alarm siren

Hi, I have been working on an Intellisense alarm 800L the original issue was externall siren keeps going off every few minutes for 5 seconds and then turning off again. I have since changed the battery inside which has stopped the siren going off all the time and all the fuses are good, and...

Hi I have a powermax express alarm system with a mcs-740 siren. I self installed 10 months ago. Recently (last week)had 2/3 alarms going off all between 3-6 am and on separate days. There was no indication of tamper or break in. Alarm was in armed mode each event. The system flagged a S01...