Honda WAVE ALPHA Owner's Manual page 49

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Inspecting Tread Depth
Inspect the tread wear indicators. If they become
visible, replace the tyres immediately.
or TWI
Wear indicator
location mark
Maintenance Fundamentals
WARNING
3
Riding on tyres that are excessively worn
or improperly inflated can cause a crash
in which you can be seriously hurt or
killed.
Follow all instructions in this owner's
manual regarding tyre inflation and
maintenance.
continued 45