3620 MR PRESSURE UNABLE TO CHARGE >2 BAR ~~~~~ 3620 MR PRESSURE U BLE TO CHARGE >2 BAR DURING TRAIN PREP.  3620 replaced MR safety v/v(10.7 bar rating). Function check & pneumatic test - OK.                             3619                3620 Charge-up time :          2 min 32 sec       1 min 55 sec Cut-in         :          8.7 bar            8.6 bar Cut-out        :          10.5 bar           10.4 bar Air Leak       :          0.4 bar/5 min      same  Alan/Lee PT/Anand 44868