OfficeSource 200HMFBK Quick reference guide
MODEL NO. 200HMFBK
OFFICESOURCE.COM
ASSEMBLY INSTRUCTIONS
Model #:200HMFBK
Name:Palma
Descrip�on:High Back Mesh Task Chair
Color:Black
Assembly & Opera�ng Instruc�ons
Please read the instruc�on sheets completely before assembly.
Maximum Weight Load: 275lbs.
Last Updated: 12/2022
MODEL NO. 200HMFBK
OFFICESOURCE.COM
ASSEMBLY INSTRUCTIONS
Assembly Notes
Usage Notes
1.After opening the carton, please carefully check for missing parts
and transportation damage and if needed, contact dealer immedi-
ately.
2.Once installed, the gas lift will be difficult to remove. It is not
recommended to remove the lift to avoid damage to other parts of
the chair.
3.Contact dealer if disassembly assistance is needed.
1.Intended for use indoors.
2.Intended for single person use.
3.Do not sit on end of chair to avoid accidental tipping and injury.
4.Do not step or stand on the chair – chair is intended for sitting
only.
5.Use caution when reclining, especially as tension is reduced by
user.
6.Do not lean against product – chair is intended for sitting only.
7.Avoid contact with sharp objects, heavy tools, and hot surfaces.
8.As assembly may loosen overtime, for best user safety, conduct
regular check of nuts and bolts to insure they are always tight and
secure.
9.To clean, wipe with a soft and dry cleaning cloth. If there are
stains on fabric, use a mild detergent to wipe clean and let it air dry.
Last Updated: 12/2022
MODEL NO. 200HMFBK
OFFICESOURCE.COM
ASSEMBLY INSTRUCTIONS
200HMFBK assembly and operating instructions
List of screws
M5×1PC M8*20×3PCS
M8*60×2PCS M6*16×2PCS
① ②
③ ④
⑤M8 Ø13*2.3×5PCS
⑥
1PC
⑦
Parts list
Seat with mechanism X1 Back X1
A B
Headrest X1
G
Nylon Base X1 Casters X5
E F
M8 Ø22*1.5×3PCS
Armrest X1
C
KGS class 4 gas lift X1
D
M4×1PC
⑧
Last Updated: 12/2022
MODEL NO. 200HMFBK
OFFICESOURCE.COM
ASSEMBLY INSTRUCTIONS
Installation steps
STEP1 STEP2
STEP3 STEP4
D.
E.
F.×5PCS
G.
⑥×3PCS
①
①×1PC
②×3PCS
⑤×3PCS
①×1PC
③×1PC
③×1PC
C.
⑥×1PC
⑥×1PC
⑧
⑦
④×2PCS
A.
B.
Last Updated: 12/2022
MODEL NO. 200HMFBK
OFFICESOURCE.COM
ASSEMBLY INSTRUCTIONS
Headrest / On the top of backrest
To adjust, use both hands, hold
rmly and slide up or down to
desired position.
Seat slider / Function lever located on the left hand side
of the mechanism
Adjust sliding seat so that hips
and knees are at a 90 degrees
angle to reduce fatigue.
Pull up the hand lever for sliding
function and release when
desired position is reached
Last Updated: 12/2022
MODEL NO. 200HMFBK
OFFICESOURCE.COM
ASSEMBLY INSTRUCTIONS
Tilt lock / Control rod on the left hand side of mechanism
Tension tilt / Control rod on the right hand side of
mechanism
Tilt lock allows the user to sit in an upright
position for keyboarding, while providing a
comfortable rocking/reclining motion during
work or break.
Rotate forward to engage tilt lock
Rotate backwards to release tilt lock
Tension tilt offers more secure and
comfortable working environment.
Rotate forward to increase tension
Rotate backwards to release tension
Last Updated: 12/2022
MODEL NO. 200HMFBK
OFFICESOURCE.COM
ASSEMBLY INSTRUCTIONS
Lumbar support / At the back of the chair
Lumbar support may provide relief of
lower back pain especially during long
working hours.
Pull up or down the lumbar support
using both hands at the same time
3D Armrest / Function switch button under armpad
Armrest may reduce arm and
shoulder fatigue.
Squeeze and lift armrest for height
adjustment
Push armpad for depth adjustment
Rotate armpad for angle adjustment
Last Updated: 12/2022
MODEL NO. 200HMFBK
OFFICESOURCE.COM
ASSEMBLY INSTRUCTIONS
Height adjustment / Control rod on the right hand side
of mechanism
Position chair so your feet are at on the
oor, and lower legs are at a 90-degree
angle (or better) relative to upper legs.
To raise the seat,
shift your weight to your feet. Engage
actuator. Chair will rise automatically
To lower seat,
place your full weight on the chair, and
engage actuator lever. When the desired
height is reached, release the actuator
ca. 90°
ca. 90°
approximately every 20
minuteschange seat position
Last Updated: 12/2022
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