As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY CHECK FOUND THAT THE LEFT OMEGA BEAM AT FRAME 58-59 HAS CORROSION AT THE CROSS MEMBER. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED OMEGA BEAM AND INSTALLED NEW OMEGA BEAM IAW SRM 51-40-02. AIRCRAFT WAS RETURNED TO SERVICE.