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Yanmar 2GM20F
Hi,
My Yanmar 2 cylinder diesel with 800 hours on it is vibrating excessively (1/2 - 3/4 inch on each side) on minimum rpm in neutral or engaged even when it is warm. Once I raise the rpm just alittle (say 200 rpm) vibration stops and it runs nicely without vibrationat all. Engine foundation have very good rubber cushioning on each anchor point.
Any suggestions whay is this happening?
Petar
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