![]() Despite being nominally rechargeable, there's a rather small finite life to these batteries, and deeply discharging them eats into that.Ĭommon recommendation is to plan on replacing on a 3-5 year cycle (how well the alarm "checks" the battery varies between alarms, and it may or may not give you any indication that the battery is useless before you have a 5 minute outage and the alarm goes belly up in 3 or 30 seconds - which can be one reason to unplug for a couple of hours once in a while, but not to the point of killing the battery unless it can't make it for a couple of hours and you replace it. Replacing the batteries on the keypad - Honeywell Home Alarms Honeywell Home 16.6K subscribers Subscribe 1.2K views 2 years ago weareresideo Learn more about Honeywell Home security. The guide covers keypad keys, system status, message center, battery replacements and more. Unclear why you chose to do this - there are not very many reasons to, and several not to. The Honeywell 58V user guide provides information for using a Honeywell 5828 or 5828V Keypad. 10.5 and under are pretty clear indications that one or more cells have definitely given up the ghost) and if it rises before you check it again. Your security system has a rechargeable battery similar to a car battery, it needs to be replaced usually every 3 5 years. ![]() Here are the basic installation steps: Power the Honeywell security system down. ![]() In that case, replace your old unit immediately with a new Honeywell security keypad. You could check the actual voltage with a meter to see if it's alarming (11.99 or less or 12.5 or less, depending who you ask. Smoke sensor Remove the smoke alarm from its mounting base by twisting the smoke alarm counterclockwise Remove the old battery and to ensure proper power-. Once it does, your security system won't respond no matter how hard you press the keys on the keypad. Since the typical alarm is very "trickle" rather than active charge, it may take 2-3 days.ĭepending on what its built in-protections for the battery are, a complete discharge might have damaged it (if no low voltage cutoff - lead-acid batteries HATE being anything like "fully discharged" - they are not NiCads) or not.Īlarm batteries are typically designed to protect in case of a power outage for a certain period of time - if the time yours lasted was particularly short, it probably needs to be replaced. Well, it's either dead, and you need a new battery, or it will recharge and perhaps you don't need a new battery.
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