Help Install Office Chair

The installation of an office chair can generally follow the steps below. If you need professional assistance, you can contact a technician on platforms like 58.com.

I. Installation of Basic Components

1. Install Casters: Insert the wheels vertically into the wheel holes of the chair base, ensuring each wheel fits snugly against the base. For some chair bases, you may need to assemble all five wheels into a single unit before installation, depending on the base design.
2. Install Gas Lift: Insert the gas lift into the center hole of the chair base, ensuring the bottom of the gas lift is fully embedded in the base and the top extends about 5-10 centimeters for subsequent connection to the seat chassis. The gas lift is the core component for adjusting the seat height, so check for scratches or air leaks on its surface.

II. Assembly of the Seat Main Body

1. Connect Chassis to Seat Plate: Place the chassis at the bottom of the seat plate and secure it with four long screws. Ensure the screws pass through the pre-drilled holes in the chassis and align with the threaded holes in the seat plate to avoid misalignment and structural instability.
2. Link Backrest to Seat: Install corner brackets (metal fasteners) at the connection point between the backrest and the seat plate, and tighten them with screws. The corner brackets enhance the connection strength between the backrest and the seat plate, preventing loosening after long-term use.

III. Installation of Armrests and Backrest

1. Armrest Assembly:
   • Method 1: Use long screw A to directly fix the armrests to the pre-drilled holes on both sides of the seat cushion, ensuring the armrests are level and symmetrical.
   • Method 2: Gently tap the armrest covers into the shaped frames (armrest supports), then secure the armrests to the frames with No. 3 screws. Pay attention to the fit between the covers and the frames to avoid looseness after installation.
2. Backrest Assembly: Align the backrest tube (backrest support frame) with the backrest plate and secure it with six long screws. Install a headrest knob at the top of the backrest for adjusting the headrest height, and tighten the knob to prevent the headrest from sliding down.

IV. Professional Installation Services
If you find it difficult to install the chair yourself, you can contact professional technicians on platforms like 58.com. For example, in the Quanyangquan area, there are several technicians such as Mr. Xu, Mr. Cao, and Mr. Zhang who provide office furniture installation services and can be scheduled for on-site service. When choosing a technician, confirm their service scope, charging standards, and user reviews to ensure installation quality and after-sales support.

Precautions: Before installation, check that all components are complete to avoid interruption due to missing parts during the process; tighten the screws in stages to prevent structural misalignment caused by excessive force on one side; after installing the gas lift, test the lifting function to ensure safety in use.