What was found
APU FAULT LIGKT W/2 START ATTEMPTS AND QRH CHECK LIST. FAULT CODE 49 41011 FCU RESOLVER. MAINT CODE 49 31175 FUEL FLOW DOES NOT MATCH SCHEDULE. REPLACED FCU ON APU. OPS CHECK/LEAK CHECK GOOD. REF MM 49 31 11. NO FAULTS FOUND.
- Difficulty date
- December 23, 2010
- Submitted
- December 28, 2010
- Operation
- Air carrier
- Aircraft
- N557AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35176
- Aircraft time
- 17,131 hours, 5,043 cycles
- System (JASC)
- 4930 · APU Engine Fuel and Control
- Part
- Fuel Control
- Part number
- 4419215
- Part serial
- CUC13861
- Condition
- Failed
- Location
- Apu
- Part time
- 5,144 hours, 3,444 cycles
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.