Warning!
- Make sure the motorcycle is stabilised and adequately supported.
- A correctly supported motorcycle will help prevent it from falling.
- An unstable motorcycle may fall, causing injury to the operator or damage to the motorcycle.
Caution! The upper and lower crankcases are machined as a matched set and must never be assembled to non-matching halves. Doing so may cause seizure of the engine.
Perform the following operations:
- Engine - removal
- Clutch - removal
- Alternator rotor - removal
- Camshaft cover - removal
- Camshaft drive chain tensioner - removal
- Sump - removal
- Oil pump - removal
1. Invert the engine to give access to the lower crankcase bolts.
Caution! Failure to follow the correct screw release sequence may result in permanent crankcase damage.
2. Release the lower crankcase bolts in the sequence shown in the diagram below. Note the position of the hardened washers under bolts 19 to 26.
Crankcase bolt release sequence
3. Separate the lower and upper crankcases ensuring that the 3 locating dowels remain in the upper crankcase.
Caution! Do not use levers to separate the upper and lower sections of the crankcase or damage to the crankcases could result.
Perform the following operations:
- Input and output shaft assemblies - removal
- Crankshaft - Removal
- Balancer - removal