KTM 690Duke EU Owner's Manual page 113

MAINTENANCE WORK ON CHASSIS AND ENGINE
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Fold the headlight mask forward.
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Turn headlight lamp
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Position the new headlight bulb in the headlight housing. Connect the connector.
Low beam/high beam (HB3 / socket P20d) (
Info
Insert the headlight bulb so that the bayonet lugs latch into the slots.
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counterclockwise and remove it. Detach the connector.
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p. 157)
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