Refer to “oil pan / oil pressure regulator / oil strainer removal and installation” .
Oil pressure regulator
Inspect the operation of the oil pressure regulator by pushing the piston with a proper bar.
If the piston does not operate smoothly, replace the oil pressure regulator with a new one.

Oil strainer
Clean the oil strainer if necessary.
Inspect the oil strainer body for damage. If necessary, replace it with a new one.

Oil pan / oil pressure regulator / oil strainer
removal and installation
Oil cooler / oil cooler hose inspection and
cleaningAir cleaner element removal and installation
Removal
Lift and support the fuel tank. Refer to “fuel tank
removal and installation” in section 1g (page 1g-
9).
Remove the air cleaner box cover (1).
Remove the air cleaner element (2).
Installation
Installation is in the reverse order of removal. ...
Ignition switch
The ignitionr switch has 4 positions:
"Off" position
All electrical circuits are cut off.
The engine will not start. The key
can be removed.
"On" position
The ignition circuit is completed
and the engine can run. The
headlight and taillight will automatically
turn ...
Gearshift shaft oil seal / bearing removal and installation
Removal
Remove the gearshift shaft. Refer to “gearshift shaft / gearshift cam
plate removal and installation” .
Remove the gearshift shaft oil seal (1).
Remove the bearings (2) and (3) with the special
tools.
Special tool
(a): 09921–20210 (bearing remover
(12
mm))
...