CodeMeaningSeverityLink
1 BlinkIgnition or flame-proving failure
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→2 BlinksPressure switch was closed at the wrong time
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→3 BlinksPressure-switch circuit did not close
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→4 BlinksLimit circuit opened
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→5 BlinksFlame detected when the gas valve should be off
Emergency
Emergency
→6 BlinksFlame-rollout safety lockout
Emergency
Emergency
→7 BlinksLow flame-sensor signal
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Call a pro soon
→8 BlinksIgniter circuit fault
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Call a pro soon
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