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Www.gray furnaceman.com/-ifc-failure-codes.html Each color will also flash a specific number of times to signify a specific error. 4 redcolored flashes may be signaling that the 'high-limit' switch might be open. 3 green colored flashes on your furnace has the same meaning as 2 green colored flashes.If a system problem occurs, a blinking LED shows a fault code. Missing: xenon Dec 18, 2012 - Uploaded by JRESHOW. Flash sequence codes 1 through 11 are as follows: LED will turn 'on'.

I have a Concord 80 plus furnace that is not working. There is no 'manual' lighting of the pilot on this thing that I can see. .you have one of the most modern gas furnaces made. Instructions in this manual, and keep all manuals for. The vent from a 90% plus furnace may be. Venting an 80% furnace, an approved sidewall venter must. Products are available under the following names: Air Ease, Armstrong Air, American Aire, Concord.

4 RED FLASHES: This indicates that the main limit switchhas opened. This no-light condition occurred 3 times (2 retries) during.

My furnace trane xe80 is only flashing once my manual says something about flame being locked out.Missing: xenon ‎efficiency Nov 21, 2015|. Any light flashin on the control board? If not then look for a small fuse blown on the board. See lights a flashing count them flashes A sampling of various failure codes on a furnace: Read one LED flash that stays on continuously to mean your furnace has no signal coming from the thermostat and will not operate. Turn the power off and check the thermostat for improper settings or connections. Interpret one LED flash that blinks on and off to mean your furnace has locked out because it could not ignite after three tries, and must be reset.

Interrupt power to your furnace for 20 seconds or lower the thermostat so your furnace does not try to heat, then reset the thermostat to the previous setting. After one hour of lockout, your furnace will automatically reset itself and try to operate as usual. Decipher two LED flashes to mean the draft blower is not working, or your furnace has a short in the pressure switch circuit.

Turn off the furnace power and repair a short or replace the pressure switch. Read three LED flashes to mean your furnace has an open pressure switch circuit or it has an induced draft blower operating.

Check the pressure switch hose of your furnace for blocks or an improper connection. Also, look for blockages in the flue, and tighten any loose wiring. Translate four LED flashes to mean your furnace has a primary limit circuit open, possibly from loose wiring or blocked filters. Check and clean filters, tighten wiring and check the flue for blockages. Interpret five LED flashes to mean your furnace senses a flame without a call for heat. This could be from a gas valve closing slowly or a burner flame lingering. Read seven LED flashes as a warning of a low flame sense microamp signal.

This could happen with a coated flame sensor or a lazy flame from poor gas pressure. Turn off the power and adjust the gas pressure according to the information on the rating plate.

See eight LED flashes as meaning an igniter circuit problem due to a bad igniter or an igniter connected improperly. Replace the bad igniter or check the ground wiring, making necessary corrections. Decipher nine LED flashes to mean the high-stage pressure switch circuit will not close during a high-stage-induced draft blower operation. Your furnace may have a pinched or blocked pressure switch hose, a blocked flue or loose wiring. Read continuous flashing on the LED to mean your furnace has a reversed polarity of 115 volts. Turn off the power and correct the wiring polarity after reviewing the wiring diagram. If you need further help, reach me via phone at Nov 29, 2011|.