Service difficulty report · Controller · Airbus A320214

Difficulty date
November 1, 2024
Submitted
November 5, 2024
Operation
Air carrier
Aircraft
N230AC
Make and model
Airbus A320214
Aircraft serial
3667
Aircraft time
39,952 hours, 27,708 cycles
Engine
Cfmint CFM565B43
Engine time
36,448 hours, 25,888 cycles
Part
Controller
Part number
2079103AB
Part serial
854716
Condition
Faulted
Location
Cabin Pressure
Part time
39,952 hours, 27,708 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

CAB PRESS SYSTEM 1+2 FAULT AFTER TAKE OFF CAB PRESS SYSTEM 1+2 FAULT IN ACCORDANCE WITH AMM 21-31-34-000/400-001 THE CAMBIN PRESS CONTROLLERS 1 AND 2 WERE REPLACED, BY TEST SATISFACTORY AND I.A.W AMM 05-53-00-780-003-A01 THECABIN PRESSURIZATION WAS PERFORMED AND NOT FAULT IS SHOWN. CAB PRESS SYSTEM 1+2 FAULT IAW TSM 21-31-00-810-803-A WAS PERFORMED FAULT CODES SHOWS ARE: LAST LEG REPORT = ( 22 ) REFERENCE TO PRESS CONTROLLER 1 LAST LEG REPORT = ( 34 ) REFERENCE TO PRESS CONTROLLER 1. PREVIOUS LEG REPORT = ( 59 ) REFERENCE TO PRESS CONTROLLER 1 PREVIOUS LEG REPORT = ( 22 ) PRESS CONTROLLER 1 PREVIOUS LEH REPORT = ( 12 ) PRESS CONTROLLER 2 IAW AMM 21-31-00-710-003A OPERATIONAL TEST OF MANUAL MODE SELECTION AND MANUAL MODE PRESSURE CONTROL AND FUNCTIONAL TEST OF MANUAL MODE CABIN ALTITUDE/OUTFLOW VALVE POSITION INDICATION AND VISUAL INSPECTION OF OFV WERE PERFORMED NO DAMAGE FOUND AND IT OPERATES CORRECTLY. AS PER AIRBUS DOSSIER REF 81490710 /003 1. PERFORM TSM TASK 21-31-00-810-803-A FAULT CODES - FAULT ISOLATION PROCEDURE INDEX IN ORDER TO IDENTIFY WHICH FAULT CODE NUMBER WAS TRIGGERED BY WHICH CPC. FROM THE FAULT CODE/S GIVEN IN THE REPORTS, PLEASE KINDLY REFER TO THE LIST WHICH FOLLOWS FOR THE APPLICABLE TSM FAULT ISOLATION PROCEDURE. 2. PERFORM A VISUAL INSPECTION OF THE OFV, REMOVED THE DISLODGED BLANKET THEN PERFORM AMM TASK 21-31-00-710-003-A (OPERATIONAL TEST OF MANUAL MODE SELECTION AND MANUAL MODE PRESSURE CONTROL AND FUNCTIONAL TEST OF MANUAL MODE CABIN ALTITUDE/OUTFLOW VALVE POSITION INDICATION) AND AMM TASK 21-31-00-710-002-A - OPERATIONAL TEST OF THE PRESSURE CONTROL AND MONITORING. NOTE:IN CASE OF OFV DAMAGE OBSERVED AND/OR AMM TASK FAILED, AIRBUS RECOMMENDS AVA TO REPLACE THE OFV AS PER AMM TASK 21-31-51-04 CONF 00 - VALVE - OUTFLOW - REMOVAL/INSTALLATION. IAW AMM 21-31-00-710-003A OPERATIONAL TEST OF MANUAL MODE SELECTION AND MANUAL MODE PRESSURE CONTROL AND FUNCTIONAL TEST OF MANUAL MODE CABIN ALTITUDE/OUTFLOW VALVE POSITION INDICATION AND VISUAL INSPECTION OF OFV WERE PERFORMED NO DAMAGE FOUND AND IT OPERATES CORRECTLY

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