Gas Furnace: G6R, GM Re: Lockout Codes Red Light Description On Power On 1 Limit switch open 2 Pressure switch stuck open 3 Pressure switch stuck closed 4 Ignition Failure 5 Reversed Polarity Continuous Flash Flame sensed with no...

Make: Nordyne Model or Series: FG6RK Type: 80% Gas Furnace Problem Description: Furnace locks out on either a Code 2 or 3. Observed Symptoms: Inducer motor shuts-off when gas valve energizes. Solution: Replaced Universal Electronic Ignition Gas Valve Additional Information: Removed...

Nordyne Gas Furnace: G6RC/FG6RC Re: No Heat - Flashing Code 4 Code 4 = Three consecutive failed ignition attempts (failed to sense flame). Qty Possible Causes: Dirty Flame Sensor Bad Glow Plug Clogged Burners No or Low Gas Pressure 1 Bad...