SDR GTIA2022102836742

Service difficulty report · Controller · Airbus A321231

Difficulty date: October 26, 2022
Submitted: October 29, 2022
Operation: Air carrier
Aircraft: N657NK
Make and model: Airbus A321231
Aircraft serial: 6672
Aircraft time: 23,869 hours, 10,473 cycles
System (JASC): 2131 · Cabin Pressure Controller
Part: Controller
Part number: 2079113AD
Part serial: 1554564
Condition: Failed
Location: Cabin Pressure
Part time: 23,870 hours, 10,473 cycles
Stage of operation: CL
How discovered: O
Nature of condition: K
Precautionary procedure: B, G, A

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

What was found

EXCESSIVE CABIN ALTITUDE AT FL 340 FOLLOWED COM 2 / ECAM PROCEDURE-PERFORMED EXESSIVE CABIN ALTITUDE CHECK PER TSM 21-31-00-810-809-A ALL SEALS, OUTFLOW VALVES, SAFETY VALVE, TOILET VALVES, CHECK VALVES AVEC SYSTEM AND LGCIU'S ALL TEST NORMAL. AIRCRAFT PRESURE INTEGUITY CHECK GOOD FOUND CPC2 FAILED AND GIVING SURIOUS ECAM'S SEE ITEM 2836406-2 FOR CPC2 R&R

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