As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN UNABLE TO PRESSURIZE F/O WINDOW PHYSICALLY CLOSED BUT WIND NOISE IS DEAFENING. RESET F/O`S WINDOW. PRESS TO 5 PSI DIF. NO LEAKS NOTED. A/C PRESS NORMAL 456492. INSP F/O`S WINDOW AND FOUND TOP LOCK MECHANISM NOT FULLY ENGAGING ALL THE TIME. ADJ SAME. WINDOW NOW WORKS EVERY TIME. PRESS A/C TO 6 PSI. NO LEAKS AT WINDOW, A/C OK FOR SERVICE.