What was found
DURING CLIMBOUT PASSED FL 370 WITH THE WING ANTI ICE OFF RIGHT BLEED TRIP OFF LT ILLUMINATED. RAN QRH PROCEDURE DURING CLIMB & LIGHT WENT OUT. LIGHT RE-ILLUMINATED 30 SECONDS LATER. RAN QRH PROCEDURE AGAIN AT CRUISE WITH REDUCED POWER SETTING & LIGHT WENT OUT & STAYED OUT FOR REMAINDER OF FLIGHT. REPLACED HIGH STAGE VALVE ON NR 2 ENG PER MM 36 11 06. REPLACED HIGH STAGE REGULATOR ON NR 2 ENG PER MM 36 11 07, ALL LEAK CHECKS GOOD. ACCOMPLISHED REPAIR CONFIRMATION PER FIM 36 10 00 810 801 STEP I. NO DEFECTS NOTED.