01. The machine has no working reaction.

• 1. The power if off: plug the power cord into the power socket.

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• 2. Power socket is no power: contact qualified electrician for testing.

• 3. Control system failure: disconnect the power supply and contact the company after sales.

02. How to solve if the valve opening time of flameout protection device is too long.

• 1. The flameout protection has failed for a long time: change the flameout protection.

• 2. Improper thermocouple position: adjust thermocouple to proper position.