Hitachi — Worst experience invertor technology

Complaint number:[protected] Worst experience after purchaing the invertor technolgy ac .i have purchased the hitachie ac april 2014 from your authorised delear in ludhaina.in one year three time gas is leaked and evry time gas is refileed under waranty period and now waranty is over and now fourthtime still same problem is arised and now they told us that your colling coil is leaked and now demand for the 6500 for colling coil and 2800 for gas .now my question is if part is having a defect then why part is not replaced in warranty period every time gas is refiled only.it means company is making the profit and afetr warranty lapse they charged for part cost.so please check this issue and please refund my all cost as its a company mistake then why customer pay the money for this mastake .please revert for this query and refund my money Manu anand [protected] Sent from my iPhone