What was found
IAH - PHX - DIV - LOG 7829027 - CREW REPORTED, AT CRUISE THE AIRCRAFT WAS STRUCK FROM AN UNKNOWN OBJECT CRACKING THE FO'S SIDE WINDOW. THE CREW DEPRESSURIZED, DESCENDED TO FL 100, DECLARED AN EMERGENCY AND DIVERTED TO ELP. THE LANDING WAS UNEVENTFUL. MX REPLACED THE FIRST OFFICERS NR 1 WINDOW. AS A PRECAUTION, MX ALSO REPLACED THE WINDOW HEAT CONTROL UNIT. OPERATIONAL/LEAK CHECK WAS GOOD. UNIT, WINDOW HEAT CONTROL, MFG P/N- 231-2, S/N 6507, TSR: 4862.