As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING AIRCRAFT INSPECTION, FOUND LT ENGINE EXHAUST SADDLE CHAFING ON ENGINE FIRE EXTINGUISHER BOTTLE UPPER ACTIVATION CARTRIDGE ELECTRICAL WIRE CONNECTING POINT. THE RUBBER NIPPLE WAS CHAFED THROUGH AND THE SADDLE WAS SITTING DIRECTLY ON THE STUD. REPLACED 2 EA RUBBER DAMPERS P/N N5205 WITH NEW. CLEARANCE BETWEEN SADDLE AND ELECTRICAL CONNECTION IS NOW APPROX .1875.