What was found
APU INOP. PFM FIM TASK 49-11, NO DEFECTS NOTED. REMOVED AND REPLACED RELAY K442. FAULTY RELAY PER SWPM 20-22. OPS CHECK OK IN ALL MODES.
- Difficulty date
- June 19, 2018
- Submitted
- June 26, 2018
- Operation
- Air carrier
- Aircraft
- N1439A
- Make and model
- Boeing 76733A
- Aircraft serial
- 28495
- Aircraft time
- 67,681 hours, 15,565 cycles
- System (JASC)
- 4920 · APU Core Engine
- Part
- Relay
- Part number
- BACR13CD2
- Condition
- Faulty
- Location
- Apu
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.