![]() ![]() Note: If your fire alarm keeps going off please replace the batteries or the unit itself. If you have alarms that seem to go off for no reason, here are four steps to track down what’s going on: These quotes can help you decide whether to pull the plug on the old system, install a new system yourself, or step aside and let a professional security company do the work.Home alarms have one important job: to alert you of possible trouble. If this happens, find out what a new system would cost by getting a few Free Home Security Systems Quotes from companies in your area. There is no “positive” or “negative”, as the leads are interchangeable.Įven after all your efforts, you may decide that your system is beyond reasonable repair. Unlike the battery, AC connections aren’t polarity-sensitive. Replacement is done by simply swapping out the old transformer for the You can also verify the correct transformer voltage and VA ratings by checking the wiring diagram for your system, often located on a sticker inside the lid of the can. So, for example, you could replace your old 16.5VAC, 25VA transformer with a 16.5VAC, 40VA unit, but not with an 18VAC, 25VA unit. The new unit must have the SAME or HIGHER "VA" rating (Volt-Amps, equivalent to Watts) as the old unit.The new unit must have the SAME "VAC" rating (Volts AC) as the old one.When choosing a replacement transformer, follow two simple rules: These are widely available online, or you can get a comparable unit from Radio To check the plug-in transformer, set your DMM to measure “AC Volts” within a range that covers 16-18VAC, and touch a probe to each AC terminal on the circuit board. Use the model number and brand name to narrow down the search for your battery.Ĭlick here to find other Alarm Batteries at .įor wireless transmitters and other devices, see Replacing Alarm System Batteries. ![]() Sometimes be found on the main board, on the bottom of the enclosure, or This is usually located inside the lid, but can To find an alarm system battery for this type of system, find the make and Or one taking a special type of battery connector. May have an older system requiring a different size or style of battery, The batteries above will cover the vast majority of alarm panelsĪround today, but there have been many different systems produced. This will assure that you get the correct voltage, approximate capacity, and connector style to fit your panel. Make sure the replacement pack you buy is specifically stated to be for use with your brand and model of alarm system. Unlike the larger 4- and 7-amp-hour batteries above, battery packs are not "generic". This means that it only needs enough stand-by battery power to run it's internal radio receiver, main circuit board, and the sounder. Like some other all-in-ones, the Lynx is primarily a wireless system, and doesn't have to power keypads, motion detectors, or any other peripheral devices. Toįind out how much a new system might cost, get some free price quotesįrom alarm dealers in your area. If you have an older system that has more than just battery problems, you may be thinking about replacing it. For help, see this page on "How to Disable the Alarm System in Your Home". If your system is beeping or in alarm and you can't silence it using your code, you may need to shut it down temporarily. "My DSC Home Alarm is Beeping - Causes and Solutions" "My Alarm Keeps Beeping - What Can I Do?" For help, see my alarm system manual page.įor more help with beeping keypads, see these pages: If you don’t have a manual for your alarm system,įree downloads are available for many systems. You can find out how to read the system trouble codes from yourĪlarm users’ manual. Keypads with LED’s may need you to press aīutton or two for the lights to show the trouble condition. Keypads with LCD displays will print out “lowīatt”, "LB", or something similar. Almost all alarm panels will also display a keypad trouble light ![]()
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