it comes with a install guide . is it a wired or wireless unit ?
open the clock top left is where you put the wires wgere it is labeled rs in two screw areas , but if you have wireless unit you have to put the yellow wires under the ac areas .
nestor's.......
Vincent Nestor
Nestor's Sprinklers & Lighting
Alpharetta,Ga.30022
vpn1@bellsouth.net
www.NestorsLandScape.com
www.GeorgiaLighting.net