E N G L I S H
J. BACKREST
17
1. Height Adjustment
a. Remove nylon tie from backrest upholstery
b. You will see the Backrest Height Adjust bolt on the inside of the frame. (A) Loosen and remove
from both sides of the frame.
c. Adjust to the desired backrest height. (measured with chair unfolded, from top of seat sling to
highest point on Upholstery) and align threaded insert of back cane with the closest hole in frame.
d. Insert bolt through frame and thread into the insert in back cane.
e. Torque fasteners on both sides of chair.
f.
Insert nylon tie through upholstery grommet and frame tab. Tighten and cut off excess nylon tie.
NOTE–
Do not use the top angle adjustment hole for adjusting the back height.
NOTE–
Use a torque setting of 144 in-lbs. when adjusting backrest.
K. ANGLE ADJUSTABLE BACKREST (Optional)
18
1. Angle Adjustment
a. Loosen button head screws (B) until the eccentric offset washer (C) moves freely.
b. Adjust backrest to desired angle, aligning eccentric offset washer in slot.
c. Tighten button head screws.
d. Repeat for opposite side.
2. Pivot Point Height Adjustment
a. Remove button head screw (D) from the frame.
b. Adjust backrest to obtain desired pivot point height.
c. Replace and tighten button head screw.
d. Repeat for opposite side.
3. Backrest Height Adjustment
a. Remove button head screw (E).
b. Adjust back tube to desired height.
c. Replace and tighten button head screw.
d. Repeat for opposite side.
NOTE–
Use a torque setting of 144 in-lbs. when adjusting backrest.
19
20
17
17
A
18
B
C
pivot point
19
D
20
E
I X .
109881 Rev. B