# SDR 2021FA0000121

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2021
- Submitted: May 3, 2021
- Operation: General aviation
- Aircraft: [N4911X](https://openairdocs.org/aircraft/N4911X), registered now
- Make and model: Robsin R44
- Aircraft serial: 1675
- Aircraft time: 5,053 hours, 1,947 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Harness
- Part number: 513410112396
- Part serial: 51342030112396
- Condition: Locked
- Location: Pilot Seat
- Part time: 674 hours, 1,947 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: G
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2021FA0000121

## Discrepancy

MULTIPLE TIMES DURING MULTIPLE FLIGHTS, PILOTS 5 POINT HARNESS WOULD LOCK UP AND NOT RELEASE, NOT ALLOWING THE PILOT TO ACCESS FORWARD CONTROLS.

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