What was found
DURING PRESTART CHECK OF THE ENGINE FIRE EXTINGUISHING SYSTEM. BOTTLE FIRED DURING TEST, RELAY COIL WAS FOUND FAULTY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING PRESTART CHECK OF THE ENGINE FIRE EXTINGUISHING SYSTEM. BOTTLE FIRED DURING TEST, RELAY COIL WAS FOUND FAULTY.