Vijay Sales — non installation of voltas window a/c.

Address:

Vijay sales Ashram Road, Ahmedabad

I have purchased above mentioned a/c.in february 2020, after so much follow same was delivered in march. Now no one reply properly & it is laying pack condition at my place. I am loosing warranty period, if i install my self volta’s will not give me warranty. I don’t understand what to do.