Service difficulty report · Flow Sensor · Boeing 76734AF

Difficulty date
July 28, 2011
Submitted
August 1, 2011
Operation
Air carrier
Aircraft
N316UP
Make and model
Boeing 76734AF
Aircraft serial
27744
Part
Flow Sensor
Condition
Inoperative
Location
Apu
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

INSPECTION TYPE:ETOP, DURING ETOPS PDC CK, FOUND APU INOP DEFERRED IAW MEL 49-11-1-0-2 AND ETOPS DOWNGRADED. R & R APU SURGE BLEED VALVE. NO HELP. R&R APU FLOW SENSOR MODULE. OPS CHECKED GOOD.

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