Service difficulty report · Solenoid Valve · Airbus A320232

Difficulty date
June 20, 2024
Submitted
June 26, 2024
Operation
Air carrier
Aircraft
N490UA
Make and model
Airbus A320232
Aircraft serial
1728
Aircraft time
68,185 hours, 29,667 cycles
Part
Solenoid Valve
Part number
AA105100
Part serial
RW175
Condition
Faulted
Location
Nr 2 Engine
Part time
77,395 hours, 31,752 cycles
Stage of operation
UK
How discovered
9
Nature of condition
O
Precautionary procedure
A

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

What was found

#2 ENGINE EGT EXCEEDANCE ON TAKE OFF. #2 ENGINE EGT EXCEEDANCE ON TAKE OFF, 77-00-00-810-818-B. REPORTING MAX OF 651 FOR 29 SECONDS. WILL CONFIRM REPORT ON A/C. ALSO FAULTING CHA 2.5 BLD ACT/ HC/EEC2. REF TSM 77-00-00-810-818-B PARA 4.F.(6) & AMM REMOVED BORESCOPE PLUGS FOR INSPECTION OF HP COMPRESSOR. 72-32-60-200-011. INSPECTED LPC BLEED DUCT SEALS. NO REFERENCE AMM 72-00-00-200-16-B. DISREPANCIES NOTED AT THIS TIME. C/W IDT REQUIREMENTS IN THE REINSTALLATION OF #2 ENG COMB CHMBR, C/W IDT REQUIREMENTS IN THE REINSTALLATION OF #2 ENG HPC HPT STG.1 & 2 AND LPT BOROSCOPE PLUGS. OK TO CONRINUE. BOROSCOPE PLUGS. OK TO CONTINUE. REMOVED APPLICABLE BORESCOPE PLUGS FOR INSPECTION OF COMBUSTION REF TSM 77-00-00-810-818-B PARA. 4.F(7) C/W BOROSCOPE INSPECTION INSTALLED APPLICABLE BORESCOPE PLUGS FOR INSPECTION OF PREVIOUS UPDATE REQUIRES IDT INSTALLED APPLICABLE BORESCOPE PLUGS FOR INSPECTION OF HP INSTALLED CRANK COVER FOR HP COMPRESSOR INSPECTION IAW AMM 72-00-00-200-013, STAGE 1 HPT BLADES REF. AMM OF #2 ENG. HPC, COMB CHMBR, HPT STG1 & 2 BLADES, LPT BLADES. NO COMBUSTION CHAMBER REF. AMM 72-00-00-200-013, STAGE 1 HPT BLADES COMPRESSOR. REF. AMM 72-00-00-200-016-B. 72-00-00-860-010-A. 72-00-00-200-014, STAGE 2 HPT BLADES REF. AMM 72-00-00-200-015, DISCREPANCIES NOTED. REF. AMM 72-00-00-200-014, STAGE 2 HPT BLADES REF. AMM AND LPT REF. AMM 72-00-00-200-01

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