Invacare Motion Concepts Ultra Low Maxx, Service Manual Supplement, Page: 52 / 100

Invacare® Ultra Low Maxx by Motion Concepts
Finished Backrest Height Backrest
Plate
505 mm /
20 inch 535 mm /
21 inch 555 mm /
22 inch 585 mm /
23 inch 610 mm /
24 inch 635 mm /
25 inch 660 mm /
26 inch 685 mm /
27 inch
Posture
Back
405 mm /
16 inch
N/A 152 mm /
6 inch gap
178 mm /
7 inch gap N/A N/A
Posture
Back
505 mm /
20 inch
N/A N/A N/A 152 mm /
6 inch gap
178 mm /
7 inch gap
Posture
Deep Back
405 mm /
16 inch
N/A 152 mm /
6 inch gap
178 mm /
7 inch gap N/A N/A
Posture
Deep Back
505 mm /
20 inch
N/A N/A N/A 152 mm /
6 inch gap
178 mm /
7 inch gap
Adjusting Backrest Height
• 10 mm wrench
The Matrx Elite TR Back shown in this section serves as an example. All other Matrx backrests are adjusted
the same way.
Fig. 8-18 High Back
Fig. 8-19 Matrx Back (shown with backrest plate removed for better
view)
1. Remove screws and washers A .
2.
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