You can buy Yanmar products or spare parts from a widespread network all over the world. Please contact your local Yanmar distributor.
On the engine rocker arm cover is a metal data plate giving engine model + serial number.
Bio-diesel is allowed until B7 (=7% bio-fuel content). Kerosine, heating oil or fuels different than EN590 fuel specification may damage the fuel system.
No, Yanmar Europe does not have a 'hot-line'. Please contact the Yanmar distributor in your country.