Retrofit 440i or 440iHV timer with the 740 Logix Electronic Control Day Timer (NOT METERED ) Assembly used on the GE Osmonics Autotrol 255 Valve ( made since 1996 ).

Also, available for the model 263 and 268 Performa ( order PN AP3021045 ).
Key feature of the Logix timer:
* Single motor provides all the power to turn camshaft - no solenoids are needed!

* Valve may be indexed manually without power in the event of an extended power outage.

Link to Programming GUIDE

Watch Video to see how it's converted