What was found
AIRCRAFT WAS GROUNDED: ENGINE/APU FIRE CONTROL PANEL SHOWS SIGNS OF WATER CONTAMINATION. ENGINE AND APU FIRE CONTROL PANEL SYSTEM
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: ENGINE/APU FIRE CONTROL PANEL SHOWS SIGNS OF WATER CONTAMINATION. ENGINE AND APU FIRE CONTROL PANEL SYSTEM