Mobility scooter repair - As with any type of mechanical device, your Invacare wheelchair, with its moving parts (and in some battery, cases and motor), should have all the parts working smoothly in order for it to operate correctly. Proper wheelchair maintenance is an essential part of keeping a wheelchair in peak condition, and is also something that ought to be performed frequently. Still, you will see occasions when, despite proper maintenance, replacement of a few of your Invacare wheelchair parts will be necessary.