# SDR QXEA2023042400072

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 24, 2023
- Submitted: April 24, 2023
- Operation: Air carrier
- Aircraft: [N637QX](https://openairdocs.org/aircraft/N637QX), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000755
- Aircraft time: 11,877 hours, 7,777 cycles
- System (JASC): [7600 · Engine Controls](https://openairdocs.org/jasc/7600)
- Part: Control Unit
- Part number: 426000185
- Part serial: 260254
- Condition: Malfunctioned
- Location: Zone 200
- Part time: 11,876 hours, 7,776 cycles
- Stage of operation: IN
- 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/QXEA2023042400072

## Discrepancy

THRUST CONTROL QUADRANT REQUIRES REPLACEMENT PER TO 20230411418. R AND R THRUST CONTROL QUADRANT IAW E175 AMM 76-11-01-000/400-801. PERFORMED LLM RTS TEST IAW E175 AMM 76-11-01-400-801 AND E175 AMM 76-11-01-720-802. AIRCRAFT REMAINS CAT III QUALIFIED. COCKPIT PLACARD REMAINS CAT III MAINTENANCE CONTROL NOTIFIED.

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