What was found
SDF - FLIGHT 152, THE CREW REPORTED THAT AFTER TAKE OFF AN ENGINE 2 ANTI-ICE FAIL MSG APPEARED. SHORTLY AFTER THEY RECEIVED AN ENGINE 2 FIRE INDICATION ON EICAS. THE FIRE HANDLE WAS PULLED, ENGINE SHUTDOWN, AND THE FIRE WARNING EXTINGUISHED. THE ACFT RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. MX R&R THE Y-DUCT AT THE CUSTOMER SERVICE MANIFOLD, OPS AND LEAK CHECKED WITH NO DEFECTS, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.