What was found
DUCT PRESSURE WENT TO ZERO AND SHORTLY AFTER APU AUTO SHUTDOWN AT THE GATE. REMOVED AND REPLACED THE APU ASSEMBLY. PERFORMED OPS CHECK, NORMAL. NO FAULTS FOUND ON BITE PROCEDURE IAW AMM 49-11-01.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DUCT PRESSURE WENT TO ZERO AND SHORTLY AFTER APU AUTO SHUTDOWN AT THE GATE. REMOVED AND REPLACED THE APU ASSEMBLY. PERFORMED OPS CHECK, NORMAL. NO FAULTS FOUND ON BITE PROCEDURE IAW AMM 49-11-01.