Intertherm coils stay on! Help! - http://www.hvacmechanic.com/ Forums

Original message

rocksandgold

67.72.98.107

"Intertherm coils stay on! Help!" , posted Sun 19 Oct 11:28

Hi, we have an Intertherm electric heat/ac unit in our 99 Fleetwood double-wide.We awoke to an electrical shortage smell,the coils were red hot and cycling on and off with the fan off and temp reached,still heating,only shut off seconds when thermocouple?( safety pops ),then comes back on heating every 20-30 seconds! Whats parts are stuck or burnt out! Help,disabled ,moms terminal and we must repair myself!

Replies:

Houston204

98.196.66.53

"Re(1):Intertherm coils stay on! Help!" , posted Sun 19 Oct 13:12

Remove the wire connected to W. If the problem persists replace the sequencer.

W = heat
R = 24 volt
G = fan
Y = compressor

Be sure to remove power first, more than one breaker is likely.

"Tip of the Day" Remember to remove power first.