CX quietly put the following on their page on LHR lounge (
http://www.cathaypacific.com/cx/en_H...tails.LHR.html) in regards to the American Airlines Arrival Lounge:
"American Airlines Arrival lounge is closed for renovation from 29 February 2016 to early June 2016.
We apologise for any inconvenience this may cause you."
There is no mentioning of alternate arrival lounge.