i am using a panasonic inverter R410a CS-S13PKH air conditioner.when i on the a/c only timer light indicates.after presing the reset it works but few minits its like same. after following some instructions in internet i presed the check button for 5 secons and presed up arrowtimer button when its go to 19 H the indore unit beeps for severel times. i want to know what is the problem with my a/c & how to make it????