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A320 mystery vent?

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A320 mystery vent?

Old 24th Apr 2015, 03:59
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A320 mystery vent?

Can someone please identify the opening above and to the left of the drain mast located on the AFT RIGHT fuselage of this A320?



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Old 24th Apr 2015, 04:41
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HAHa, stand in front of it the next time someone flushes a toilet. Your mystery will be solved.
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Old 24th Apr 2015, 04:54
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Was not aware of any waste going overboard, do you have any more information?

Water leaks from the drain mast which is from the sink, never saw anything leaking out of this round hole?
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Old 24th Apr 2015, 05:06
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Vacuum pump exhaust, for air not liquid.
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Old 24th Apr 2015, 05:32
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Thank you!
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Old 25th Apr 2015, 12:34
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However, some 'liquid' sometimes gets through, leaving brown drips and streaks from these vents........
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Old 1st May 2015, 07:41
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Is this the vacuum work only below fl160
Right ?
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Old 1st May 2015, 09:48
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uses diff press above this flt lvl and a vacuum generator below.
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