# SDR 9JLA2021101230734

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2021
- Submitted: October 12, 2021
- Operation: Air carrier
- Aircraft: N345HC
- Make and model: Beech 400A
- Registry model: [Beech 400A](https://openairdocs.org/model/hawker-beechcraft-400a) (OpenAirDocs)
- Aircraft serial: RK421
- Aircraft time: 7,600 hours, 6,177 cycles
- System (JASC): [3120 · Independent Instruments](https://openairdocs.org/jasc/3120)
- Part: Clock
- Part number: 1283800601
- Part serial: 00814
- Condition: Inoperative
- Location: Flight Deck
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9JLA2021101230734

## Discrepancy

DURING POST FLIGHT CHECKS IT WAS DISCOVERED THAT THE PILOTS SIDE DIGITAL CLOCK WAS INOP. OPERATIONS WERE CONTINUED PER MEL 31-20-01 UNTIL MAINTENANCE WAS AVAILABLE TO REMOVE AND REPLACE WITH OVERHAULED UNIT. OPS CHECKS WERE SATISFACTORY AND THE AIRCRAFT WAS RETURNED TO SERVICE

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