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M1M Diagnostic/Lockout Codes

Article ID: 500
Last updated: 29 Jan, 2018

Nordyne Gas Furnace: GL1RC

Re: Lockout Codes


Red Light Status Description
On Power On - Control OK
OFF No Power
Rapid Flash False Flame or Control Fault
1 Limit Circuit Open
2 Pressure Switch Stuck Open
3 Pressure Switch Stuck Closed
4 Ignition Failure
5 Reversed Polarity
Yellow Light Status Description
Flashing Low Flame Signal
On Flame Present
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Article ID: 500
Last updated: 29 Jan, 2018
Revision: 1
Access: Public
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