# SDR CALA2026092419779

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 2026
- Submitted: September 24, 2026
- Operation: Air carrier
- Aircraft: [N674UA](https://openairdocs.org/aircraft/N674UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 29242
- Aircraft time: 91,031 hours, 17,580 cycles
- Engine: Pwa PW4060
- Engine time: 14,670 hours, 1,968 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Idg
- Part number: 745329C
- Part serial: G0802
- Condition: Faulted
- Location: Nr 1
- Part time: 732,820 hours, 703,762 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026092419779

## Discrepancy

LEFT ENG OIL PRESSURE DROPPED TO RED LEVEL. LT ENG SHUTDOWN. OIL PRESS REMAINED AT 58.  OIL LIFTED BY 22QTS.  LT ENG IDLE RUN ACCOMP FOR 5 MINS WHILE MONITORING OIL QTY IAW AMM 71-00-00-712-021-N00.  SHUTDOWN ENG, OIL QTY DROPPED 1 QT & PUDDLE OF OIL UNDER ENG. OIL FROM IDG DRAIN TUBE.    POST ENGINE RUN NR 1 ENG IDG REMOVAL C/OUT IAW AMM 24-11-01-004-002-006. NR 1 ENG IDG REMOVAL COMPLETED IAW AMM 24-11-01-004-002-006 .  INSTALL CARRIED OUT IAW AMM 24-11-01-404-001-006. LT ENG IDG OPS TEST PASSED IAW AMM 24-11-00-715-005. TEST 3 GROUND IDLE RUNS IAW AMM 71-00-00-795-003-N00. IDG OPS NORMAL, NO LEAKS. IDT C/O NR 1 ENG IDG REFIT IAW GMM 09-10-05 I.4.B.1 AND AMM 24-11-01-404-001-006,  OK TO CONTINUE.

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