As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 ENGINE FIRE WARNING ILLUMINATES INTERMITTENTLY WITH ENGINE RUNNING OR SHUTDOWN. FIRE WARNING TEST NORMAL. REMOVED AND REPLACED RT AND LT FAN COMPARTMENT FIRE LOOPS AND RT AND LT LOWER CORE COMPARTMENT FIRE LOOPS. NR 2 ENGINE FIRE WARNING OPS CHECKS GOOD STATIC AND ON HIGH POWER RUN IAW MM CHAPTER 77-21-20. CLOSED AND SECURED COWLINGS.