Honda CB250 Nighthawk Owner's Manual page 125

Drive Chain
Replace the drive chain (page
has damaged rollers, loose pins, or
kinks that cannot be freed. Lubricate the
drive chain (page
or shows signs of rust. Lubricate any
kinked or binding links and work them
free. Adjust chain slack if needed.
4. Inspect the front and rear sprocket teeth
for excessive wear or damage. If
necessary, have your Honda dealer
replace a worn sprocket.
116
Servicing Your Honda
120 ) if it
119 ) if it appears dry
damaged
sprocket
teeth
REPLACE
normal sprocket teeth
GOOD
Use of a new chain with worn sprockets
will cause rapid chain wear.
worn
sprocket
teeth
REPLACE