3
Your Yamaha engine has been designed to use regu-
lar unleaded gasoline with a pump octane number ((R
+ M)/2) of 86 or higher, or research octane number of
91 or higher.
Engine oil
NOTICE
The generator has been shipped without engine
oil. Do not start the engine until you have filled it
with the sufficient engine oil.
1. Place the generator on a level surface.
2. Remove the screws, and then pull outward on the
2
areas of rear cover shown.
1
1 Screws
2 Rear cover
788-7CKb
3. Remove the oil filler cap.
3 Oil filler cap
700-7XFa
4. Fill the specified amount of the recommended
engine oil, and then install and tighten the oil filler
cap.
700-006
4 Upper level
r
700-103c
– 16 –
– 16 –