Re: Troubleshoot Ademco Vista 10SE NO AC

["nick markowitz" <nick-markowitz@xxxxxxxxxxx>]

I have seen bad transformer cause low ac when battery in panel starts going
bad and drawing down onpwer line causing an ac loss on ademco 10 se
definately get something better in line 20P etc or different manufactuer all
together 10 se where bamg them out the door specails
"alarman" <alarman2000@xxxxxxxxx> wrote in message
news:fKUoh.9113$kM1.7986@xxxxxxxxxxxxxxx
> "fluvannahoo" <fluvannahoo@xxxxxxxxx> wrote in message
> news:1168375391.361466.192850@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>> Our system keeps going back and forth from "NO AC" to AC.  The other
>> day it sent an alarm when it did that and the battery ran down.  What
>> can I do to troubleshoot this?  The system is probably 10 or 12 years
>> old.  Would a <failing> transformer cause behavior like this?  I am
>> trying to avoid a $75 service call if I can.
>
> Start here:
> Check the obvious: loose wiring at the transformer, transformer fitting
> loosely in the outlet, transformer wire damaged by contact, abrasion,
> rodents, etc.
>
> The outlet itself may be faulty, or the electrical connection behind it,
> or there may be trouble elsewhere on that circuit.
>
> You may have a faulty circuit breaker.
>
> Unplug the transformer and use an extention cord to temporarily connect it
> to a known good outlet.
>
> Plug a lamp in there the transformer was. Wiggle the plug around and see
> what happens.
>
> Try a new transformer.
>
> Upgrade to a real alarm control panel.
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> Just kidding.
> js
>