Common faults and solutions. 1. Error code appears on the screen and the red light flashes. Solution: Remove the nozzle and reinstall it. If the problem cannot be solved, the nozzle circuit may be disconnected and the nozzle needs to be replaced. 2. Nozzle cannot heat up Solution: The heating part of the nozzle is… #gadgets #electronics #mobiles #smart #devices #tablets #laptops #projectors
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