Carder Ergonomic Office Chair Assembly and Usage Instructions

Usage Features

Arm Height Adjustment

Press the buttons located on the chair arms to adjust the height. Release the buttons once the desired height is achieved.

Pneumatic Seat Height Adjustment

Use the lever, typically found under the right side of the seat, to adjust and lock the seat height.

Variable Seat Tilt Lock

This feature allows you to lock the chair's seat in various tilted positions for comfort and support.

Independent Back Tilt

To adjust the backrest angle, pull up on the designated lever (often Lever 3, located underneath the right side of the seat). Adjust the back to your preferred angle, then push the lever back down to lock it in place.

Back Tilt Tilt Lock Adjustment

This control allows fine-tuning of the resistance or locking mechanism for the backrest tilt.

Arm Width Adjustment

This feature enables you to adjust the distance between the armrests to suit your preference.

Tilt Tension Adjustment

Adjust the knob or dial, usually located beneath the seat, to control the tension and resistance of the chair's tilt mechanism.

Parts List

Part	Description	Quantity
1	Base	x1
4	Telescopic Cover	x1
5	Seat Plate	x1
7	Seat	x1
8	Back	x1
F	Allen Wrench	x1
A	Screw	x4
B	Screw	x2
C	Screw	x4
D	Screw	x2
E	Plastic Insert	x1

Assembly Instructions

Step 1: Prepare the Base
Place the chair base (1) on a flat surface. Insert the gas lift cylinder into the central opening of the base. Slide the telescopic cover (4) over the gas lift cylinder.
Step 2: Attach Seat Plate to Seat
Position the seat plate (5) onto the underside of the seat (7). Align the screw holes and secure the seat plate to the seat using screws B (x2).
Step 3: Attach Backrest to Seat Plate
Align the backrest (8) with the mounting points on the seat plate (5). Secure the backrest to the seat plate using screws A (x4).
Step 4: Attach Armrests
Position the armrests onto the sides of the seat assembly. Secure each armrest to the seat assembly using screws C (x2 per armrest, total x4).
Step 5: Connect Seat Assembly to Base
Carefully lift the assembled seat, backrest, and armrests. Align the central opening of the seat plate with the top of the gas lift cylinder on the base. Press down firmly to connect the seat assembly to the base.

Note: The provided diagrams suggest screws D (x2) may also be used for backrest attachment, potentially as secondary support. Follow the most secure fit for your chair.

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