OFM 241 User manual

Models 241 / 241-AA/ 241-DK / 241-AA-DK 24-Hour Task Chair
Parts Listing
A
8x25mm Screw
4 Units
C
Gas Lift
1 Unit
E
Chair Back
1 Unit
G
Chair Base
1 Unit
B
Large Washer
4 Units
E
D
Telescopic Bellows
1 Unit
I
F
Chair Seat
1 Unit A
C
H
Casters
5 Units
G
STOP
STOP
F
STOP
D
H
Assembly Instructions
Tools Needed: Phillips Head Screwdriver
Please read all instructions before assembly.
Step 1: Insert Casters (H) into Chair Base (G).
If you are assembling a model with a DK Foot Ring please proceed
to subsequent pages for drafting kit assembly instructions.
Step 2: Insert Gas Lift (C) into hole into Chair Base (G),
and cover Gas Lift (C) with Telescopic Bellows (D).
Step 3: Place Chair Seat (F) upside down on flat surface
and align the holes in the Seat Mechanism (I)
with the holes in the bottom of the Chair Seat (F).
Step 4: Place one Large Washer (B) on each of four
8x25mm Screws (A) and insert through holes in
the Seat Mechanism (I) into the Chair Seat (F).
Tighten with a screwdriver.
If you are assembling a model with optional Adjustable Arms please
proceed to subsequent pages for armrest assembly instructions.
Step 5: Insert Chair Back (E) into hole in the back of
Seat Mechanism (I). You may have to unscrew
the hand tension knob to allow plastic cover to
sit properly. Tighten hand tension knob to secure
Chair Back (E) into place.
Step 6: Place Chair Seat (F) onto Chair Base (G) by
inserting top of Gas Lift (C) into the hole in the center
of the Seat Mechanism (I). Push down on
Chair Seat (F) firmly to secure to Chair Base (G).
I
Seat Mechanism
1 Unit
WEIGHTCAPACITY:250lbs.
Assembly Notes:
During assembly, hand tighten screw only 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 6months.
B

Model DK-2 Drafting Kit Assembly
Parts Listing
A
Circular Foot Rest
1 Unit Assembly Instructions
B
Tension Knob
1 Unit
C B
9” Extension Tube
1 Unit
D
12” Extension Tube
1 Unit
Chair Seat
Chair Base
Please read all instructions before assembly.
Prior to assembly, select only one Extension Tube
for desired Height
9” Extension Tube will change seat height from 25.75”-29.5”
12” Extension Tube will change seat height from 28.75-32.5”
Step 1: Slide the Circular Foot Rest (A) over the smaller
tapered end of your chosen Extension Tube (C / D).
Step 2: Screw in Tension Knob (B) and tighten to lock
Foot Rest (A).
Step 3: Place the tapered end of Extension Tube (C / D)
into your Chair Base.
Step 4: Insert bottom of Gas Lift Cylinder into the top
end of the Extension Tube (C / D).
Step 5: Place the Chair Seat onto the Gas Lift by
inserting top of Gas Lift into the hole in the
Seat Mechanism.
Step 6: Press down firmly to secure the chair.
Note: Save the left over extension tube for future use.
Gas Lift
C / D
A
STOP