Features:

• Loosen the 3 screws that secure the handle.
• Slide off the plastic tube.
• Inside the pipe, the quartz glass and heat insulation is installed.
• Peel of the protection tube covering the thermal sensor wires,unsolder the wires andfrom etach from the base.
• Loosen the clip securing the heating element to the base of the hand-piece and slide out the heating element.
• Insert new heating element and reconnect the thermal sensor wires, use heat-shrink-tubes to avoid shorting of thermal sensor. Be careful not to rub Heating Element wire.
• Reconnect the ground wire after replacing the element.its components.
• Assemble the handle again.

Pictures for reference only.