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by Airborne
Sat Oct 14, 2006 9:46 am
Forum: Plane Spotting
Topic: A320 Hydraulic Trouble?
Replies: 18
Views: 8046

All Normal

As it has been alluded to in previous posts the noises you heard during pushback are perfectly normal and are the hydraulic system pumps pressurising the system and the hydraulic PTU performing a test sequence after the NO.2 engine has started and during engine NO. 1 start. As to leaving the flaps d...