SDR CALA2025021802359

Service difficulty report · Adiru · Boeing 737924ER

Difficulty date: February 17, 2025
Submitted: February 18, 2025
Operation: Air carrier
Aircraft: N62894
Make and model: Boeing 737924ER
Aircraft serial: 42198
Aircraft time: 28,314 hours, 10,486 cycles
System (JASC): 3420 · Attitude and Direction Data System
Part: Adiru
Part number: HG2050AC11
Part serial: 99122646
Condition: Faulted
Location: Zone 100
Part time: 71,246 hours, 25,651 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

IRS2 FAIL IN FLT REPLACED RH ADIRU REF AMM TASK 34-21-01-400-801, OP CHECKS GOOD, PERFORMED LAND TEST REF AMM 22-11-00, ALL TESTS PASSED, AIRCRAFT REMAINS FULL AUTOLAND CAPABLE PARTS USED: 60-3421-9-0001,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1444812 SN OFF 2646 UNIT, ADIRU, AI OFF 60-3421-9-0001 2646 ON 42-3421-9-0001 4294