Consumer Redressal

I PURCHASED A 3 STAR 1.5 TON AC VOLTAS CHASSIS NO. 4511639H13L019235 FROM KHATTAR ELECTRONICS, NARELA, DELHI ON 01.05.2014 VIDE BILL NO. KE/R/482 AND AFTER INSTALLING IT HAS BEEN FOUND THAT IT IS NOT WORKING AND I COMPLAINED TO KHATTAR ELECTRONICS BUT HE TOLD ME THAT WE ARE NOT RESPONSIBLE AND MAKE YOUR COMPLAINT AT CUSTOMERCARE AND I FILLED COMPLAINT AT CUSTOMER CARE. ENGINEER WAS SENT AT MY HOUSE AND TOLD ME THAT REMOTE IS NOT WORKING AND IT WILL BE SENT TO COMPANY AND WILL BE GIVEN TO YOU WITHIN A WEEK BUT TILL DATE I HAVE NOT RECD. NEITHER THE REMOTE NOR HE IS ATTENDING MY CAL Complaint no. 1353 at VISHWAS REFRIGERATION was lodged by me and remote of split AC new purchased in april, 2014 was not working and sent to Company (as told by Vishwas Refrigeration) one month ago but not received till date. Now no one is picking the phone.What should I do???????? MY ADDRESS IS 50 B ADARSH NAGAR, NEAR RAN SINGH GUJJAR DIARY GALI NO. 6 IN FRONT OF SUMIT RANA HOUSE, SONEPAT 131001 (HARYANA)