Originally Posted by 1idejim
You can fire the furthest valve for 1 minute from the controller, power off the clock, remove the common and MV wires. Connect a stationmaster to those wires and actuate the MV with all zones shut. Look at the meter until you are satisfied and hook the 2 wires back up. Then you can have a beer!!!!
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zactly, always reason to have a master. but this is not the thread topic, it is poly, or not to poly