Fuel Recommendations - Honda EM4000SX Owner's Manual

SERVICING YOUR GENERATOR
UPPER LEVEL MARK (RED)
FUEL TANK CAP
FUEL GAUGE
FUEL FILTER
FULL EMPTY
UPPER LEVEL MARK (RED)
After refueling, reinstall the fuel tank cap securely.

FUEL RECOMMENDATIONS

This engine is certified to operate on regular unleaded gasoline with a
pump octane rating of 86 or higher.
Never use gasoline that is stale, contaminated, or mixed with oil.
Avoid getting dirt or water in the fuel tank.
You may use regular unleaded gasoline containing no more than 10%
ethanol (E10) or 5% methanol by volume. In addition, methanol must
contain cosolvents and corrosion inhibitors.
Use of fuels with content of ethanol or methanol greater than shown
above may cause starting and/or performance problems. It may also
damage metal, rubber, and plastic parts of the fuel system.
Engine damage or performance problems that result from using a fuel
with percentages of ethanol or methanol greater than shown above
are not covered under warranty.
If your equipment will be used on an infrequent or intermittent basis,
please refer to the fuel section of the STORAGE chapter (see page 63)
for additional information regarding fuel deterioration.
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