easy to damage the hot air gun heating wire.
Close hot air gun ：
Be sure tofollow the following before closing the hot air gun
Adjust the temperature heater to the minimum gear
Adjust the air volume air to the maximum position
Hold on for 30 seconds,or wait for the temperature display to fall to 150 degrees Celsius,than you can turn off the turn off the power
Note :
The hot air gun temperature should not exceed 450 ℃, otherwise might easily damage or affect the service l