# SDR CALA2018062101482

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 15, 2018
- Submitted: June 21, 2018
- Operation: Air carrier
- Aircraft: [N224UA](https://openairdocs.org/aircraft/N224UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30225
- Aircraft time: 69,764 hours, 8,126 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Regulator
- Part number: 2766008
- Part serial: 6624
- Condition: Leaking
- Location: Oxygen Bottle
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2018062101482

## Discrepancy

CREW O2 READS ZERO PSI. FOUND CREW OXYGEN REGULATOR LEAKING, REMOVED REGULATOR AND CREW 02 BOTTLE. OPS CK AND LEAK CKD GOOD PER AMM 35-11-05, 12-15-08 AND 35-11-00. ROTABLE PARTS CHANGE WAS INDICATED - TT 1870821  SN OFF 0188 TT 1293889  SN OFF 6624 IPC REFERENCE # 35-11-05 BOTTLE, OXY, AI  OFF 25-3511-9-9050 0188 ON 29-3511-9-9001 1646.

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