Air conditioner 24, wherein the U shaped tube is provided with a bore in {HEAD ~ the proximity} of {TAIL ~ the floor} of the collector 
of
Air conditioner 24 , wherein the U shaped tube is provided with a bore in { HEAD ~ the proximity } of { TAIL ~ the floor } of the collector
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH