1. Introdución
This manual provides detailed instructions for the installation, programming, operation, and maintenance of your Orbit 9-Station Easy-Set Logic Irrigation Timer, Model ORGL20787. Please read this manual thoroughly before operating the timer to ensure proper function and longevity of the product.
1.1 Produto superadoview
The Orbit 9-Station Easy-Set Logic Irrigation Timer is designed to automate your watering schedule for up to nine independent zones. Its intuitive interface and programmable features allow for precise control over your irrigation system, helping to conserve water and maintain a healthy landscape.
1.2 Información de seguridade
- Ensure the timer is installed in a location protected from direct weather exposure, such as rain or extreme temperatures.
- Desconecte a alimentación antes de realizar calquera cableado ou mantemento.
- Do not attempt to open or repair the timer yourself. Refer all servicing to qualified personnel.
- Keep the timer away from children.

Figura 1: Orbit 9-Station Easy-Set Logic Irrigation Timer. The image displays the timer with its protective cover open, revealing the digital display, the central rotary dial, and control buttons for programming.
2. Configuración
2.1 Instalación
- Escolle unha localización: Select a cool, dry location near a standard electrical outlet and away from direct sunlight or extreme weather.
- Montaxe: Use the provided mounting screws to secure the timer to a wall. Ensure it is level and securely fastened.
- Conexión de alimentación: Plug the timer's power cord into a standard 120V AC electrical outlet. The display should illuminate.
2.2 Wiring the Valves
The Orbit 9-Station timer supports up to nine irrigation valves. Each valve requires two wires: a common wire and a station wire.
- Cable común: Connect one wire from each valve to the "COMMON" terminal on the timer. This terminal is typically labeled "C".
- Station Wires: Connect the remaining wire from each valve to its corresponding station terminal (e.g., Valve 1 to Station 1, Valve 2 to Station 2, up to Station 9).
- Master Valve/Pump Start (Optional): If your system includes a master valve or pump start relay, connect its wires to the "MV" or "P" terminal and the "COMMON" terminal.
Nota: Ensure all wire connections are secure to prevent electrical shorts or malfunctions.
2.3 Programación inicial
After power-up, the timer will prompt you to set the current time and date.
- Establecer hora: Usa o + e - botóns para axustar a hora e os minutos. Prema o botón SEGUINTE botón para confirmar.
- Definir data: Adjust the year, month, and day using the + e - botóns, confirmando cada un con SEGUINTE.
3. Funcionamento do temporizador
The timer features a rotary dial for easy navigation through programming options.
3.1 Dial Positions
- AUTOMÁTICO: Normal operation mode. The timer will run programmed schedules.
- Axustar o reloxo: Adjust current time and date.
- SET PROGRAMS: Create and modify watering schedules (Start Times, Run Times, Watering Days).
- BUDGET: Adjust watering duration for all stations by a percentage.
- OFF: Disables all automatic watering. Manual operation is still possible.
3.2 Setting Watering Programs
The timer allows for multiple independent programs (e.g., A, B, C) to manage different watering needs.
- Seleccionar programa: Turn the dial to "SET PROGRAMS". Use the PROGRAMA button to select Program A, B, or C.
- Definir horas de inicio: For each program, you can set up to four start times. Use + e - para axustar, e SEGUINTE to move to the next start time.
- Tempos de execución definidos: For each station (1-9), set the desired watering duration (e.g., 10 minutes). Use + e - para axustar, e SEGUINTE to move to the next station.
- Set Watering Days: Choose specific days of the week, odd/even days, or interval watering. Use + e - para seleccionar, e SEGUINTE para confirmar.
- Once programming is complete, turn the dial back to "AUTO" for automatic operation.
3.3 Funcionamento manual
To manually water a station or all stations:
- Turn the dial to "AUTO".
- Preme o MANUAL botón.
- Usa o + e - buttons to select the desired station or "ALL" stations.
- Preme SEGUINTE to set the run time for the manual cycle.
- The selected station(s) will begin watering immediately. To stop, press DESACTIVADO or turn the dial to another position.
4. Mantemento
4.1 Coidados xerais
- Wipe the timer's exterior with a damp pano. Non use produtos de limpeza abrasivos.
- Ensure the protective cover is closed when not programming to shield the display and buttons from dust and moisture.
4.2 Battery Backup (if applicable)
Some models may include a battery compartment for backup power to retain programming during power outages. If your model has this feature, replace the batteries annually or when the low battery indicator appears on the display. Typically, two AA or AAA batteries are used.
Nota: This model (ORGL20787) primarily relies on AC power. While it may have internal memory for program retention, it does not typically use user-replaceable batteries for operation.
5 Solución de problemas
| Problema | Causa posible | Solución |
|---|---|---|
| A pantalla está en branco. | Non hai corrente no temporizador. | Comprobe a toma de corrente, o disxuntor e a conexión do cable de alimentación. |
| Stations do not water. | Timer is in "OFF" mode; incorrect programming; faulty wiring; water supply off. | Turn dial to "AUTO". Verify program settings. Check valve wiring and water supply. |
| A specific station does not water. | Faulty wiring to that station; defective valve. | Inspect wiring for the specific station. Test the valve manually if possible. |
| Timer waters at incorrect times. | Incorrect current time/date; incorrect program start times. | Verify and adjust current time/date. Review and correct program start times. |
6. Especificacións
| Característica | Detalle |
|---|---|
| Número de modelo | ORGL20787 |
| Marca | Órbita |
| Número de estacións | 9 |
| Tamaño da pantalla | 4 polgadas |
| Material | Plástico |
| Cor | Verde |
| Dimensións do produto | 10.5 x 8 x 10 polgadas |
| Peso do elemento | 8.6 onzas |
| Entrada de enerxía | 120V AC, 60Hz (Standard US Outlet) |
| UPC | 046878578999 |
7. Garantía e soporte
For warranty information and technical support, please refer to the official Orbit website or contact Orbit customer service directly. Keep your purchase receipt as proof of purchase for any warranty claims.
Orbit Customer Support:
- Websitio: www.orbitanline.com
- Consulte o websitio para obter números de contacto e horarios de atención ao cliente.





