Re: Smoke alarms

[zig <wallstreet123456@xxxxxxxxx>]

On May 2, 12:32=A0pm, "Bob La Londe" <onebike...@xxxxxxxxx> wrote:
> "zig" <wallstreet123...@xxxxxxxxx> wrote in message
>
> news:23508f44-0e18-42bc-819d-dec17308e954@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>
> > I have three two wire smoke alarms hard wired to my Napco 3200 panel.
> > The smoke detectors are over 13 years old and they labeled ESL
> > (Photoelectic) =A02-Wire Smoke Detector.
> > Should smoke detectors be replaced after a certain period of time and
> > if so what Brand/model do you recommend to replace these with and what
> > are the
> > steps required to install the new ones?
>
> > As always thanks for your help.
>
> > Steven
>
> I have heard it said before that smoke detectors should be replaced every
> ten years. =A0I would download the installation sheet for your smoke dete=
ctor
> and test them (if they have a magnet test) according to the sheet and
> replace any that do not test within spec. =A0You may want to replace them
> anyway as there was an ESL 400 series smoke recall sometime back then.
> Currently I like the ESL 521 BXT for general 2-wire applications.

Thanks Bob,
Is it as easy as just removing the wires from the old units and
attaching them to the new detectors or must I do something on the
alarm panel first?