Musta' , back in mid '70s ,[ time of casing ovalisations ] August in Tehran , Hot and High , P'nW JT9s on transitting B747s of BA 'n Qantas had hot start problems . Engineers always had catering van standing by full of catering sacks of ice . Hot start , cowlings open , pack the core 'Full' of ice sacks .
Wait 5mins restart , dispatch . Opened my young eyes , only used to mainline European Ops with 3 Speys .
rgds condor .