As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT WING OVERPRESSURE ANNUNCIATOR LIGHT ILLUMINATED IN FLIGHT. FOUND S128 PRESSURE SWITCH TO HAVE CONTINUITY WITH NO PRESSURE SWITCH TO HAVE CONTINUITY WITH NO PRESSURE APPLIED. REPLACED SWITCH ASSY WITH NEW UNIT IAW MM, OPERATIONS NORMAL. (K)