Check for worn or contaminated brushes on powder clutch
clean or replace start engine with brushes removed and squirt brake or contact cleaner on the clutch slip rings
Brushes are located next to gearbox dipstick and retained by 2 bolts the assembly has a plug on it which will be needed to unplug.
easy job 1 hour max.
regards Michael Cornish sunny western Australia
Michael Cornish
September 2007