What was found
INSPECTION TYPE: E, TOP AIR TURN BACK AT 10:13Z FOR FWD EQPT OVHT, PASSING 10,000" DURING CLIMB, FWD EQPT OVHT EICAS MESSAGE ALONE WITH ASSOCIATE OVERHEAD OVHT WARNING LIGHT ILLUMINATED, AFTER COMPLETING FWD EQUIPMENT OVERHEAT CHECK LIST ON FINAL, FWD EQUIPMENT OVERHEAT MESSAGE REAPPEARED. T/S IAW FIM 21-58-00, REPLACED M862, TS104, K2198 NO HELP. T/S IAW WDM 21-58-12, FOUND K1005 BOTH PIN 1 AND PIN 8 INFINITY WHEN V178 BY PASS SHUTOFF VALVE IN OPEN POSITION. CHECKED K1011 FOUND PIN 5 AND PIN 6 BENT, REPLACED K1011 AND PERFORMED EQ COOLING SYSTEM TEST OK IAW AMM 21-58-00-5.