Zippie
®
SPHYNX
252843 Rev. B
22
9.0 DEALER SERVICE & ADJUSTMENT
H. SEAT SLING TENSION ADJUSTMENT
Front Seat Sling Tension Adjustment
1.
Remove seat cushion.
2.
Remove seat rail end caps (A). (Fig 9.10)
3.
Starting on one side of the chair, remove nut
(D) with a 10mm wrench while securing bolt (B)
with a 4mm Allen. Next, remove bolt (B)
(Fig 9.11). Repeat for the other side of the chair.
Note: If bolt (B
) is diffi
cult to remove, relieve
the seat sling tension on the bolt by turning the
telescoping seat tube slightly outward with a
6mm Allen wrench inserted as shown. (Fig 9.14)
4.
Remove front seat sling (C) and seat sling rods.
(Fig 9.12)
5.
Adjust tension by adjusting Velcro
®
foldover on
sling.
6.
Replace front seat sling and seat sling rods.
Ensure front edge of seat sling and seat sling
rods are fl ush with the telescoping seat tubes.
(Fig 9.13)
7.
Use a 6mm allen wrench to turn telescoping
seat rail tube outward to align holes and insert
bolts (B) on both sides of the chair and
fasten with nuts (D). (Fig 9.14) Torque
nuts (D) to 16.3 Nm [144 in-lbs] with a
10mm torque wrench while securing bolts
(B) with a standard 4mm Allen wrench.
Do
not attempt to use a 4mm Allen head
torque wrench as this will likely damage
the hex socket portion of the bolt head.
8.
Repeat steps 4-7 if desired tension is not
achieved.
9.
Attach seat rail end caps by starting with slot
in end cap inserted into seat sling. Then, rotate
outward so that channel in cap is facing up. Push
end cap until it bottoms out on telescoping seat
tube. (Fig 9.15 & Fig 9.16)
9.15
Seat rail end cap
9.12
9.13
0
15
15
30
30
45
TORQUE !
9.10
9.16
9.11
9.12
9.13
9.14
9.15
C
9.10
A
9.16
9.11
B
D
9.14
B
D
