Bike starts but won't idle

Oh no You know we dont condone that kind og activity in here ...
Yea you clean carbs ... yamaha carb cleaner and auxilliary tank and fill carbs and 24 hours of shaking etc .... then drain and vroom vroom ... easy ...
Cool.
Srinath.

just revived my after 3 years of storage... I had to dissassemble the carbs, and clean.. pilot jets were clogged shut.

Carb cleaner trick might work, and less work.