Office Chair Installation Video Guide

Refer to the following installation steps from different videos for assembling an office chair:

Installation Steps from the 526 Office Chair Installation Video:

1. Base and Caster Installation: Insert the five casters vertically into the mounting holes of the chair base one by one, ensuring they are fully embedded and secure.
2. Gas Lift Installation: Place the thicker end of the gas lift vertically into the center hole of the chair base, ensuring a firm connection between the gas lift and the base.
3. Armrest and Backrest Connection: Use four M6*25mm screws to secure the armrests to the backrest, making sure the screws are fully tightened to prevent loosening.
4. Armrest and Seat Connection: Connect the armrests to the seat using four M6*30mm screws, ensuring the screw holes are aligned before tightening them one by one.
5. Armrest Bracket Reinforcement: Connect the armrest brackets to the armrests with two M8*25mm screws and install decorative covers to conceal the screw holes.
6. Headrest Installation: Fix the headrest to the top of the backrest using two M6*25mm screws, ensuring the headrest is centered and secure.
7. Repeat Reinforcement Steps: Reconnect the armrest brackets to the armrests with two M8*25mm screws again and install decorative covers to complete the final reinforcement.

Detailed Installation Steps from the Luban Home Office Chair Installation Video:

1. Caster and Five-Star Base Installation: Insert the casters one by one into the mounting holes of the five-star base, flip the base over, and place the thicker end of the gas lift into the center hole.
2. Base and Seat Connection: Place the base on the seat, paying attention to the orientation. Align four B screws with the holes, tighten them 3-4 turns initially, and then tighten them one by one.
3. Gas Lift and Seat Assembly: Align the seat with the gas lift and insert it into the hole in the base, ensuring a tight connection between the gas lift and the seat.
4. Backrest Installation: Insert the bottom sides of the backrest into the mounting positions on the seat armrests. First, secure the bottom of the backrest with two C screws from the bottom of the armrest brackets, and then use D screws and a wrench to lock and secure the back of the backrest to the seat brackets.
5. Armrest Installation: Press the button below the armrest surface and insert the left and right armrests into the holes in the armrest brackets respectively, ensuring smooth movement of the armrests.
6. Headrest Fixation: Place the headrest in the middle position at the top of the backrest, press the installation area to make it fit snugly, use two E screws to pass through the fixing clips to complete the headrest installation, and finally tighten the screws.