1. whether the cylinder is open (op

1. whether the cylinder is open (open the cylinder)2. please check the machine air pipe connector for foreign matters3. please check whether the solenoid valve wire is damaged or loose1. please note that this product is not applicable to places with strong wind (the flame will deviate from the sensing needle and cause E1 alarm)2. the ambient temperature should not be too high (greater than 38 ℃)3. please check whether the air inlet of the machine is blocked (it is strictly forbidden to block the air inlet). The overheating protection device will start4. check whether the gas in the cylinder is sufficient (low or no gas in the cylinder will cause E1 alarm)5. check whether the ion sensing needle is damaged and whether the ion sensing needle thread is inserted properly (whether the circuit board T + wire is inserted properly)6. check whether the circuit board t-wire is connected to the combustion head support7. check whether the flame can burn the ion sensing needle (if not, please put the sensing needle on the flame)8. It is forbidden to use in an unventilated environment