SDR CALA2021081801367

Service difficulty report · Adiru · Boeing 737824

Difficulty date: August 18, 2021
Submitted: August 18, 2021
Operation: Air carrier
Aircraft: N79279
Make and model: Boeing 737824
Aircraft serial: 31597
Aircraft time: 54,956 hours, 19,754 cycles
System (JASC): 3420 · Attitude and Direction Data System
Part: Adiru
Part number: HG2050AC07
Condition: Failed
Location: Left
Stage of operation: CR
How discovered: O
Nature of condition: F
Precautionary procedure: A

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

What was found

IRU FAIL REMOVED AND REPLACED LEFT ADIRU PER AMM 34-21-01, ALL CHECKS GOOD. PERFORMED LAND VERIFY PER AMM 22-11-00-201 ALL TESTS PASSED AND COMPLETE, AIRCRAFT REMAINS FULL CAT CAPABLE. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1100643 SN OFF 3026 UNIT, ADIRU, AI OFF 29-3421-9-0010 3026 ON 29-3421-9-0010 6543