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Olympian Chair 

(Drafting Height)

Assembly Instructions

For model 

CH300-40DH

Parts Included:

Tools Required:

 

Allen wrench

Important: 

Keep screws loosely tightened during the assembly process. 

Tighten them fully once chair is assembled or when instructed.

5

Place the back rest (

G

) face up on a clean, flat surface with 

the attached brackets facing up. See 

Figure 2

.

6

Position the seat (

H

) so that the holes are lined up with the 

holes on the back rest brackets.

7

Use three metal bracket screws (

I

) in the middle 3-hole 

metal bracket to attach the seat and the back rest. Leave 

screws loosely tightened until all screws are in place.

8

Use four seat and back rest bracket screws (

J

) in the outer 

back rest brackets to firmly attach the seat to the back rest. 

Tighten all screws.

1pc Seat Post

1pc Seat Post Cover

1pc Seat

1pc Mechanism

3pcs Metal Bracket Screws

4pcs Seat and Back  

 

Rest Bracket Screws

4pcs Mechanism Screws

2pcs Arm Width Adjustment 

 

Knob and Washers

5pcs Casters

H

J

G

J

I

To Assemble:

Unpack and inspect contents to 

confirm you have all pieces pictured.

1

Attach five casters (

A

) to the legs of the 

wheel base (

B

) as shown in 

Figure 1

2

Insert the extender (

C

) into the wheel 

base, followed by the foot ring (

D

inserted into the extender. 
Insert the seat post (

E

) into the foot ring 

and cover with the seat post cover (

F

), 

with narrowest part at the top.

3

4

1pc Wheel Base

1pc Back Rest

Figure 1

Figure 2

2pcs Armrest

1pc Foot Ring

1pc Extender

C

B

A

D

E

F

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