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Old 26th September 2010 | 20:20
  #11 (permalink)  
Dengue_Dude
 
Joined: Apr 2004
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From: Erehwon
Our SOP was to motor the engine to 10%N3 to motor that spool through a stall on each start.

Gave a characteristic noise akin to a rumble each start.

Is that the sound you mean?

That was on RB211-524 and -22Bs
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