Voltas — new split ac one ton not cooling due to manufacturing fault

i have purchased one ton ac from AMAR TRADERS in patiala dated 19/07/2014. on 21st july i fitted in my room. very next day it creates problem there will be no cooling. i complaint on 22nd july in show room. they temprarory repair it . I again complaint on 31st july no is [protected]. but we are not satisfied . i shut down the ac.i request for change the ac but there is not better service. iagain complaint on 12th april 2015 [protected] and 24th april [protected]. i face insult in my inlaws home because my parents gift it on my marriage which was on 20th july 2014. mechanis told me it is a fault of manufacturing . now i am frustataed from it . why i face insult because i pay for that. so i request you please change the piece otherwise i knock the door of court for justice. bill no R 1561 dated 19/07/2014 HARVEEN KAUR 25500/-