How can we help you? How do I replace the batteries on my MPV4 or MPV5 power wheelchair? 3 out of 5 found this helpful You can download the following instructions on how to replace the batteries in your Hoveround power chair. Replacing Battery Instructions MPV4 and MPV5 with a serial number lower than 5800000 MPV5 with serial number greater than 5800000 Was this helpful? Yes (3) No (1) Category: General Related Questions How do I Lock the Controller of my Hoveround Power Wheelchair? Does my insurance pay for accessories such as cup holders and side bags? Does Medicare pay for repairs to my power chair? Does Hoveround provide a loaner chair while I am waiting to get my current chair repaired?