Repair – How You Can Fix A Faulty Valve
As sprinkler repair work specialists, a typical issue we see really rapidly in dry environments is a defective valve. This post explains how finest to identify and fix a defective valve by changing a stopped working solenoid. Although electrical parts are fairly reputable, a typical point of failure is the solenoid. The factor for this is that a solenoid is both an electrical and mechanical device. For more details, you can check this.
A set wire coil surrounds a mechanical piston, when an electrical current is applied to the coil, a short-term electromagnetic field is developed which causes movement in the piston.
This movement of the piston is utilized to mechanically open and close the water valve.
Here is a pointer on the best ways to detect a defective solenoid. In dry environments, like the Dallas Metroplex, or throughout durations of little rain, one area or zone of a lawn sprinkler will look various to the other zones.
Either the sprinklers because zone will not turn on, or they will be on continually. Solenoid failure has the sign of a valve ending up being inoperative, either staying in the closed position or staying outdoors position. Generally, this will disable a whole sprinkler zone, so is typically simple to identify. This is a typical sprinkler repair work.
Replacement solenoids are readily available for the majority of valves, and it is a reasonably uncomplicated task to change one.
Here is an idea prior to beginning the task: ensure you have actually recognized the specific make and design of the valve, as there are numerous variations of solenoids which are incompatible.
Contact your sprinkler repair work business or hardware shop that a precise replacement is readily available prior to beginning work. The only tools needed are a set of wire cutters and a set of pliers.
Essential guidance: guarantee that the primary water system to the lawn sprinkler is shut off, as getting rid of the solenoid implies the valve will be completely open at that time, and water will soar through the solenoid body if not shut off. Pointer: frequently the shutoff is either situated near the primary house supply, or beside the primary valve box, so search in those 2 areas initially.
When the water is shut off, presuming the defective valve has actually been determined, the repair work can start. With a set of wire cutters, cut the 2 wires going to the solenoid. It might be appealing to simply detach the existing screw adapters which are near the valve, however, these are typically rusty and it is much better to make a clean-cut.
As soon as the solenoid is devoid of the existing wires, it can be eliminated by turning it counter-clockwise, and the brand-new solenoid set up by turning it clockwise. Guarantee it is tight enough for a water-tight seal.
As soon as set up, strip about half an inch of insulation back from each of the supply wires and utilize a fresh screw nut to link the solenoid. There are 2 wires to be linked, the supply wire and the typical wire. The typical wire is generally white to make it simpler to determine.
Here is some essential info which will avoid issues occurring a long time later on (following this guidance will cost a few dollars more today, however, can conserve difficult problems in the future): Once the connections are tight made certain to constantly utilize a unique water-tight cap over the connections.
Sprinkler grease caps are offered from regional sprinkler supply shops. These caps are plastic tubes filled with grease; the ports are pressed into the grease, and the folding leading snapped down.
This makes sure the ports are surrounded by grease, which avoids water entry and rust. This basic and economical action will assist avoid periodic issues due to deterioration occurring later on. When the grease caps are closed, the solenoid sprinkler repair work is total.
In a dry environment, guarantee that any yard that was harmed by an inoperative solenoid valve gets enough watering to recuperate, prior to returning the watering schedule to its regular setting. In wetter environments, it might be possible to simply resume regular watering.