Tappan Furnace Error Codes - Complete Guide

Tappan furnaces are manufactured by Nordyne and share their control board and LED flash codes with Frigidaire, Maytag, Westinghouse, Gibson, Intertherm, and other Nordyne-family brands. Also covers Nordyne, Frigidaire, Maytag, Westinghouse, Gibson.

All Tappan Error Codes

1 flash

Ignition Lockout

Locked out after multiple failed ignition attempts.

2 flashes

Pressure Switch Stuck Open

Pressure switch open during inducer operation.

3 flashes

Limit Switch Open

High limit switch open - overheating. Usually restricted airflow.

4 flashes

Pressure Switch Stuck Closed

Pressure switch stuck closed when inducer is off.

5 flashes

Flame Sensed With No Heat Call

Flame detected when there should be no heat call - leaky valve.

6 flashes

Reversed Polarity

Line voltage polarity reversed or grounding fault.

7 flashes

Gas Valve Circuit Problem

Gas valve circuit problem - wiring, coil, or board fault.

8 flashes

Igniter Open Circuit

Igniter open circuit - failed hot surface igniter.

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If you don't see your code here, try our master error code lookup covering all major brands, or our symptom-based diagnostic tool.

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Tappan Furnace Error Codes - Complete Guide

All Tappan Error Codes

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