Honeywell CT87B ROUND HEATING&COOLING MECHANICAL THERMOSTAT - WHITE Heater "ruud furnace flame sensor" Questions

Ruud 90 Plus Achiever furnace starts, ignites, runs for 30 seconds, goes out, then does it again and again. Hi, It would seem as though you have a bad flame sensor or the ground from the burner to the

Ruud furnace starts up burners shut down after 30 60 seconds The furnace ignites and the burners work for various times, the first time was a bout 20 seconds, I cleaned the thermo coupler and the ...

Ruud achiever 90 plus gas furnace flame goes out after few seconds Hello experts, I have this furnace for 9 years came with the new house we purchased. The unit is located in the attic, this is a ...

ruud achiever 90 plus runs threw a few cycles and then it will fire /flame will go right out and it will try again then shut down / the blower will run for a little while then the ok light will flash ...

Ruud Achiever 90 Plus furnace that will not ignite and is showing a 'soft lockout' code on the LED panel. I've tried restting the furnace as per the manual and still no results. Am I missing something

...Ruud Silhouette II had the same problem 5 years ago. Mine furnace is 17 years old. I replaced the flame sensor 5 years ago and have had no problems until yesterday. Time for another new flame sensor ...

...RUUD 90 Plus) is not coming on. It sounds like it is about to come on, but is just making a low humming sound like it is getting ready to come on. The AC works just fine. On a call for heat, the 24 ...

Ruud Achiever 90 - Intermittent - No ignition sometimes, ignites other times and turns off after a short while, lastly can get to ignite and stay on also using technique below. Seems to work fine IF I

Ruud Silhouette II Gas Furnace, purges, lights burners and burns until the blower starts and then burner stops and does not really blow very warm air. Once blower shuts off, it starts the process all ...