How old are the batteries? If you've had them for a few years it might be time to change them. Even if batteries are charged correctly they eventually lose power with use and need to be changed. Here is a link to the battery needed for the Pronto M51 http://www.replacementupsbattery.com/UB12350-NB.html
Hi please rate my answer as in thumbs up 1 to 4.Download as a PDF File:troubleshooting_2007 SHOPRIDER.pdf,save to your adobe Reader + print n save in a polythene sleeve for future as i done,im disabled myself.i do this as i care for others & was once stranded for 3 months without my wheels,so i know how much these things mean to someone.have a nice day Colin.
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How old are the batteries? If you've had them for a few years it might be time to change them. Even if batteries are charged correctly they eventually lose power with use and need to be changed. Here is a link to the battery needed for the Pronto M51
http://www.replacementupsbattery.com/UB12350-NB.html
Hi please rate my answer as in thumbs up 1 to 4.Download as a PDF File:troubleshooting_2007 SHOPRIDER.pdf,save to your adobe Reader + print n save in a polythene sleeve for future as i done,im disabled myself.i do this as i care for others & was once stranded for 3 months without my wheels,so i know how much these things mean to someone.have a nice day Colin.