#3504 Air dryer keep purging cause MR sl ~~~~~ #3504 Air dryer keep purging cause MR sl     Chck and found #3504 Air dryer  non-stop purging from exhaust port.Replaced air dryer and function test ok.Leak test 0.5bar/5min.Cut in 8.68/Cut out 10.35bar.Charging time 2min & 26sec. Air dryer-Old s/n: 351521028  New s/n: 3512450002 Not: 2241589 raise to RSW.    Done by Sanip/Faddzal. 22/01/21