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BillyHvac, Journeyman HVAC Tech
Category: HVAC
Satisfied Customers: 22627
Experience:  Endorsed for unlimited heating, cooling, oil burners, boilers, refrigeration, hydronics
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I need a wiring diagram for a evcon presidential maybe model

Customer Question

I need a wiring diagram for a evcon presidential maybe model 3500 5821
JA: I'll do all I can to help. How long have you been dealing with this?
Customer: about a month
JA: Do you plan on doing the work yourself?
Customer: yes I have had problem with no cooling earlier in the year, it was a bad relay. now the heat is not coming on
JA: Did you double-check the thermostat's settings? And what about the filters?
Customer: it is one of those units with a heat/cool switch at the furnace and the thermostat dose what the set points are called for
JA: Anything else we should know to help you best?
Customer: I am not the first person to work on this unit. So I am going at it blind, I have wires that are faded like maybe a red or orange and wires cut and wire together
Submitted: 10 months ago.
Category: HVAC
Expert:  BillyHvac replied 10 months ago.

I did what I could to copy this from my manual.

If you have issues let me know.

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