Usage of Deli Office Chairs

The usage characteristics of different models of Deli office chairs are as follows:

Deli 4901S: The installation process should be carried out step by step. First, attach the casters to the chair legs, insert the gas lift, and place the upper structure. When installing the armrests, align them with the holes on the seat and press them into the slots. Secure one side with 2 (M6×25mm) screws, and then secure the other side with 4 (M6×30mm) screws equipped with washers to complete the seat installation. Finally, use 4 (M6×30mm) screws with washers to secure the tray to the chair body. During normal use, adjust the seat height using the gas lift.

Deli (deli) KF229: During installation, first remove the two screws at the top edge of the backrest, and then insert the headrest from top to bottom into the backrest connector and tighten it with screws. It offers rich functional adjustments. The front paddle handle on the right side of the seat can be pulled up for overall height adjustment and released to lock. The rear paddle handle can be pulled up to lock the backrest in a reclined position with four adjustable levels, and pulled down to unlock, requiring a firm lean on the backrest to fully unlock. The armrests offer diverse adjustments: press the button for three-level left-right adjustment, pull the handle for height adjustment, and push it back to lock; they can also be flipped back 90 degrees. The headrest is flexibly adjustable: hold both sides to pull it forward step by step, and it can return to the rearmost position when pulled to the frontmost; hold the bracket to adjust the tilt, hold the pillow surface to adjust the angle, and hold both sides to adjust the height. The lumbar support can be adjusted up and down, automatically unlocking and lowering to the lowest position when pulled to the top. The leg rest is easy to use: after pulling it out, hold the support rod with your left hand and press the right button with your right hand, then flip the leg rest surface upward and flat to lock it for use; the same operation can be used to retract it, and your feet can be placed on the footrest.

Deli 4905: It uses a pneumatic height adjustment mechanism to meet the needs of users of different heights. The headrest is designed to be adjustable and can be customized according to personal habits. The backrest can be adjusted to a maximum angle between 120 and 155 degrees, allowing users to choose a comfortable angle based on their preferences to alleviate fatigue from prolonged sitting. The chair is equipped with casters at the bottom for easy movement within the office area.

Deli Surfer: The seat cushion is made of a special mesh material, which offers good breathability and prevents discomfort from prolonged sitting. The height is adjustable to accommodate office desks of different heights. The armrests and the chair base provide stable support. The lumbar support features a 3D design, offering three-dimensional support to effectively alleviate lower back discomfort caused by prolonged sitting, but the angle and position of the lumbar support need to be adjusted according to individual body types. The headrest is a 2D design, supporting height adjustment and rotation to provide neck support with a smooth adjustment feel.