Error code reference

Frigidaire Dryer Error Code F 03

No heat detected in the heating circuit.

No heat detected in the heating circuit.

First step from the service manual

Touch the Stop/Clear pad to clear the F 03. Program the dry for a NORMAL CYCLE with HIGH HEAT and touch START. Measure the voltage drop across the terminals of relay RL 2 on the electronic control board. If the meter reads 240 VAC on electric models or 120 VAC on gas models, replace the electronic control board. If the meter reads zero, remove power from the dryer and disconnect the black wire (electric models) or orange wire (gas models) from the relay. Reconnect power and measure the voltage drop between red wire on the relay RL 2 to neutral. If the meter reads zero, the wire between the incoming line and relay RL 2 is open. If the meter reads 120 VAC, check the rest of the heating circuit as described in the troubleshooting section.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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