SDR HNAA2016053100156

Service difficulty report · Circuit Breaker · Dhav DHC8311

Difficulty date: May 27, 2016
Submitted: May 31, 2016
Operation: Air carrier
Aircraft: N335EN
Make and model: Dhav DHC8311
Aircraft serial: 375
Aircraft time: 48,807 hours, 54,180 cycles
System (JASC): 2897 · Fuel System Wiring
Part: Circuit Breaker
Condition: Failed
Location: Boost Pump
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

NR 1 AUXILIARY PUMP APPEARED NOT TO WORK. DISCONNECTED MAIN AND AUXILIARY BATTERY CONNECTORS. SHORT SIGNED 281933. FOUND CIRCUIT BREAKER NR 1 FUEL AUXILIARY PUMP BAD. RNR C/B 2821-CB1, NR 1 FUEL AUXILIARY PUMP, AUXILIARY PUMP, OPS CHECK GOOD RECONNECTED MAIN AND AUXILIARY BATTERY CONNECTORS, PN 335-29-11 1305913, CIRCUIT BREAKER, PN MS3320-5, NR 1 AUXILIARY PUMP APPEARED NOT TO WORK.