Remove the back fan grill from the case.

Unscrew the two PH2 black screws located on the back of the handle .

Separate the back and front case.

As you remove these you will find there is snap fit finger holding the case at the top.

Fan speed, cold shot buttons, and rest of electronic components are nested in the handle section of the front case . These connect to the fan and heating coils in the shoot.

Cold shot button uses a TOPLY YSS-16 slide switch

High-Off-Low button is a 3 position slide switch.TOPLY YSS-16-2413.

At this point you can pull the complete electronic sub assembly from the front case.

Motor and open coils are closely soldered. There are 2 coils that control the temperature

Motor is yfd 385 2073 57

7 Fin PP impeller. This is tightly glued to the motor's shaft.

Uses a Hair Dryer Fan DC Motor yfd 385 2073 57