What was found
AIRPLANE WILL NOT ACCEPT APU POWER. REPLACED BPCU AND GCU AS PER MM. APU POWER NOW OK, SYS CHECK NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRPLANE WILL NOT ACCEPT APU POWER. REPLACED BPCU AND GCU AS PER MM. APU POWER NOW OK, SYS CHECK NORMAL.