Happens during (normal) engine start when engine #2 is running and stabilized and #1 is started.
It's the hydraulic transfer pump kicing in because the right hydraulic system is pressurized, and not the left one.
Just like it's designed to do.
edit on 24-3-2014 by Ivar_Karlsen because: (no reason given)
Edit: Pprune forum should have a sticky thread named strange noises in an Airbus
edit on 24-3-2014 by Ivar_Karlsen because: (no
I presume the damage assessment was done in the air. Is this a case of flying over and under the aircraft getting close to the b52 to inspect it. Also
slightly off topic the t-38 talon .. Was that plane called something else when it first come into production?
I remember seeing these at air shows especially with the Swiss aerobatic display team
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