Steelcase Turnstone Jack Chair User manual

©2007 S teelcase Inc.
G rand R apids, MI 49501 U.S .A.
P rinted in U.S .A.
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2
3
Jack Chair
C A S T E R
C Y L INDE R
S E AT
H O L E I N S E AT
ME C H A NIS M
T O P O F C Y L I NDE R
1. Inserting The Casters or Glides
Insert the shafts of the casters (or
glides) into their corresponding
sockets on the base. Make sure the
casters (or glides) seat firmly. Stand
the base upright.
2. Inserting The Cylinder
With the base resting on the floor
insert the cylinder as shown.
Installation Of Optional Stool Kit
Insert the gas cylinder into the foot ring
and tighten (fig 1). Push the gas
cylinder into the base (fig 2).
3. Attaching The Seat
Line up the top of the cylinder with the
corresponding hole on the bottom of
the mechanism and place the seat.
Grabbing both sides of the seat pan
firmly push the entire chair towards the
floor to properly seat the tapers of the
cylinder into the seat and base.
P age 1 of 2
939500083 R ev D
5MM or 6MM
HE X DR IV E
5/32
B ALL HE AD HE X DR IV E
F ig. 2
F ig. 1

P age 2 of 2
939500083 R ev D
4
5
M8 S C R E W
1/4-20 S C R E W
A R M
A R M
4. Attaching The Back Fixed Height
Attach the J-Bar to the seat pan using the
four (4) M8 screws.
NOTE: Be sure to use lock washers with the
socket head cap screws.
Adjustable Height
Insert the J-Bar into the corresponding slot
on the mechanism. Secure the J-Bar to the
mechanism using the three (3) M8 screws.
5. Optional Arm Installation
Attach the arms using the four (4) 1/4-20
screws.
L
R
R E A R S C R E W
L O C AT IONS
NOTE: Insert rear screws
first on all J-Bars.
Start all screws before
tightening any screws fully.
J -B A R
S Y NC HR O T ILT ME C HA NIS M
-O R -
5mm
used on
"S W IV E L O NLY "
models
6mm S ocket Head C ap S crew
used on
"S WIVE L T ILT "
models
Lock Washer