Wow that's a beauty
I would start by reviewing the service manual if you don't have one here's link to ecopy. Troubleshooting causes given in manual could lead initially to:
Old battery?
Clutches need adjustment?
Shift motor
Simple stuff
https://drive.google.com/drive/mobi...TKSTsdx3KNWmZFZnZiMTc2d3c?sort=13&direction=a
I would start by reviewing the service manual if you don't have one here's link to ecopy. Troubleshooting causes given in manual could lead initially to:
Old battery?
Clutches need adjustment?
Shift motor
Simple stuff
https://drive.google.com/drive/mobi...TKSTsdx3KNWmZFZnZiMTc2d3c?sort=13&direction=a