KTM 790 Duke 2019 Owner's Manual page 144

13 SERVICE WORK ON THE CHASSIS
142
Main work
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Rinse off loose dirt with a soft jet of water.
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Remove old grease residue with chain cleaner.
Chain cleaner (
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After drying, apply chain spray.
Street chain spray (
400725-01
Finishing work
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Remove the rear of the motorcycle from the lifting gear.
( p. 131)
p. 274)
p. 275)