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Wow, that could be a real problem. Is your strainger bonded - wonder if dissimilar metals could be the culprit. My strainer sight glass is attached is plastic attached to the top casting via stainless bolts into threaded holes on the casting. No nuts involved.

I like the idea of a bronze adaptor. Plastic and I don't generally get along so well.

Curious about the Groco strainer service alert. You can check them out at SSA Series - General Info. Basically a flow meter on the outflow side of the raw water strainer that alerts if the flow is reduced below a preset threshold. Anyone used anything like this? At around $1000.00 and up for...

Agreed, plan to change oil and filter, then run the engine thru a normal day and pull another sample as see where I am. Yanmar suggested excessive idling as a potential cause for fuel dilution. Thanks the the advice

Yeah, 3.5% concerned me. Yanmar recommends oil change and monitor. I may pull the mechanical fuel pump just to either fix it or rule it out as the culprit. If the fuel dilution stays higher than 2.5% AND the engine gets used instead of just idling, the next thing to pull and have serviced are...

hi all - new to diesel marine engines so forgive me if I ask a stupid question or two. Recently purchased a Nordic Tug with a Yanmar diesel in it. It has been repowered prior to purchase with approx. 875hours on it. The first baseline engine oil sample that I had analyzed shows 3.5% engine...

Just joined the forum but have been lurking for a while now. Currently have a new (to us) Nordic Tug 26.

I have an older ray marine unit - green screen complete that worked when removed. In Anacortes. Pm me for more info. I replaced it with a raymarine digital HD color unit