What was found
HNL - FLT NR 167 - ON CLIMB-OUT, AFTER POWER WAS SET 'FIRE DETECTION LOOP' ANNUNCIATED AND RIGHT ENGINE LOOP 'A' ILLUMINATED. SELECTED LOOP 'B' PER CHECK LIST AND LIGHTS WENT OUT. DURING CLIMB-OUT RIGHT ENGINE OIL PRESSURE WAS 54 PSI, CRUISE 52 PSI WITH NEEDLE BOUNCING 2 PSI. FOUND 13TH STAGE NOSE COWL DE-ICE VALVE GASKET BLOWN AND OIL PRESSURE LOW LIGHT SWITCH SEPARATED AT SOLDER JOINT. REPLACED GASKET ON 13TH STAGE NOSE COWL DE-ICE VALVE AND OIL LOW PRESSURE SWITCH. LEAK CHECK GOOD. OPERATIONAL CHECK OF 'A' LOOP GOOD. (M)