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Model: ALE-ET4017
A.Seat height adjustment
To raise the seat height, stand up from
the chair while lifting the lever (A) under
the right side of the seat. To lower the
seat height, lift the lever (A) while sitting
in the chair.
A
F. Sliding seat adjustment
Push the lever (F) upward to allow seat to
slide forward or backward. Release handle
to lock in desired seat position
F
OPERATING INSTRUCTIONS
B.Seat angle adjustment
Push the lever (B) upward. Leaning back
will cause the chair seat to tilt backwards.
To lock the chair seat in the upright or
vertical position, sit upright and push the
lever (B) downward.
B
G. Backrest height adjustment
Loose the knob (G) by turning left, then
raise the back to desired position, When
turn the knob (G) right to tighten the back.
G
C. Back angle adjustment
Push the lever (C) upward. Leaning back
will cause the chair back to tilt backwards.
Push the lever (C) downward. To lock the
chair back in the upright, vertical position
or sit upright.
C
H. Arm width adjustment
To adjust arm width, loose the switch underneath
seat pan on both sides of chair arms. Tighten the
switch to fix the width of armrests.
D. Tilt tension
E. Arm height adjustment
D
I.Lumbar support adjustment
Raise or lower adjust lumbar support component so that
support is at the correct position for the user's back.
To adjust arm height, push the button
on the outside of each arm and move
the arm up or down. Release the button
to set the height.