How can we help you? What should I do after I try troubleshooting and I think my Hoveround power chair needs to be serviced? 1 out of 5 found this helpful If you have tried all of the tips in the owners manual and your power chair is still not working then call our Technical Support Department at 1-800-96-HOVER (1-800-964-6837). Was this helpful? Yes (1) No (3) Category: General Related Questions Where is the Fuse located on my MPV4 or MPV5 Power Wheelchair? Is there any maintenance required for my power chair? FAQ for Pneumatic Tires How do I replace the batteries on my MPV4 or MPV5 power wheelchair?