561/562 air leak test failed, found duri ~~~~~ 561/562 air leak test failed, found duri     EMU562 air leak rate 0.6bar/5min(pass).EMU561 air leak rate 0.78bar/5min criteria failed.Checked underframe and saloon pneumatic equiptments for air leaks.Found #3561-A3 door and #1561-B4 door T-joint pipe coupling air leaking,Tighten pipe coupling,no further leaks observed.#2561 CR  pipe coupling air leaking,tighten coupling,no further leaks observed.After rectification,EMU 561 air leak rate 0.6bar/5min(pass) Done by Sanip/Firdaus/Joshua. 01/12/20