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Johnson 2 stage

Discussion in 'Commercial' started by 22blood, Jun 2, 2017.

  1. 22blood

    22blood red wire nuts only

    Messages:
    1,699
    Anyone ever seen a.c. tstat that looks like a walk in cooler penn(johnson) one. About 6 low voltage connects.
    The only weird thing is it always runs. When at below set point it heats when above cools. No differential.
    Just always runs