2009 Yamaha F40 Outboard Service Manual, Page 180Get this manual
Checking the camshaft 7-41 Checking the spark plug 7-42 Checking the cylinder head anode 7-42 Assembling the cylinder head 7-42
Exhaust cover 7-45
Removing the exhaust cover 7-47 Removing the thermo sensor 7-47 Removing the oil pressure switch 7-47 Removing the oil filter 7-47 Checking the exhaust cover anode 7-48 Checking the thermostat 7-48 Installing the oil filter 7-48 Installing the oil pressure switch 7-49 Installing the thermo sensor 7-49 Installing the exhaust cover 7-49