3620 - DURING DT CHECK, MR TANK SAFETY V ~~~~~ 3620 DURING DT CHECK, MR TANK SAFETY VALVE PURGE. AIR PRESSURE REMAINED AT 2 BAR.  3620 checked/found air compresor able to charge till 10.6 bar, no fault was detected. TC feedback MR was fully charged when he shunt in the train. Replaced #3620 safety v/v(MR) & wire mesh filter as a preventive measure. Checked air compressor cut-in/out, charging time & leak test - OK.  Shafie/Au TK 44913