As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TRANSIT CHECK, FIRE EXTINGUISHER NR 2 WAS ACTIVATED WITHOUT APPARENT CAUSE. AIR CONDITIONING SYSTEM WAS CHECKED BY LEAKS AND COOLING TURBINE CLAMP AND DUCT WERE DETECTED LOOSEN. CLAMP AND DUCT WERE ADJUSTED AND FIRE EXTINGUISHER WAS REPLACED IAW MM 26-20-01, ALL CORRECT.