•If the temperature displayed on the LCD screen is different from that measured by the thermodetector, its range can be calibrated by the following ways (±50℃/122°F) .
•If deviation of the temperature measured appear after the power is on, you can lightly press the red "*" key to start temperature compensation alignment.
•If the temperature displayed on the soldering iron is lower than that of the thermodetector, the blue warming key shall be pressed to supplement positive value until its temperature is consistent with that of the thermometer.
•If the temperature displayed on the soldering iron is higher than that of the thermodetector, the blue cooling key shall be pressed to supplement negative value until its temperature is consistent with that of the thermometer.
•Do Not Touch metal parts of the heater tip so as to avoid being burnt.
•Do not use it near combustibles so as to prevent fire.
•Turn off the power supply and cool it down before the heater tip is replaced.
•Never get wet the electric soldering iron. Do not use electric soldering iron with wet hands.
•Turn off the power supply at rest and after the completion of the work and place it to the place beyond the reach of children.
•Keep it away from children during the operation in case of an accident.