How to maintain the elbow electric soldering iron without tin
If the temperature is too high, it will burn to death. Even if it can be tinned, it will still be burned to death. The best way is to make a temperature adjustment device. When the temperature reaches the requirement, turn down the temperature to prevent burning. Now you can buy "soldering iron tip resurrection agent" in the electronic market. Buy a box and use it according to the instructions to revive the soldering iron tip so that the soldering iron tip can be tinned.
