SDR CALA2026030214202

Service difficulty report · Pressure Switch · Airbus A319131

Difficulty date: February 28, 2026
Submitted: March 2, 2026
Operation: Air carrier
Aircraft: N837UA
Make and model: Airbus A319131
Aircraft serial: 1474
Aircraft time: 70,832 hours, 31,861 cycles
System (JASC): 2920 · Hydraulic System, Auxiliary
Part: Pressure Switch
Part number: 1211523239
Condition: Damaged
Location: Rat
Stage of operation: IN
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

AFTER RAT FAN BLADE INSPECTION RED LIGHT ACTUATOR PRESSURE LGHT IS ILLUMINATED ON RAT CONTROL MODULE AFTER STOWING RAT ALSO RAT FAULT DISPLAYED ON UPPER ECAM WITH AMBER TRIANGLE DISPLAYED ON HYDRAULICS PAGE. REPLACED RAT ACTUATOR PRESURE SWITCH, LEAK CK OK OPS CK OK REF TSM 29-22-00-810-801-A, AMM 29-22-53-000-013-A, 29-22-53-400-013-A.

More about the Airbus A319-131