Doohan DH-18 2019, User Manual

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Lights
operate all lights: check whether the high beam, low
beam, brake and turn lights are normal.
Horn
check whether the horn works normally
Chain
check whether the chain works normally, The moving
distance is 10-15 mm.
1：Brake
1) free travel of brake handle
The brake handle shall have proper clearance. Normal clearance should be 10-20
Millimeter. The clearance system indicates the feeling of pull rod from relaxing
to tightening.