TC reported power fault at front M2 carwhile arriving station. Reset - ok. ~~~~~ 2710 TC reported power fault 2X arriving station. Reset - ok.  2710 power fault. Found 2 pcs charging resistors(CHeR 2) OL - replaced. Found K1/K2/L1/L2 contact tips worn & replaced all the worn contact tips. 2710 A1 CCD height out of criteria - adjusted to 203mm. Limited movement & checked powering current - OK. Fault cleared.  Kana/Solihin/Koon PL/Shafie 44033