What was found
R JETPIPE OVHT RED CAS: RECIEVED 2 INTERMITTED R JETPIPE OVHT FAIL CAUTIONS FOLLOWED BY R JETPIPE OVHT WARNING. FOLLOWED PROCEDURES FOR WARNING WHICH LED TO INFLIGHT ENG SHUTDOWN. AFTER RETARDING R THRUST LEVER TO IDLE. OVHT WARNING EXTINGUISHED. AFTER A COUPLE OF SECONDS OVHT WARNING RETURNED. COMPLETED QRH PROCEDURE & QRC PROCEDURE. NO OTHER ABNORMAL INDICATIONS. REMOVAL & RE!NSTALLATION OF FIREX MONITOR TEST PANEL FOR TROUBLESHOOTING IAW AMM 26-IL ·16-000-801. P/N OFF/ON: 604-51572-47·01 S/N OFF/ON: R980895 REMOVAL ANO REPLACEMENT OF RIGHT ENGINE FIRE DETECTION HARNESS P592 WITH NEW CUSTOMER SUPPLED HARNESS IAW AMM 71-00-02-00-828.