SDR DALA2020121604123

Service difficulty report · Pressure Switch · Airbus A321211

Difficulty date: November 27, 2020
Submitted: December 16, 2020
Operation: Air carrier
Aircraft: N317DN
Make and model: Airbus A321211
Aircraft serial: 7373
Aircraft time: 10,549 hours, 5,248 cycles
System (JASC): 5270 · Door Warning System
Part: Pressure Switch
Condition: Defective
Location: Doors
Stage of operation: TX
How discovered: O
Nature of condition: N
Precautionary procedure: O

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

What was found

AFTER PULLING INTO THE GATE, ECAM OVER PRESSURIZATION WARNING FOR 30 SECONDS. ALL PAX DOORS DISPLAYED OVER PRESSURIZATION LIGHT. CORRECTIVE ACTION: REMOVED AND REPLACED CABIN PRESSURE DETECTION PRESSURE SWITCH, PER A321 AMM 52-73-12. REQUIRES FUNCTIONAL AND LEAK TESTS, LEAK AND FUNCTIONAL TEST OK, PER A321 AMM 52-73.

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