Engine
- Check the inside diameter of the bushing of the
starter gearing.
- Check that the toothing is not worn.
Characteristic
Inside diameter of the bushing:
Diameter 27 + 0.020 +0.041 mm
N.B.
IF THE FAULTS DISCOVERED AFFECT THE HUB, REPLACE THE STARTER RING GEAR AND
FREEWHEEL.
IF ONLY THE BUSHING IS WORN, IT IS POSSIBLE TO REPLACE ONLY THE COMPLETE START-
UP RIM. IN THAT CASE, CHECK ALSO THE DIAMETER AND THE SURFACE OF THE CONNEC-
TION ON THE CRANKSHAFT. IN CASE OR IRREGULARITIES, REPLACE THE CRANKSHAFT.
Intermediate gear
- Check that the toothing is not worn.
- Check the diameter of the two bearings.
Characteristic
Gear bearing diameter:
12 - 0 0.011 mm
Also check the shaft diameter on the flywheel cov-
er and on the engine crankcase.
Characteristic
Bearing diameter on the flywheel cover
12 + 0.034 -0.016 mm
ENG - 42
GP 800 i.e.