Voltas / Pride 1.5 Ton AC — not proper cooling

Address:

South Delhi, Delhi

I have purchaged new voltas AC (Sr number 4511411E12E001357) in last month. we have logged a complain with voltas from day 1 of installation, than they told me that colling is not proper due to the roof is heating but after 15 days in raining season, roof is also cool and AC is not working now also. so i have logged a complain again on 5th august their people has came and fill some gases, but issue is same. two persons has visited again and told me that this time our authorised person will come for gas filling but same person has come again. he told us to call on another number. we have not got complain number is 12AU0501419.