Replacing The Upholstery; Tension Adjustable Bolt-On Seat Sling (Tr Series, Yg Series, Yr Series, Zr Series, Aero Z And Evo); Adjusting The Tension - TiLite Rigid TR Series Owner's Manual

Replacing the Upholstery

1. Remove the seat cushion.
2. Detach the back upholstery from the seat upholstery
(see "Velcro Adjustable Back Upholstery" on pages
49-50 or "Tension Adjustable by Straps Back
Upholstery" on pages 50-51).
3. Carefully tip the chair back until it is resting on its
rear wheels and the backrest. Do not scratch the
backrest tube.
4. Detach all Velcro tension adjustable straps that
secure the seat upholstery to the frame.
5. Remove the existing seat upholstery.
6. Install the new seat upholstery making sure the
straps hang over the left side of the frame (the left
side if you were sitting in the chair). See Figure 59.
7. Slip the tension adjustable straps through the D-
rings on the opposite side of the upholstery.
8. Adjust the seat sling to the desired tension and
fasten the tension adjustable straps.
9. Place the chair onto all four wheels.
10. Reattach the back upholstery to the seat upholstery.
Tension Adjustable Bolt-On
Seat Sling
(TR Series, YG Series, YR Series, ZR Series, Aero Z
and Evo)
WARNING
Do not make the seat sling upholstery tension so loose
that it does not properly support your weight. The sling
should never be so loose that the sling causes your
weight to be borne by the cross-tube below the seat
sling.

Adjusting the Tension

Tools required:
• 1/8" Allen Wrench
1. Remove the seat cushion.
2. Detach the back upholstery from the seat upholstery
(see "Velcro Adjustable Back Upholstery" on pages
49-50 or "Tension Adjustable by Straps Back
Upholstery" on pages 50-51).
3. Loosen, but do not remove, the Allen screws on the
side of the seat upholstery where the Velcro
adjustment flap is located on the underside of the
seat upholstery. See Figure 60.
4. Detach the Velcro adjustment flap and adjust the
seat upholstery to the desired tension.
5. Retighten the Allen screws that attach the seat
upholstery to the frame. Note: this adjustment will
be much easier if someone assists you by
retightening the Allen screws while you hold the
adjustment flap at the desired tension.
6. Reattach the back upholstery to the seat upholstery
and replace the seat cushion.
52
Seat Sling
D-Rings
Tension
Adjustable
Straps
Figure 59
Tension Adjustable By Straps Seat Sling
Bolt-On
Seat Sling
Adjustment
Allen
Flap
Screws
Figure 58
Figure 59
Figure 60
Adjusting Tension Adjustable Bolt-On Seat Sling
TiLite ® OM000007 - Rev. B