What was found
APU COLD SOAK START UNSUCCESSFUL AFTER THREE ATTEMPTS.(<P>NOTED BY MX. PERFORMED OPS CHECK OF APU PER AMM 49-11-00. OPS CHECK GOOD. COLD SOAK START REQ PER MDDR 144694.</P>)
- Difficulty date
- April 2, 2021
- Submitted
- April 2, 2021
- Operation
- Air carrier
- Aircraft
- N1373A
- Make and model
- Boeing 76731K
- Aircraft serial
- 27205
- Aircraft time
- 103,684 hours, 22,004 cycles
- System (JASC)
- 4940 · APU Start/Ignition System
- Part
- Unknown
- Condition
- Unknown
- Location
- Apu
- Stage of operation
- CR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.