2001-2002 Yamaha 50HP F50Z/T50Z Ouboard 4-stroke engines service manual, Page 36Get this manual
IIGeneral information Predelivery checks
To make the delivery process smooth and efficient, the predelivery checks should be completed as explained below
Checking the engine oil
1Check the oil level
Checking the fuel system
1Check that the fuel hoses are securely connected and that the fuel tank is full with fuel
NOTE: If the engine oil is above the maximum level markdrain sufficient oil until the level is between and If the engine oil is below the minimum level markadd sufficient oil until the level is between and
Recommended engine oil: API: SE, SF, SG, SH SAE: 10W-30, 10W-40, or 20W-40 Oil capacity: Without oil filter replacement: 2.0 (2.1 US qt, 1.8 Imp qt)