What was found
ON PREFLIGHT INSPECTION, APU SCU FAN POWER CIRCUIT BREAKER WAS FOUND OUT. ACFT GROUNDED. INSPECTED THE CIRCUIT BREAKER & PANEL AREA, NO DEFECTS NOTED, RESET SAME. ACCOMP APU START, SCU CHECKS NORMAL REF 49-41-61.
- Difficulty date
- July 4, 2015
- Submitted
- July 7, 2015
- Operation
- Air carrier
- Aircraft
- N471AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41703
- Aircraft time
- 2,832 hours, 926 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Circuit Breaker
- Condition
- Out Of Position
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.