# SDR JJBA20210313013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 13, 2021
- Submitted: March 16, 2021
- Operation: Air carrier
- Aircraft: [N21129](https://openairdocs.org/aircraft/N21129), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 145703
- Aircraft time: 44,020 hours, 27,305 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Tube
- Part number: 8166052
- Part serial: 1276
- Condition: Cracked
- Location: Bleed Air Duct
- Part time: 1 hours, 2 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/JJBA20210313013

## Discrepancy

ON CLIMB OUT AT 6000 FEET E2 BLEED LEAK MESSAGE ON EICAS. FOUND LEAKING JOINT BLOWING HOT AIR ON SENSOR LOCATION #26. FOUND "T" TUBE BEFORE CROSSBLEED VALVE CRACKED. REMOVED RH BLEED VALVE, RH PACK VALVE, RH A/I VALVE, RH ATS VALVE AND ATTACHING DUCT TO FACILITATE BLEED LEAKAGE TEST. PERFORMED RH AIR BLEED SYSTEM LEAK TEST. LEAK TEST FAIL FOUND GROUND AIR START VALVE TO BE LEAKING. R&R GROUND CONNECTION VALVE. REPLACED LEAKING O-RINGS AT POSITION #26. REPLACED T DUCT AT CROSS BLEED VALVE. PERFORMED RH BLEED AIR SYSTEM LEAK TEST. OPS CHECK LEAK CHECK SAT.

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