In order to avoid damages caused by an overpressure at the sealings the base plate has a pressure control valve (item 4.) A maximum operating pressure of 140 is already preadjusted st factory -and may not be increased!
In order to avoid damages caused by an overpressure at the sealings the base plate has a pressure control valve (item 4.) A maximum operating pressure of 140 is already preadjusted st factory -and may not be increased!