What was found
CAPTAIN'S SLIDING WINDOW LEVER EXTREMELY DIFFICULT TO OPEN & PULL BACK. OPENED CAPTAIN'S NR 2 WINDOW, INSPECTED WINDOW COMPONENTS FOR DAMAGE, NO DEFECTS NOTED. FOUND ALL 4 WINDOW LATCH STUDS TO BE COATED WITH A STICKY FILM & LIGHT DEBRIS, SUSPECT FILM TO BE CORROSION PREVENTATIVE. CLEANED ALL LATCH PINS. ACCOMPLISHED TEST OF CAPTAIN'S NR 2 WINDOW LATCH MECHANISM IAW MM 56-11-02-5. WINDOW LATCH OPERATION IS NOW WITH IN MM LIMITS.