Invacare MK6i User Manual page 112

Repair the flat tyre.
Remove the valve cap.
Let the air out of the tyre by pressing the pin in the
centre of the valve in.
Remove the 5 Allen screws (3)
Take the tyre and the inner tube off of the rim
halves.
Repair the inner tube and re-fit, or replace it with a
new one.
NOTE
In case the old inner tube is to be repaired and used again, and it happens to get wet during
repair, then it is easier to re-fit it if you powder it lightly with talcum powder.
Place the rim halves in the tyre from the outside.
Pump up the tyre a little.
Re-position the Allen screws in the rim and tighten them firmly.
Check to make sure that the tyre is squarely in place on the rim.
Pump up the tyre to the recommended tyre pressure.
Check to make sure that the tyre is still squarely and snugly in place on the rim.
Screw the valve cap back on.
Refit the wheel.
112