What was found
LEFT SIDE WINDOW IS CRACKED IN 2 PLACES. (FLIGHT 3091 - FILED CLOSED) REMOVED AND REPLACED LH SIDE WINDOW IN REFERENCE WITH AMM 56-12-01. PERFORMED OPERATIONAL CHECK OF WINDOW HEAT IN REFERENCE WITH AMM 30-41-06 OPS CHECK GOOD AT THIS TIME. PERFORMED PRESSURIZATION CHECK OF AIRCRAFT IN REFERENCE WITH AMM 56-11-01. OPS CHECK GOOD AT THIS TIME. LEAK CHECK GOOD AT THIS TIME. COMPLIED WITH TASK CARD 56-220-1000-SKY.