What was found
LOUD SQUEEL STARTING AROUD 11000 FT PRESSURIZED AIRCRAFT AND LEAK CHECKED WINDOWS. FOUND LEAK ON A PILLAR, RH C PILLAR AND R2 WINDOW FOUND SEALANT DEGRADED ON FIRST OFFICER R1 WINDOW AND POSSIBLE CAUSE OF NOISE , NO PREVIOUS HISTORY BEFORE FINAL SEALANT APPLICATION. REMOVED ALL SEALANT FROM R1 WINDOW ACP PRESSURAZATION TEST REF AMM 05-51-91. NO LEAKS NOTED INSTALLED NYLON CORD AND SEALANT REF AMM 56-11-11.SEALANT NEEDS CURE TIME OF 6 HRS FROM 20:00 HRS SEALANT TACK FREE. OK FOR SVC