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SECTION 6—SEAT ADJUSTMENTS
Part No 1114842 57 2G Tarsys®Powered Seating System
Recline Only or Tilt/Recline Seating Systems
CAUTION
If the crossbeam has to be changed for the desired seat width, the wheelchair MUST
be returned to Invacare. Otherwise, damage to the recline function may occur.
NOTE: For this procedure, refer to FIGURE 6.4 on page 58.
1. Measure across the side frames to determine the current seat width.
2. Determine the desired seat width.
3. Refer to the following chart and determine if the existing crossbeam needs to be
replaced.
• Example #1: If the current seat width is 16 inches and desired seat width is 18
inches, a new crossbeam of 18–19-inches is required.
• Example #2: If the current seat width is 20 inches and the desired seat width is 21
inches, a new crossbeam is NOT required.
4. Perform one of the following:
• New Crossbeam Required - Return seating system to Invacare for adjustment.
• New Crossbeam NOT Required - Proceed to STEP 5.
5. Remove the four hex bolts, coved washers, spacers and locknuts that secure the side
frames to the center seat frame.
6. Loosen the two socket bolts, washers and locknuts that secure the two connector
brackets to the crossbeam.
7. Slide the side frames to the desired seat width. Make sure both side frames are at the
same seat width. Refer to Detail “A” of FIGURE 6.4.
8. Tighten the two socket bolts, washers and locknuts that secure the two connector
brackets to the crossbeam.
9. Reinstall the four hex bolts, coved washers, spacers and locknuts that secure the side
frames to the center seat frame. Torque to 75 in-lbs ± 20%.
10. Reassemble the wheelchair by reversing the instructions in Preparing to Adjust Seat
Width on page 55.
SEAT WIDTH CROSSBEAM REQUIRED
16 or 17 inches 16-17-inch
18 or 19 inches 18-19-inch
20 or 21 inches 20-21-inch
22 inches 22-inch