There are three main reasons a compressor will simultaneously have a higher-than-normal suction pressure with a lower-than-normal head pressure. They are: Bad (leaky) compressor valves; Worn ...

This often allows these head-pressure control valves to be used on “floating head-pressure” systems. Floating head pressure means letting the condenser pressure follow the ambient temperature to a ...

[Ed] from Ed’s Systems, aka [Aussie50] took some time to demo his high pressure Frankenstein air compressor he stitched together from two refrigeration compressors. The two Danfoss SC15 ...