Samsung Wasing Machine — top loader/ coins went inside drum plates not removed

I bought washing machine on 8th Aug 2013,few days after around 20th few coins inadvertantly went inside drum plates thereby producing loud noice ...called serv helpline and first sent a servman without proper knowledge of it argued no coins inside it is vibration of metal stand etc. ..later on my compulsion took two coins finised his job without verifying a final touch...next day same problem came contacted helpline sent another serv.man he also finally traced one coin...asked me to contact helpline complaint when it occurs...I did so next day No one came I had been to Madurai for 4 days again on retun to chennai i made another complaint...first they said one serv engr will come but next day also they didnot come...later when I contacted they said senior engr will come two or three days after that is on monday 2nd of Sep...these way dodged me to a boring session I dont know when the will come to save me and my machine such aprompt service we can expect from samsung.my complaint No aleady with them registered as [protected] my ph[protected].........................pl call me