In article .com,
Never Enough Money wrote:
Never cleaned them! Seems unlikely thoguh that all of them would get
dirty at the same instant.

Only takes one dirty one. When one goes off, the interconnections set
the others off also.

--
Rich Greenberg Marietta, GA, USA richgr atsign panix.com + 1 770 321 6507
Eastern time. N6LRT I speak for myself & my dogs only. VM'er since CP-67
Canines:Val, Red & Shasta (RIP),Red, husky Owner:Chinook-L
Atlanta Siberian Husky Rescue. www.panix.com/~richgr/ Asst Owner:Sibernet-L