Precautions for the use of electric soldering iron
First, before using the electric iron, check whether the voltage used is consistent with the nominal voltage of the electric iron;
Two, the electric soldering iron should have a grounding wire;
3. After the electric soldering iron is energized, it can not be knocked, disassembled and installed arbitrarily;
Four, the electric iron should be kept dry, should not be used in excessively wet or rainy environment;
Five, when removing the iron head, cut off the power supply;
Six, after cutting off the power supply, it is best to use the waste heat to put a layer of tin on the iron head to protect the iron head;
Seven, when there is a black oxide layer on the head of the iron, it can be wiped with emery cloth, and then energized, and immediately on the tin;
8. Sponge is used to collect tin slag and tin beads. It is suitable to pinch them by hand without water.
