1. The chair can be rotated in 30
°
on both sides of the position of the center
of the chair
（
Figure 15
）。
2. The chair can be fixed by chair handle.
3. Turn the chair handle completely to the left to fix the chair rotation angle;
turn the chair handle to the right to adjust the chair rotation angle.
Figure 15
5.1.3
The Rotation of Chair
18
Adjustment of chair frame tightness
If the dental chair rotates left and right in the locked state or is difficult to
rotate without locking, it is necessary to adjust the tightness of the chair
handle. (refer to figure 16) :
1. Use a Phillips screwdriver to loosen the Philip's head screw in the center
of the brake pin.
2. Turn the chair handle to adjust the tightness: turn the chair clockwise to
increase the degree of locking, turn the chair counterclockwise to reduce
the degree of locking.
3. After the adjustment, please use a Phillips screwdriver to tighten the
Philip's head screw in the center of brake pin.
Figure 16
Handle
tight
loose
Philips head
stainless sunk
screw
Brake pin
P/N: 8013093 Rev
：
F
AJ16 User's Guide