How Do You Fix Hunter Sprinkler Heads?
Hunter Industries, Inc. is a common brand of irrigation equipment on the market today. For residential and small commercial installations they have three recommended sprinklers (more correctly termed “rotors”), the PGJ, PGP and I-20. They manufacture several larger rotors for civic grounds and athletic fields as well. The repair steps would apply generally to these larger rotors, but specific details may vary. Determine the exact problem before you attempt any repair. Manually start the zone that includes the faulty rotor. Observe the other rotors included in the same zone. If they come on normally, the fault is with the rotor specifically, not the controller, wiring or water supply. Examine the rotor closely while the zone is on. The repair will take a different course of action depending on the symptoms. If the rotor rises and sprays normally, but does not rotate, skip to “Replace Rotor.” If the rotor rises and shoots an uncontrolled column of water, skip to “Install Nozzle.” If some
