CodeMeaningSeverityLink
3 BlinksPressure-switch circuit did not close
Call a pro soon
Call a pro soon
→4 BlinksLimit circuit opened
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Call a pro soon
→5 BlinksFlame-rollout safety lockout
Emergency
Emergency
→6 BlinksPressure-switch cycle lockout
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Call a pro soon
→7 BlinksIgnition or flame-proving failure
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Call a pro soon
→8 BlinksFlame-loss recycle lockout
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Call a pro soon
→9 BlinksPower polarity or grounding fault
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Call a pro soon
→10 BlinksGas flow without a heat call
Emergency
Emergency
→11 BlinksExtended limit-open lockout
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Call a pro soon
→12 BlinksIgniter circuit fault
Call a pro soon
Call a pro soon
→