Robert, I went to change the relay but noticed it was different from the original. I thought I had the wrong one. After looking up the numbers had found that this relay 621867 replaced the original 660190. The places for connections are different. The original had 4 places to hook up to with one of ...

Thanks for the info.
I will order one and try it out.

intertherm furnace MGHA-090ABPQ-01 This Part 115 Volt Inducer Furnace Blower Motor (Nordyne/Intertherm) Continues to run periodically. I understand it needs to exhaust any fumes that may be in there. It sometimes needs to be hit with something to get it to turn off. Is there a bad relay in there tha...

Robert I have not been there to check it recently. The first thing I will do is check to see if switches are in the correct ports. When I cleaned it last I did not find a shield laying at the bottom so I'm thinking it is still in place. I will be checking it over again April 8th. If the switches are...

Any luck finding the adj. switch?

Bry

Hi Robert,

I believe the heat anticipater slide bar is set correctly.
I have tried sliding it into other positions but have had no effect.
What is it supposed to be on?
Can you tell me what the model number would be on the adj. fan switch.

Thanks for the info,

Bry

Robert,

I replaced the fan switch and thoroughly cleaned out everything I could take apart.
I Still have the same issue.
I read somewhere else that the sensors may need to have a sheild over them.
Does this funace need a sheild over one or both of the sensors? And if so which one?

Thanks Robert.

I will replace the fan switch and see if that works.

Intertherm model MGHA-090ABPQ-01 I keep my thermostat about 50 degrees during winter when I am not at my second home. When I arrive I turn up the thermostat and the furnace cycles on and off frequently until reaching its desired temp. I was thinking this is because it is sucking cold air into the bu...