CodeMeaningSeverityLink
200Rollout circuit hard lockout
Emergency
Emergency
→201Indoor blower communication failure
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→270No-flame retry lockout
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→271Pressure-switch retry lockout
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→272Pressure-switch recycle lockout
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→273Flame-failure recycle lockout
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→274Limit-circuit recycle lockout
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→275Out-of-sequence flame lockout
Emergency
Emergency
→276Pressure-switch calibration lockout
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