[Resolved]  Kent RO — filter not working

my product kent guard+ serial no kr[protected] amc done on 12 jan 15. for last 3 days the filter alarm was ringing and now filter is not working.i have been calling [protected], [protected] and call kept getting directed to same no.then i called [protected], no of mr pramod who did our amc but he did not pick up the call.now its an emergency since the filter is not working and we do not have drinking water.pl send some one at the earliest to rectify the fault.my address is as under alok sinha 59/2 baird place delhi cantt 110010.