PPRuNe Forums - View Single Post - A320Neo constant humming noise throughout the cabin
Thread: A320Neo constant humming noise throughout the cabin
View Single Post
Old 30th August 2024 | 07:37
  #24 (permalink)  
barkerlut
 
Joined: Jan 2018
Posts: 16
Likes: 0
From: UK
Originally Posted by MrPilot96
sndup. net / mct38

(Please delete the spaces as I dont have 8 posts yet and cannot add links yet)
What you hear is the PTU. Since it started mid-flight and continued throughout most probable some lowish pressure in either the green or yellow hydraulic system developed
barkerlut is offline  
Reply
0