# SDR CALA2024061700009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 17, 2024
- Submitted: June 17, 2024
- Operation: Air carrier
- Aircraft: [N775UA](https://openairdocs.org/aircraft/N775UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26947
- Aircraft time: 102,406 hours, 18,284 cycles
- System (JASC): [3244 · Tire](https://openairdocs.org/jasc/3244)
- Part: Tire
- Part number: 7772MLGHIGHGW
- Part serial: 2026
- Condition: Worn
- Location: Nr 7
- Part time: 6,756 hours, 1,231 cycles
- Stage of operation: UK
- 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/CALA2024061700009

## Discrepancy

07 MLG TIRE IS NEARING IT SERVICE LIFE LIMIT TECH MUST MEASURE T HE LOWEST TREAD UPON INITIALIZING PLA AND ENTER THAT MEASURMENT IN THIS LOG.  TERMINATING ACTION REQUIRES TIRE REPLACEMENT. INSPECTED TIRE, TREAD WEAR IS AT 1/32 PER AMM, ANY PART OF ANY GROOVE IS BETWEEN 2/32 AND 1/32 INCH, THE TIRE MAY BE CARRIED VIA SVC 03220 FOR 20 CYCLES. REFERENCE THE APPLICABLE AMM FOR THE TIRE INSPECTION REQUIREMENTS. INSPECTED TIRE, WEAR STILL WITHIN LIMITS AT THIS TIME INSPECTED TIRE, WEAR STILL WITHIN LIMITS AT THIS TIME. ADD FAULT: 3245 MAJOR REPAIR ENTERED IN ERROR. REQUIRING SFR TO SIGN OFF PER TOMC #7 MLG TIRE REMOVED AND REPLACED PER MM 32-45-01-000-801 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1539982  SN OFF 2026 WHEEL, TIRE, AS  OFF 25-3245-9-0002 2026 ON 25-3245-9-0002 0839 NOT AN RII ITEM.

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