I guess James Spann is happy.

I would recommend PB Blaster over WD40. Which ever you choose use liberal amounts. Some very light tapping with a hammer may help as well

If memory serves there's a P15 visible from I-49/US 71. Same sky blue paint.

The 3000 series is what got me originally interested in sirens. The one at Union and Green Park road in St Louis County MO in particular. Being a student at Green Park Lutheran I was treated every first Monday of the month at 11 am to the counties testing. We all got a kick out of the DTMF tones tha...

Did Waynesville put in new sirens or did they just give up on the idea of sirens after letting the 612s rot?

There are 3 612s in their system if memory serves. They are numbered on their control boxes. Waynesville has or had a couple in their sytem as well.

Maybe a little bit of paint thinner on and around the screws. Light tapping with a hammer or mallet. After the paint thinner dries then spray the screws liberally with PB Blaster and let soak for a while. All in a well ventilated area of course.

I wonder if any of the individual cities in those counties will put up their own sirens or have their own systems independent of the county systems.

Now that I think about it Sentry has a new electronic voice capable siren available.

A pair of well placed Whelen 29xx series would serve your area well with a voice capability for out of towners who may not understand why the siren is sounding. Being a small town you may qualify for matching USDA funds for purchasing. If you're going mechanical then Sentry is probably the way to go...