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Lub oil preasure

Alif

New member
I have yanmar and lub oil preasure is 25 psi at idle and when engine runing long time preasure go down until 20 psi that is normal???
 
Yanmar 12 lak ste 2
Idle at 2,5 bar preasure oil
When rpm 800-900 lub oil 3 bar after engine warm is 2 bar
 
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