What was found
WINDOW OVERHEAT, LEFT SIDE L2 WINDOW. QRH WINDOW OVERHEAT CHECKLIST COMPLETED. WINDOW OVERHEAT, LEFT SIDE WINDOW (L2) ILLUMINATED AGAIN. GROUNDED - YES. INITAL EVAL, NO LT ON RECALL. L SIDE SW PLACED TO ON, STAYS IN ON, NO OVERHEAT. OPS CHECKS GOOD IAW AMM 30-41-21-760-801. L2 WINDOW STILL ON PRIMARY, NO A/C HISTORY. PERFORMED WHCU BITE IAW FIM 30-41-TASK 801. NO FAULTS. SHOWS "WINDOW SENSOR" AND "WINDOW POWER" IN FAULT HISTORY. BOTH SENSORS READ WITHIN LIMITS 290-310 OHMS IAW AMM 30-41-21-760-801. COIL CORD READS GOOD CONTINUITY ALL PINS, NO SHORTS NOTED. OVERHEAT TEST IAW AMM 30-41-11-710-801, CHECKS GOOD ALL 4.