What was found
APU BLEED AIR EICAS MESSAGE. REPLACED SURGE VALVE REF AMM, RAN APU OPS CHECKED OKAY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
APU BLEED AIR EICAS MESSAGE. REPLACED SURGE VALVE REF AMM, RAN APU OPS CHECKED OKAY.