Invacare AVIVA RX Series, Service Manual, Page: 32 / 68

Invacare® AVIVA™ RX series
1. Insert tip of screwdriver between cap C and insert B .
2. Remove insert.
3. Insert tip of screwdriver between rim and cap at
fulcrum
D
.
4. Loosen and remove cap.
5. Replace defective parts.
6. Hold cap over rim.
7. Carefully push cap into rim.
8. Hold insert over cap.
9. Carefully push to fasten insert, until foot of insert A
snaps and insert
B
clings to cap.
Fig. 6-15
6.7.10 Replacing Rim Cap (Castor Wheel)
Risk of Damage to Rim Caps.
Incorrect installation of rim cap can lead to damage on rim cap itself or loosening of rim cap.
– Install rim cap with notch positioned at valve.
– Position cap straight on rim and carefully push on outer edges for initial fixation.
– Ensure not to damage fixation pins on rear side while installing to rim.
• Flat screwdriver
1. Remove wheel from fork.
2. Insert tip of screwdriver between rim and cap at
fulcrum
D
.
3. Loosen and remove cap.
4. Replace defective parts.
5. Position cap over rim.
6. Carefully push cap into rim.
7. Re-install wheel to fork.
Fig. 6-16
6.8 Chassis
6.8.1 Changing Wheelbase
Changing the wheelbase influences the seat depth and the centre of gravity of the mobility device. See 4.2.3
Adjusting Centre of Gravity of Seat, page 9 . You may need to adjust seat depth or position of modules to
meet requirements of the user.
Fig. 6-17
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