Question
the top cover of my 4 zone hydrotek 4000 is cracked and
it leak,i do not have a manual, where can i get a manual
and parts. Tank you

Answer
Hello Fred,

The indexing valve you have is manufactured by K Rain.  Copy & paste the following link in your browser to take you to the product page - scroll down and you can download a 6 page .pdf manual and other technical data.  

(http://www.krain.com/index.cfm?fuseaction=indexingVlvs.4000series)

Good Luck

Tony