Tag Archives: Valve

Understanding Water pressure (PSI) and Gallons Per Minute (GPM) on your irrigation system

Water pressure (PSI) and Gallons Per Minute (GPM) are 2 major factors in what your home’s irrigation system can handle. When planning an efficient automatic irrigation system, you must determine the correct Sprinkler System Design Capacity — how much water is available for residential irrigation. To check the water pressure, attach a pressure gauge to…Read More »

Manifold General knowledge

This article contains some general information on Orbit manifolds and should help with questions you may have. How to make a 4-valve manifold using the preassembled 3-valve (57253) – 1-inch Male Swivel Adapter (two of these) 57199 Slip Transition Adapter 57191 1 Port Manifold Extension 57181 Swivel Double Union 57184 1″ Inline Sprinkler Valve 57281…Read More »

Water Hammer

Water Hammer (also referred to as hydraulic shock), is caused in water systems either when a tap is turned off quickly, or by fast-acting valves, which suddenly stops the water from moving through the pipes and sets up a shock wave through the water, causing the pipes to vibrate and shudder. This can sometimes sound…Read More »

How to troubleshoot a timer not operating valves

Here is a guide to troubleshooting your system when the sprinklers aren’t turning on, even though the timer says they’re running. There can be a few different possible causes when this issue occurs. First, we need to be sure the sprinkler wire from the valve(s) is fully inserted in the terminal. You will want to…Read More »

How to Wire a Timer

Each valve should have two wires coming off of the solenoid. One wire will be connected to a common wire (usually a white-colored wire) along with every other valve. The common wire is attached to the COM terminal on the timer (there are multiple common terminals, it doesn’t matter which it goes in). The second…Read More »

How to Replace a Sprinkler Valve Parts

Here is a video on how to replace the diaphragm inside a valve. Each valve has it’s own diaphragm. You will need to match the model of the diaphragm with the model of the valve. Here is a video on how to replace the solenoid on a valve Most solenoids on Orbit valves are interchangeable….Read More »

How to troubleshoot one or more valves not turning on

There can be a few different possible causes when this issue occurs. First, we need to be sure the sprinkler wire from the valve(s) is fully inserted in the terminal. You will want to remove the wire and reinsert it. If your terminal uses screws, please make sure they’re tightened. To ensure the wiring is…Read More »

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