Undo the two screws (3) on the clutch side crankcase half near the vertical cylinder seat.
Reuse the generator cover or a service cover with puller (A) part no. 88713.1749 fitted. Secure cover to
crankcase half with some of the original screws and begin separation by turning the central pin of the tool.
Tap the end of the gearbox secondary shaft with a plastic mallet to separate the crankcase halves.