As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU NO START. REMOVED AND REPLACED STARTER NO HELP 320051. REMOVED AND REPLACED APU BATTERY NO HELP 320051. RMOVED AND REPLACED APU ASSY PER AMM. OPS AND LEAK CKS GOOD. SWAPPED OVER IGV ACT ASSY S/A 2022 AND STARTER S/N 274 PER AMM. CKS GOOD.