Service difficulty report · Controller · Boeing 7373H4

Difficulty date
January 9, 2016
Submitted
January 13, 2016
Operation
Air carrier
Aircraft
N364SW
Make and model
Boeing 7373H4
Aircraft serial
26575
Aircraft time
73,488 hours, 60,692 cycles
Part
Controller
Part number
7638106
Part serial
P3850P378285
Condition
Failed
Location
E&E Bay
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

DECLARED EMER, AUTO PRESSURIZATION MODE FAILED AFTER TAKEOFF. STANDBY MODE BECAME ACTIVE BUT CONTINUED TO OVER PRESSURIZE ACFT CABIN AT 2000 - 3000 FPM. R & R CABIN PRESS CONTROLLER IAW MM.

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