DuroStar DS4500X User Manual page 31

CAUTION: LPG must be shut off when using gasoline!
CAUTION: Gasoline must be shut off when using LPG!
CAUTION: Disconnect all electrical loads from the generator before attempting to
start!
WARNING: Operating the starter motor for more than 5 seconds can damage the
motor. If the engine fails to start, release the switch and wait 10 seconds before
operating the starter again.
5.
Allow switch return to RUN
When the engine starts, allow the engine switch to return to
the "RUN" position.
6.
Open choke
Push the choke to the OPEN position as the engine warms up.
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