2000-2005 Yamaha F40B Outboard Service Manual, Page 20Get this manual
I -9 I-, SAFETY WHILE WORKING SAFETY WHILE WORKING
The procedures given in this manual are those recommended by Yamaha to be followed by Yamaha dealers and their mechanics
FIRE PREVENTION
Gasoline (petrol) is highly flammablePetroleum vapor is explosive if ignitedDo not smoke while handling gasoline and keep it away from heat, sparks and open flames
VENTILATION