What was found
NR 4 ENGINE OUTBOARD BOTTLE DID NOT INDICATE LOW PRESSURE WHEN DISCHARGED FOR FIRE WARNING INDICATION. REMOVED AND REPLACED NR 3 AND NR 4 FIRE BOTTLES. PERFORMED SYSTEM CHECK, SYSTEM CHECKS OUT NORMAL IAW 26-3-0.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NR 4 ENGINE OUTBOARD BOTTLE DID NOT INDICATE LOW PRESSURE WHEN DISCHARGED FOR FIRE WARNING INDICATION. REMOVED AND REPLACED NR 3 AND NR 4 FIRE BOTTLES. PERFORMED SYSTEM CHECK, SYSTEM CHECKS OUT NORMAL IAW 26-3-0.