Service manual

Crankcase & Crankshaft

 Disassembly and installation of the engine oil pump sprocket:

Disassembly of the engine oil pump sprocket

1. Remove 2 set screws on the engine oil separator and take out the engine oil separator.

2. Use the long nose pliers to remove the E-ring and the flat washer.

3. Remove the drive sprocket and the drive chain of the engine oil pump.

4. Remove 2 set screws on the engine oil pump and

take out the engine oil pump.

Note: Any pin should not be lost or dropped during

assembly of the engine oil pump.

Note: Align the drive shaft of the engine oil

pump during assembly.