Service difficulty report · Pressure Switch · Airbus A319131

Difficulty date
January 23, 2025
Submitted
January 24, 2025
Operation
Air carrier
Aircraft
N842UA
Make and model
Airbus A319131
Aircraft serial
1569
Aircraft time
66,216 hours, 29,224 cycles
Engine
Iae V2522A5
Engine time
170 hours, 94 cycles
Part
Pressure Switch
Part number
4501310000
Part serial
28828
Condition
Cracked
Location
Hyd Pump
Part time
6 hours, 4 cycles
Stage of operation
CL
How discovered
O
Nature of condition
K, J
Precautionary procedure
A

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

What was found

HYD Y ENG 2PUMP LO PR ECAM/RAN ECAM WE DID HAVE PRESSURE FLUCTUA TION AIRCRAFT WAS AT 29K FEET IN CLIMB OUT. WHEN AIRCRAFT ARRIVED AT GATE, YELLOW SYSTEM WAS BELOW NORMAL LIMITS. PRESSURE FLUCTUATION DROPPED AS LOW AS 2300 PSI. FOUND ENG 2 HYDRAULIC PRESSURE SWITCH CRACKED. M&E 31-29911-9-0003 PACKING M&E 40-0595-3-1984 UPON REMOVAL OF THE SWITCH SHIP ITEM TO ESC EGE ONALP ACP. TSM 29-13-00-810-804-A. AND REPLACED #2 ENGINE HYD PRESSURE SWITCH 3074GD PER AMM 29-13-17-400-010-A.PARTS USED: 31-2911-9-0003,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1327794 SN OFF 8828 SWITCH, PRESSUR OFF 31-2911-9-0003 8828 ON 31-2911-9-0003 8836 DRY MOTORED #2 ENGINE NO LEAKS NOTED. ADD EMP:269145

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