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Post by bigbaddad on Sept 8, 2017 8:12:38 GMT -5
In my 2016 Sportsmen Classic 190 I have a Suburban Furnace and a really basic Suburban thermostat that doesn't even have temperatures for the heat setting - just lines. It also seems sort of tight on its tolerance - really hot when set to a given setting, then I push it down one line and its too cold. I decided to just put the classic Honeywell round thermostat in its place (the best selling thermostat out there) but alas it would not work - the furnace never fired up. So back to the OEM Suburban Thermostat. Seemed like it should work as there are just two wires - one red, one white - but no luck. I noted in the furnace installation manual this note: "The thermostat used with this unit must have NO voltage output to return leg when there is not a call for heat or in the "OFF" setting". Which I'm pretty sure the Honeywell does - at its basic a thermostat is just a simple switch, but there must be something about the stock Suburban thermostat. So here's my question - anyone successfully replace their thermostat and if so what model did you use? I don't want anything fancy like a programmable or electronic - just something that has better control indicators and a bit more range of motion on the setting dial so I can be more precise with my temperature setting. Having used the round Honeywell's in the past, that's my preference.
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Post by lynnmor on Sept 8, 2017 9:19:48 GMT -5
The round thermostat you used has an anticipator, that is a small heater used to cause the thermostat to turn off early to prevent overrun. The small amount of current going thru it is the problem. You might be able to clip the circuit inside the thermostat that feeds the heating element next to the bi-metal spring.
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Post by joecamper on Sept 9, 2017 14:33:11 GMT -5
I replaced my thermostat with this one. Works great, but does also run the AC. You could probably find another that was cheaper and does the job.
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