507/508 Air leak test fail 1bar/5min Dur ~~~~~ 507/508 Air leak test fail 1bar/5min Dur     #507/508 Checked underframe #2508-A/S pipe joint leak-tightened. #2507 MPV heavy air leak-replaced. #3507 Wiper tank cap leak-replaced cab "O" ring and tightened back ok. After conducted air leak test 0.4bar/5min tested ok. MPV- Old s/n: 1243-396 New s/n: 9911-058    Not: 2421655 raise to CSC. Done by Jack/Koh. 27/09/22