TC reported air dryer fault at car 3538.MR pressure : 10bar. TC reported air dryer fault at car 353 8. MR pressure : 10bar. ~~~~~ TC reported air dryer fault at car 3538. Check Tims found #3538 air dryer fault.Change out dryer and during function test found air purging constantly.0020 raise to follow up new dryer. #3538 Air Dryer: Old s/n: 015-14039 New s/n: 015-13263 Not: 2442784 Done by Rizman/Koh/Alaudin. 08/12/22 Tobe follow up test on new spare Air dryer Replaced done and function test ok. Air Dryer: Old s/n: 01513263 New s/n: 3517280349 Not: 2442834 Done by Saini/Haslan/Asrsuddin. 09/12/22