# SDR DALA2021081004571

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 2021
- Submitted: August 10, 2021
- Operation: Air carrier
- Aircraft: [N3731T](https://openairdocs.org/aircraft/N3731T), registered now
- Make and model: Boeing 737832
- Aircraft serial: 30775
- Aircraft time: 60,951 hours, 28,779 cycles
- System (JASC): [3160 · Central Display](https://openairdocs.org/jasc/3160)
- Part: Display
- Part number: 4081600930
- Part serial: 02660426
- Condition: Inoperative
- Location: Nr 1
- Part time: 28,328 hours, 10,821 cycles
- Stage of operation: TO
- How discovered: O
- Nature of condition: O
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2021081004571

## Discrepancy

SHIP 3731 -ATO- AT >80 KNOTS DUE TO ENG MASTER CAUTION SIX PACK LIGHT ILLUMINATED. CORRECTIVE ACTION: PERFORMED EEC 1-2 BITE CHECKS, ADIRU 1-2 BITE CHECKS, FMC 1-2 BITE CHECKS AND EAU BITE CHECK. ALL NO TROUBLE FOUND. DEU-2 FAULT CODE 31-60012 OBSERVED THIS LEG. REPLACED DEU-2. REPLACED FIRST OFFICER'S 6 PACK LIGHT SWITCH PRECAUTIONARY. OPS CHECKS GOOD.

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