What was found
(LOG 4702634) UPON ARRIVAL ON WALK AROUND FOUND ECS HIGH PRESS DOOR PANEL 192DR MISSING. FOUND DAMAGE TO DUBLER, REPLACED DUBLER 149A7244YA REF B737 AIPC 52-48. EXAMINED DUCT AREA FOR LEAKS, PERFORMED IDLE RUN, W/ PACKS 20PSI ON DUCT PRESS. NO LEAKS, REF B737 AMM 71-00. ACCOMPLISHED SEC3 OF ER/A 608431-14. MAINTENANCE LATER REPLACED ESC HIGH PRESS DOOR REF B737 AIPC 52-48-11-01.