Adjusting The Seat Dump - Invacare Formula PTO Plus Service Manual

Adjusting the Seat Dump

NOTE: For this procedure, refer to FIGURE 15.4 on page 86.
NOTE: Seat dump is the seat angle relative to the ground when the seating system is not tilted
(upright position). The seat dump can be 0°, 3° or 5°.
NOTE: The stationary link attaches to the front and rear seat brackets on TDX wheelchairs and to
the seat posts on M71 and M91 wheelchairs.
1. Use the powered tilt function to tilt the seat back completely.
2. Ensure the joystick is off and disconnect the joystick. Refer to the wheelchair owner's
manual listed in Reference Documents on page 8.
3. Remove the two cap screws securing the stationary link to the front seat bracket or the
front seat post.
4. Refer to the table, Seat Dump Mounting Positions, to determine the mounting position
for the desired seat dump.
5. Secure the stationary link to the front seat bracket or the front seat post with the two
cap screws, using the mounting holes determined in STEP 4. Torque to 13 ft-lbs ± 20%.
LOWER FRAME BRACKET
OR SEAT POST MOUNTING
HOLE
UPPER FRAME BRACKET OR
SEAT POST MOUNTING
HOLE
Part No 1125031
Seat Dump Mounting Positions
LOWER STATIONARY LINK
MOUNTING HOLE
3° Seat Dump
Stationary
Link
5° Seat Dump
Stationary
Link
85
SECTION 15—SEAT
UPPER STATIONARY LINK
MOUNTING HOLE
0° Seat Dump
Seat
Bracket
or Seat
Stationary
Post
Link
3° Seat Dump
Seat
Bracket
or Seat
Stationary
Post
Link
™
Formula PTO Plus Powered Seating
Seat
Bracket
or Seat
Post
Seat
Bracket
or Seat
Post