Seat Height Adjustment
• Access paddle style handle
(right side of chair)
• To RAISE HEIGHT - Lift body weight
off seat and pull up on handle
• To LOWER HEIGHT - Pull up on
paddle handle while seated.
Tilt Tension Adjustment
• Pull out telescoping knob style handle
(right side of chair)
• To INCREASE TENSION -
Rotate knob forward
• To DECREASE TENSION -
Rotate knob rearward
Tilt Lock Operation
• Access handle (left side of chair)
• To ENGAGE LOCK -
Rotate handle rearward
• To DISENGAGE LOCK -
Rotate handle forward, then lean
back into chair to release the tilt
lock feature
Swivel Tilt Mechanism - for chair models:
C1800-100 / C1801-100 / C1900-100 / C1901-100
Paddle-shaped lever on right side while seated
TO RAISE HEIGHT
• Lift weight off seat
• Pull right hand lever upward
TO LOWER HEIGHT
• Remain seated
• Pull right hand lever upward;
body weight will lower
Round dial in center of mechanism
TO INCREASE TENSION
• Turn clockwise
• Lean back into chair to check for
correct tension according to your
personal body weight
TO DECREASE TENSION
• Turn counter-clockwise
• Lean back into chair to check for
correct tension according to your
personal body weight
Synchro Tilt Mechanism - for chair models:
C1809-100 / C1810-100 / C1909-100 / C1910-100
Harden has designed this chair with some revolutionary
design features that require some quick adjustments for
maximum effect.
Please take a moment to review this card and then store in
your desk or near the chair for quick future reference.
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TECHNICAL DATA:
• Back travel recline: 21° rearward.
• At-rest angle: 0°
• Seat travel range: 9°
• Synchro ratio: 2.3° to 1°
• Tilt lock: 5 incremental positions.
• User tension: Side-activated,
telescoping, rotary adjustment.