Yuba wiring installation steps

First, the preparation work before the installation of Yuba

1. Open the air hole.

Install ventilation window.

3. Determine the installation position of Yuba

Step 4 prepare the ceiling

Second, fix the Yuba on the ceiling.

1. Take off the mask, unscrew all the light bulbs, disengage the spring from the mask ring, and take off the mask. Note: When removing the infrared heating bulb, make a steady gesture, and don't use too much force. 2. Connect according to the wiring diagram of Yuba switch. One end of the interactive connecting wire is connected with the switch panel, and the other end is pulled out from the ceiling with the power cord. Open the terminal cover on the box, connect according to the wiring diagram and terminal marks, cover the terminal cover, and fix the terminal cover with screws. Then put the extra wires in the ceiling so that the box can be inserted into the hole smoothly.

3. Connect the ventilation pipe, pull one end of the ventilation pipe into the room and cover it on the air outlet of the centrifugal fan shell. Note: According to the hint on the wiring diagram of Yuba switch, the direction of ventilation pipe should be kept straight during the day.

4. Push the box into the hole, choose the right direction according to the position of the air outlet, and stuff the box of Yuba into the hole. Note: As can be seen from the wiring diagram of Yuba switch, the wires should not touch the box.

5. Fix the box on the ceiling with four wood screws with diameter of 4MM and length of 20 mm..

Third, the final assembly

1. Install the mask. Align the positioning feet of the mask with the positioning grooves of the box and insert them. Hook the spring on the corresponding hanging ring of the mask.

2. Install the light bulbs, screw all the light bulbs carefully to keep good electrical contact with the lamp holder, and then wipe the light bulbs and the mask clean.

3. Fix the switch on the wall to prevent the power cord from being pulled off during use. Note: According to the wiring diagram of Yuba switch, in order to keep the bathroom beautiful, it is best to embed the interconnection wire in the wall before renovation.