User Manual

Assembly Notes:
During assembly, hand tighten screws. When all screws
are in place, you may then tighten all screws completely.
CAUTION:
1. Do not use this chair as a step ladder.
2. Check for loose screws and tighten them every 6 months.
Model: 257 24-Hour/Big & Tall Mesh Task Chair
WEIGHT CAPACITY: 350 lbs.
Parts Listing
06.09.2016
161 Tradition Trail,
Holly Springs, NC, 27540
800-520-7471 (voice)
919-303-6389 (voice)
919-362-4765 (fax)
www.ofminc.com
[e-mail]
A
Chair Back
1 Unit
B
Chair Seat
1 Unit
C
Adjustable Arms
2 Units
D
Gas Lift
1 Unit
E
Chrome Base
1 Unit
F
Casters
5 Units
G
Short Screw
3 Units
H
Long Screw
6 Units
I
Allen Wrench
1 Unit
1
2
3
F
D
H
G
B
A
C
B
E
4
D
B
STOP
Assembly Instructions
Please read all instructions before assembly.
Tools Needed: Allen Wrench
(
included
)
Step 1: Insert Casters
(
F
)
into Chrome Base
(
E
)
. Place Gas Lift
(
D
)
into
the center hole of the Chrome Base
(
E
)
with wide end going
into base.
Step 2: Place Chair Seat
(
B
)
upside down on a level, non-abrasive
surface and align pre-drilled holes in Chair Seat
(
B
)
with holes in
Adjustable Arms
(
C
)
making sure that the adjustable height arm
buttons are on the outside and secure using Long Screws
(
H
)
.
Tighten using Allen Wrench
(
I
)
.
Step 3: Align the holes in the bar on the Chair Back
(
A
)
with the holes at
the back of the Chair Seat
(
B
)
and attach using Short Screws
(
G
).
Tighten using Allen Wrench
(
I
)
.
Step 4: Carefully place the Chair Seat
(
B
)
with attached back and arms
onto the Gas Lift
(
D
)
aligning the hole in the Chair Seat with the
Gas Lift. Press down on the Chair Seat to secure in Chrome
Base
(
E
)
.