Interesting that your personal experience with these compressors was so unfortunate. Readings posts about water-cooled oil-lubricated Yong Hengs and oil-less compressors like this one indicates that these compressors last as long as they are being used in the manner they are supposed to be used. If you run them non-stop, over the temperature, do not maintain them, abuse them...they will fail. Not unlike running your car or any mechanical machinery. Also, if you do not follow the guide and start/stop with maximum inert pressure inside and you break a piston rod, etc -> it's always less embarrassing to blame the manufacturer.
Interesting that a thread titled "Any opinions on these type compressors"? makes you the judge that your personal experience is a requirement for someone to offer an opinion to his post. Nobody who owns one of these units likes to read that their compressor has a poor reliability history. There are many premature breakdowns with negative posts on this forum about this compressor. Next time I'll check with you to see if it's ok to express my opinion, as the OP requests in the title of this thread.
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