Originally Posted by
applecrumble
Hey guys,
My operator recently changed its procedure on recommendation from Airbus. We now have to wait until we are in a straight line to operate the yellow electric pump. Anyone know as to why?
Cheers
Hi,
the aircraft should be taxied in a straight line in case NWS were to be lost during transfer of hydraulic pressure sources. You should maintain the straight line for at least 5 seconds after selecting ENG 2 master switch on to ensure PTU self test is completed.