What was found
ON T/O GOT NR 1 ENG FIRE INDICATION. REJECTED 60KTS/FIRED NR 1 BOTTLE. INDICATION WENT OUT WHEN THROTTLES WERE RETARDED TO IDLE OPENED NR 1 ENG COWLING FOUND SEVERAL COUPLINGS MISSING FOIL. NR 1 FIRE BOTTLE REPLACED, SEE WRI 26-20/4535. FOUND SEVERAL CLAMPS SUSPECT FOWARD OF THE HP VALVE. SECURED SAME REF AMM 36-11-03-4. CHECKED OTHER PNEU DUCTS AND LINES FOR SECURITY. ALL SEEM IN GOOD CONDITION. REAPPLIED FOIL AROUND ALL PNEU DUCT CLAMPS AND CONNECTIONS. RAN NR 1 ENG AT POWER WITH NO FIRE WARNING, IAW JRH. AFTER RUN, OPENED NR 1 ENG COWL AND INSPECTED ENG. NO EVIDENCE OF OF DUCT LEAKS.