SDR UALA2010112404335

Service difficulty report · Overheat Loop · Airbus A320232

Difficulty date: November 24, 2010
Submitted: December 6, 2010
Operation: Air carrier
Aircraft: N434UA
Make and model: Airbus A320232
Aircraft serial: 592
Aircraft time: 51,137 hours, 18,800 cycles
Engine: Iae V2527A5
System (JASC): 2613 · Overheat Detection
Part: Overheat Loop
Part number: 356192255
Condition: Faulted
Location: Apu Bay
Stage of operation: NR
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

APU BLEED AIR SUPPLY SYSTEM INOPERATIVE. APU BLEED LOOP FAULTED CFDS36-22-17 APU LOOP. APU BLEED INOP DUE TO BLEED LEAK ECAM. BOTH ENDS OF LOOP 14HF ARE DISCONNECTED. LOOP IS LOCATED IN AFT PIT LEFT SIDE WALL. REMOVED BAD LOOP, 14HF. AWAITING NEW LOOP, OSTF Y4475. INSTALLED SERVICEABLE SENSING ELEMENT. BMC 1, BMC 2 TESTS OKAY. RAN APU BLEED, NO FAULTS DISPLAYED.

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