA-36 Two-Stage Thermostat Wiring

    Hi all, I just recently purchased a JC A28AA-36 Two-Stage Thermostat and am having trouble getting started. I've seen tutorials on how to wire the Ranco Two-Stages but they don't seem very similar. Here are the links to a picture of the the Manual and the actual device. Picture of JC...
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