Vasanth & Co — Outdoor problem

I have purchased Bluestar air condition in Vasanth & Co west tambaram on 18th August it was installed on 10th Sep sales person name is Edward. Bluestar service person come and installed and switch on the AC at the time outdoor fan sound is very high immediately I called Edward and inform the problem he said don’t through the outdoor box I will replace the outdoor after that he spoke to the bluestar person he said they will take care and change the front panel, today the come and change without any logo serial no nothing only plain sheet. I called to Edward it will come like this, how will I accept this. I am purchase AC from you only if any damage you are the responsible.

I need to change the outdoor otherwise refund my amount. I am enclosed the bill your reference