# SDR HNAA0200053

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2002
- Submitted: August 16, 2002
- Operation: Air carrier
- Aircraft: N914HA
- Make and model: Dhav DHC8102
- Aircraft serial: 53
- Aircraft time: 41,879 hours, 48,159 cycles
- System (JASC): [2920 · Hydraulic System, Auxiliary](https://openairdocs.org/jasc/2920)
- Part: Circuit Breaker
- Condition: Tripped
- Location: Cockpit
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA0200053

## Discrepancy

BOTH STANDBY HYDRAULIC PUMP CIRCUIT BREAKERS TRIPPED AND NORMAL BRAKES FAILED WHEN NR 1 ENGINE WAS SHUTDOWN DURING TAXI.  MAINTENANCE RESET CIRCUIT BREAKERS AND PERFORMED ASSOCIATED OP CHECKS AND COULD NOT DUPLICATE PROBLEM.

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