Yamaha F50A - Page 136

POWR
Power unit
5-9
62Y3A11
Check the oil pump for debris or
wear.
Check the engine oil level.
Check the oil pressure.
Check the oil pressure switch.
Clean or replace the respective
parts.
At specified
level?
Out of specifi-
cation?
Good condi-
tion?
Debris or
wear?
Check the oil pas-
sage.
Yes
No
Yes
No
Yes
Yes
No
No
Add engine oil to the correct
level.
Replace the oil pressure switch.
Replace the CDI unit.