Originally Posted by
megan
With helos we used to turn on heater (bleed air) to help get rid of smell of the turco (used in the wash) during the drying run immediately after the wash. You chaps/lasses do a drying run following the wash? Pressurisation would complicate things I guess.
I'm struggling to think of an engine type that didn't require an engine run after a wash - certainly GE90 does and CF6 used to have the wash done with the engine running.