Baja WD250U Service Manual page 71

11. Mount dipstick
12. Stop pre-heating engine after 5 minutes or
1
more.
13. Check the oil level and if it is leaking
14. Check oil flow
Inspection steps:
a. Lightly loosen bolt (1) of cylinder head.
b. start engine for racing until oil runs from the
oil tunnel. Stop the engine immediately if no
machine oil comes out to avoid damaging the
engine.
c. Start the engine again after fixing step b. and
check the oil pressure.
d. The oil tunnel bolt should be fastened ac-
cording to standard.
Fasten the torque of oil tunnel bolt: 7N·m
70