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Thread: B737 NG pressurisation mode controller
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Old 2nd December 2014 | 01:43
  #4 (permalink)  
SkyWagon737
 
Joined: Nov 2014
Posts: 16
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From: Turkey
System relies on DC power, auto controllers use DC power to move outflow valve, separate DC motor is provided MANUAL MODE.
And if you lose all AC power, and you can only use MANUAL MODE.
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