Osmond RH LOGIC 300, RH LOGIC 400 Instructions Manual

RH LOGIC 300-400 - INSTRUCTIONS

1. SEAT HEIGHT

2. BACK ANGLE

3. FREE FLOAT ACTIVATION

Lift the front button on the right-

hand side and take your weight off

the seat to raise the height. Remain

seated to lower the height. Release

the button to lock the seat height.

Lift the middle button on the right-

hand side and take your weight off

the back to bring it forward. Lean

back to move it backwards. Release

the lever to lock the back angle.

Twist the knob on the right-hand

side anti-clockwise to activate the

seat rock. Twist the knob clockwise

to lock the seat in any position.

4. FREE FLOAT TENSION

5. BACK HEIGHT

6. LUMBAR SUPPORT (IF FITTED)

Twist the knob on the left-hand side

of the chair while in seat rock mode to

adjust the tension of the rocking
motion. Clockwise increases the

tension, anti-clockwise reduces the

tension.

Pull up the lever on the right-hand

side of the back to release the back

height lock, then raise or lower the

back. Push the lever down to lock the

back height.

Squeeze the bulb repeatedly to inflate

the lumbar support. Press the button

on the bulb to deflate it.

7. SEAT DEPTH

8. ARM REST HEIGHT

9. ARM TYPE A (IF FITTED) DEPTH

Lift up the back button on the right-

hand side and slide the seat

backward or forward. Release the

button to lock the seat depth.

Push in and hold the button on the

arm post to release the arm height

lock. Raise or lower the arm.

Release the button to lock the arm

height. Repeat for the other arm.

Push in the button on the inside of
the arm-top and slide the arm-top

forward or backward. Release the

button to lock the armrest depth.

Repeat for the other arm.

10. ARM REST WIDTH

Rotate the lever at the base of the arm

to loosen the arm width lock. Slide the

whole arm in or out. Rotate the lever

back again to lock the arm. Repeat for

the other arm.

11. HEAD/NECK REST (IF FITTED)

Pull the headrest post up to raise the

height or push it down to lower the

height. Rotate the cushion up or down

for varying support.