What was found
DURING APU START AFTER LANDING FAULT LIGHT ILLUMINATED. GROUNDED - YES. REMOVED AND REPLACED APU ECU ASSY IAW B737-800 AMM 49-61-12 OPS CHECK GOOD BITE CHECK GOOD NO FURTHER DEFECTS NOTED.
- Difficulty date
- October 11, 2019
- Submitted
- October 14, 2019
- Operation
- Air carrier
- Aircraft
- N535AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35200
- Aircraft time
- 34,084 hours, 9,878 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Eec
- Part number
- 2118966222
- Part serial
- 96F1851
- Condition
- Failed
- Location
- Apu
- Part time
- 187 hours, 80 cycles
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.