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    esquire1's Avatar
    esquire1 Posts: 2,483, Reputation: 209
    Ultra Member
    		  
    #1

    Sep 18, 2005, 07:10 AM
    Goodman Model A32-15
    I understand how ot wire abasic thermostat but on my Goodman I have OTC-OT1-OT2 & OT3. What are these for?
    labman's Avatar
    labman Posts: 10,580, Reputation: 551
    Uber Member
    		  
    #2

    Sep 18, 2005, 11:03 AM
    It could relate to different firing rates. If you don't have any instructions for it, try their website.
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