Counterbound T226 TC reported T409 'B' side headlight was not working. TC confirmed headlight fault.TC stepped out at KRJ checked and confirmed that 'B' side h eadlight was not working. Counterbound T226 TC reported T409 ~~~~~ 3663: Counterbound TC reported 'B' side headlight not working. TC confirmed headlight fault. TC stepped out at KRJ checked and confirmed that 'B' side headlight was not working.  3663 found B/S headlight not working. Replaced with new headlight. Security/function test - OK.  Wong/Shamil 45293