# SDR U5QA202608060174

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 6, 2026
- Submitted: August 12, 2026
- Operation: Air carrier
- Aircraft: [N650TB](https://openairdocs.org/aircraft/N650TB), registered now
- Make and model: Emb EMB-135BJ
- Registry model: [EMB EMB-135BJ](https://openairdocs.org/model/embraer-emb-135bj) (OpenAirDocs)
- Aircraft serial: 14501204
- Aircraft time: 4,511 hours, 2,172 cycles
- System (JASC): [3320 · Passenger Compartment Lighting](https://openairdocs.org/jasc/3320)
- Part: Ballast
- Condition: Odor
- Location: Zone 200
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/U5QA202608060174

## Discrepancy

STRONG ELECTRICLAL BURNGING ODOR EMINATING IN AFT LAV AREA. SOURCE UNKNOWN.  REMOVED AFT LAV VANITY MIRROR DIFFUSER/SURROUND AND SIDE WALL PANEL. FOUND THE VANITY MIRROR LEFT SIDE AND BOTTOM FLUORESCENT TUBE INOPERATIVE. IAW WM 33-28-50-001 BOTH LAMPS POWERED BY PS0690-262 (P/N 189-720). DETERMINED THAT THIS BALLAST IS SOURCE OF ODOR AND CONFIRMED WITH PILOTS. PULLED AND COLLARED CB -LAV VANITY LIGHTS- IN GALLEY ENTERTAINMENT CABINET CIRCUIT BREAKER PANEL. PILOTS CONFIRMED THAT ODOR WAS NO LONGER PRESENT AFTER 1 HR. REINSTALLED LAV SIDE WALL PANEL & VANITY MIRROR DIFFUSER IAW AMM 33-28-02-04. ITEM DEFERRED BY OPERATOR (MEL/NEF 25-60-02 - L/H LAV VANITY LIGHT INOPERATIVE).

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