SECTION 11—RETROFITTING A SEATING SYSTEM
Part No 1125031
47
Installing New Seat Mounting Hardware on M71 and M91
WARNING
All seat posts MUST be adjusted to the same height.
*DO NOT use Mounting Hole A. This mounting hole combination will cause
interference between the front riggings and/or the seat frame and wheelchair base.
**ALL M71 Wheelchairs and M91 Wheelchairs for users over 250 lbs MUST use
Mounting Hole B.
***Mounting Holes C, D and E MUST only be used for M91 users under 250 lbs.
NOTE: For this procedure, refer to FIGURE 11.10.
1. Install the seat post to desired mounting position (FIGURE 11.10
.
2. Install mounting screw and locknut. Torque locknuts to 13 ft-lbs ± 20%.
3. Repeat STEPS 1-2 for the three remaining seat posts, using the same mounting hole for
each.
4. Install the tilt assembly. Refer to Installing the Seat Assembly on page 48.
FIGURE 11.10
Installing the New Seat Mounting Hardware - Installing New Seat Mounting
Mounting
Screws
Mounting
Screws
Locknuts
Locknut
Seat Post
Support
Tube
Seat Post
Mounting Hole A*
Mounting Hole B**
Mounting Hole C***
Mounting Hole D***
Mounting Hole E***
NOTE: M91 shown. M71 installs
the same way.