Honda Power Products HSS622 Manuel De L'utilisateur page 37

5.When the engine starts, release the key, allowing the switch to
return to the ON position.
6.Let the engine warm up for several minutes. If the choke knob has
been pulled to the CLOSE position, push it gradually to the OPEN
position as the engine warms up.
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ENGINE SWITCH
ON
CHOKE KNOB
OPEN
ON