# SDR HNAA2018020100019

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2018
- Submitted: February 1, 2018
- Operation: Air carrier
- Aircraft: N329EN
- Make and model: Dhav DHC8311
- Aircraft serial: 290
- Aircraft time: 54,154 hours, 63,985 cycles
- System (JASC): [3097 · Ice/Rain Protection System Wiring](https://openairdocs.org/jasc/3097)
- Part: Brush Block
- Condition: Damaged
- Location: Engine
- Stage of operation: CR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2018020100019

## Discrepancy

EMERGENCY LIGHT AND BACK EXIT SIGN FLICKERING IN FLIGHT.   INSPECTED BRUSHBLOCK WIRING AND CONNECTORS. NO DEFECTS NOTED. REMOVED AND REPLACED THE NR 1 & 2 ENGINE BRUSHBLOCKS IAW MM 61-10-11. OPS CHECKED GOOD IAW PDT -8.  RAN MANUAL. NO FLICKER OF EMERGENCY LIGHTS DURING RUN.

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