FUEL
RECOMMENDATIONS
Use unleaded gasoline with
a
pump octane rating of
86
or higher.
This engine is certified to operate on unleaded gasoline.
Unleaded gasoline produces fewer engine and spark plug deposits
and extends exhaust system life.
Never use stale or contaminated gasoline or an oiI/gasoline mixture.
Avoid getting dirt or water in the fuel tank.
Occasionally you
ma
hear
a
light "spark knock" or "ping-ing"
(metallic rapping noise
Y
while operating under heavy loads.
Thls
IS
no
cause for concern.
If spark knock or pinging occurs
at
a
steady engine speed, under
normal load, change brands of gasoline. If spark knock or pinging
persists, see an authorized Honda generator dealer.
I
NOTICE
1
Running the engine with persistent spark knock or pinging can cause
engine damage.
Running the engine with persistent spark knock or pinging is misuse,
and the
Distributor's Limited Warrantydoes
not cover parts damaged
by misuse.
25