Service difficulty report · Outflow Valve · Boeing 7373H4

Difficulty date
May 2, 2014
Submitted
May 6, 2014
Operation
Air carrier
Aircraft
N353SW
Make and model
Boeing 7373H4
Aircraft serial
24889
Aircraft time
75,307 hours, 64,120 cycles
Part
Outflow Valve
Part number
7110033
Part serial
901122
Condition
Faulty
Location
Ac Bay
Stage of operation
DE
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

IN DESCENT OUT OF FL 280 ALTITUDE WARNING HORN SOUNDED & CABIN PRESS ROSE TO 12000 FT. AFTER DESCENDING TO 10,000' THE AUTO FAIL & STANDBY LIGHTS ILLUMINATED. R & R OUTFLOW VLV & PRESS CONTROLLER IAW MM.

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