Snap: Water dripping in coach 2686 near ~~~~~ 2686-No 2 End found drain pan choke. Perform purging choked cleared. Water flow at drain pan-Ok. Rubber lining at AHU unit removed previously. No Leak detected found on Interior.   Shaik / Zohri / Yusri / Surendar / H.Haziq.  06.04.2024.