Inspect the excva pulley in the following procedures:

Excva removal and installation
Excva adjustmentSpecial tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Water hose routing diagram” “water pump components” “water
pump construction”
Special tool
...
Oil pressure indicator inspection
Inspect the oil pressure indicator in the following
procedures:
Note
before inspecting the oil pressure switch, check if the engine oil level
is correct. Refer to “engine oil and filter replacement” in section 0b .
Remove the left side cowling. Refer to “exterior parts remov ...
Conrod crank pin bearing removal and
installation
Refer to “engine bottom side disassembly” (page 1d-
49).
Refer to “engine bottom side assembly” .
Removal
Remove the conrod crank pin bearings (1).
Note
do not remove the bearings (1) unless
absolutely necessary.
Make a note of where the bearings are
removed ...