Narrative:

On climb out we got intermittent loop 'B' right engine fire warning light. One time the fire bell and light and 'right engine fire' all annunciated for about 5 seconds. Contacted maintenance and decided to return to ZZZ. Landed overweight at 137000 pounds. Callback conversation with reporter revealed the following information: the reporter stated on return to the field; maintenance found an engine pneumatic bleed duct leak.

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Original NASA ASRS Text

Title: AN MD80 ON INITIAL CLB AT 8000 FT HAD R ENG 'B' FIRE WARNING LIGHT. ONE TIME BELL AND LIGHT ANNUNCIATED FOR 5 SECONDS. DIVERTED TO DEP ARPT.

Narrative: ON CLBOUT WE GOT INTERMITTENT LOOP 'B' R ENG FIRE WARNING LIGHT. ONE TIME THE FIRE BELL AND LIGHT AND 'R ENG FIRE' ALL ANNUNCIATED FOR ABOUT 5 SECONDS. CONTACTED MAINT AND DECIDED TO RETURN TO ZZZ. LANDED OVERWT AT 137000 LBS. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE RPTR STATED ON RETURN TO THE FIELD; MAINT FOUND AN ENG PNEUMATIC BLEED DUCT LEAK.

Data retrieved from NASA's ASRS site as of January 2009 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.