EMU 501/502 Air leak test failed (0.9bar ~~~~~ EMU 501/502 Air leak test failed (0.9bar)  Uncouple 3501: 1.0bar/5min 3502: 0.8bar/5min Air leak locations *3501* Horn Pipeline filter WFL Pipeline filter Auto coupler air leak *1501* #2 end strainer check valve tightened to no avail-to replace kit #2 end strainer check valve pipe joint- tightened done #2 end couple MR hose-tightened done *2501* #1 end coupler MR hose-tightened done #2end Coupler Centering device pipe joint-tightened done MPV air leak from exhaust-replace MPV *2502* #1 end Coupler MR Pipe hose *1502* #2 end coupler MR hose AS isolating cock pipe joint *3502* #2 end coupler MR hose Horn filter pipeline WFL filter pipeline Air leak test 1.0 bar/5min MPV NEW:10-23276 OLD:0951242 NOTIF RSW:2334031 Done by Zulq, Saini, Asruddin 44521 To follow up air leak rectification Already done refer to 0010.