Edited LiveATC.net audio of the MAYDAY call and go-arounds on SFO Tower freq attached in a .zip file that will open on most computers and some smartphones.
Some crucial lessons learned on how to handle a possible inflight lav fire in the decades since 1983. And the lav smoke detectors were an NTSB recommendation from their analysis of the Air Canada 797 tragedy.
Plot of the FlightRadar24 .kml file: