Broken spray heads: If you notice that your sprinkler heads don’t pop up … Like a broken pipe, a broken sprinkler head robs the rest of the sprinkler system of the necessary flow and pressure to function. Fortunately, you can troubleshoot your lawn sprinkler problems easily. We swap Zone 3 and Zone 4, and afterwards Zone 3 is still not working. Example 2: Zone 3 is not working. It doesn’t start automatically or manually. If there is a non-working zone, check for an … All you need to do if figure out if it is the timer, wire, or valve at fault. Not sure if it is the sprinkler heads. Broken sprinklers are usually easy to find. If you are unsure about which radiators belong to each zone… The way you do this is by a simple process of … Zone 2 of my irrigation system has 6 pop-up sprinkler heads but the last two do not pop up, nor is there any water coming from them at all. I bought the house a year ago so the sprinkler system is fairly new. If you suspect that a broken sprinkler is causing your sprinkler system to malfunction, turn on the water supply and insect each sprinkler. By process of elimination we can determine that the issue lies in the Wiring to Zone 4 or the valve/solenoid on Zone 4. An … I switched the wires from this zone to another and the back yard still doesn’t turn on but the front yard connected to the back yard zone … My assumption is that there is a break in the main PVC line after the last working … Know that the water system is divided into zones; each has its valve controlling a sprinkler head. In one zone I have six sprinkler heads. To help draw out air, locate the bleeder valves on all the radiators in the affected heating zone. A sprinkler system with a zone that will not turn on or off has either a malfunctioning timer, zone valve or a short in the low-voltage wire. Here are seven common problems and how you can fix them: 1. https://www.familyhandyman.com/project/fixing-sprinkler-systems They are completely dry, even in the flex lines they are attached to. One sprinkler zone not working Got a zone that is not turning on? Example 1: Zone 3 is not working. Sometimes, a heating zone will not work properly because water cannot move through the baseboard radiators. Two of the heads will not work. This happens when an air bubble blocks the pipes. Not sure where to start to get the two sprinkler heads working. One or More Zones Will Not Turn on or Stay on. We swap Zone 3 and Zone 4, and afterwards Zone 4 is not working. If the zone stopped working, there might be an issue in the voltage. https://happyygarden.com/sprinkler-system-low-pressure-one-zone My sprinkler system has been working fine for a while, but one of the zones (back yard) stopped working. Issue lies in the flex lines they are completely dry, even in the flex they... 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