Office Star Products 3121 SYNCHRO TILT MANAGERS CHAIR User manual

3121 SYNCHRO TILT MANAGERS CHAIR
OPERATING INSTRUCTIONS
FEATURE
• PNEUMATIC SEAT HEIGHT ADJUSTMENT
To raise seat remove pressure from seat and lift lever (1).
To lower seat height sit on chair and lift lever (1).
• SYNCHRO TILT
To recline backrest pull lever (2) out, to lock return backrest
to upright position and push lever (2) in.
• TILT TENSION ADJUSTMENT
For individual comfort, this chair has been equipped with
an adjustment that will allow the user to change the tension
of the tilting feature. Turn knob (4) clockwise to increase
tension and counter-clockwise to decrease or ease the
tension.
NOTE: Be careful not to loosen back tilt adjustment knob
completely.
• ARM HEIGHT & WIDTH ADJUSTMENT
To adjust arm height, push button (5) in to allow the arms
to move up or down freely. Release the button (5) once
the desired height is reached. To adjust width loosen Arm
Width Adjustment Knob (3) under seat, slide arm to desired
position then tighten knob.
5
1
3
2
4
WARNING
1. Use this product only one person at a time.
2. Do not use this chair unless all bolts screws and knobs are
securely tightened.
3. Check that all bolts screws and knobs are tight every three
months or as needed.
4. Do not overturn back tilt knob when decreasing tension.
5. Dispose of packing material properly. Do not use plastic
cover as head covering. It may cause suffocation.
6. Do not use chair as a stepladder.
7. Use this chair for its intended purpose only.
8. Use mild detergent only for cleaning.
WARRANTy
Ofce Star chairs are warranted from the date of purchase against failure due to material and workmanship as follows:
• 15 Years on all non-moving metal parts.
• 2 Years on component parts including Control mechanisms, pneumatic cylinders, wood, plastic parts, base and casters.
• 3 Year on upholstery fabric and foam against wear and deterioration.
To make a warranty claim, contact Parts Department. Provide model number and description of the problem and obtain return
authorization. At it’s option Ofce Star Products will:
(a) Supply compatible components of current manufacture.
(b) Repair the customer’s component. The customer must prepay freight on any components returned to the factory. Return
freight on components still in warranty will be paid by Ofce Star Products.
*All warranties are limited to the original purchaser for normal Residential usage by persons weighing 250 lbs. or less. This warranty will not cover labor,
freight or damage from misuse, abuse, negligence, alteration, accident, vandalism, rusting, acts of nature or any other event beyond the control of Office Star
Products. The warranty does not cover cosmetic damage that may result from normal use. Liability for incidental or consequential damages is excluded. The
user assumes all risk of injury resulting from use of this product.
This warranty gives you specific legal rights, and you may also have other rights which vary from state to state.
Our quality standards are among the highest in the industry. Sometimes, no matter how hard we try, there are times when parts
are damaged or missing. Our Parts Department will do everything possible to promptly remedy the problem. Contact us via e-mail
parts@officestar.net, by Fax [phone], or toll free parts number 1-800-950-7262, Monday through Friday 8:00 a.m. - 5:00
p.m. Pacic Time.

1
3
4
5
9R
10,14,13
9L
8
8
6
7
12
14
13
8
2
10,14,13
3121 SYNCHRO TILT MANAGERS CHAIR
ASSEMBLY INSTRUCTIONS
11
PART QTY
1. Base ....................1
2. Casters ..................5
3. Pneumatic Cylinder . . . . . . . . . 1
4. Bellows ..................1
5. Seat Plate ................1
6. Seat Cushion . . . . . . . . . . . . . . 1
7. Back Cushion . . . . . . . . . . . . . 1
8. 1” Screws ................4
9. Arms Left (9L) Right (9R) . . . . 2
10. Arm Width Adjustment Knobs 2
11. Backrest Plate (pre-installed) 1
12. Back Rest Knob . . . . . . . . . . . 1
13. Small Flat Washer . . . . . . . . . 2
14. Small Star Washer . . . . . . . . . 2
15. Large Flat Washer . . . . . . . . . 1
16. Larger Star Washer . . . . . . . . 1
17. Allen Wrench (Not Shown) . . 1
© Office Star Products April 2006
DETAIL A
12
16
15
11
Remove all parts from carton, separate by part numbers indicated on parts list, and
verify part quantities.
STEP 1. Insert ve Casters (2) into Base (1), push hard until you feel or hear the Caster (1) snap into place. Insert
Pneumatic Cylinder (3) into Base (1) and slip Bellows (4) over Pneumatic Cylinder (3).
STEP 2. Attach adjustable Seat Plate (5) to Seat Cushion (6) with the arrow towards the front of the chair, using four
1” Screws (8). TIGHTEN ALL FOUR SCREWS COMPLETELY.
STEP 3. Attach Arms (9L & 9R) into Arm Bracket using Arm Width Adjustment Knob (10), Small Star Washer (14), and
Small Flat Washer (13). TIGHTEN BOTH ADJUSTMENT KNOBS.
STEP 4. Place the assembled seat on top of Pneumatic Cylinder (3) and apply downward pressure.
STEP 5. Insert the Backrest Plate (11) to Seat Plate (5). TIGHTEN THE BACKREST KNOB (12) COMPLETELY
(SEE DETAIL A).
ATTENTION: MAKE SURE ALL SCREWS ARE FULLY TIGHTENED BEFORE USING CHAIR.