1. Introducció
This manual provides instructions for the HBN U56B 24-Hour Mechanical Indoor Outlet Timer. This device is designed to automate the on/off cycles of indoor electrical appliances, offering convenience and energy management. It features dual 3-prong grounded outlets and allows for programming in 15-minute intervals over a 24-hour period.

Image 1.1: HBN U56B Timer plugged into a standard wall outlet.
2. Informació de seguretat
- Només per a ús interior. No exposeu a l'aigua ni a la calor.amp condicions.
- Do not exceed the electrical ratings of the timer (125VAC, 60Hz, 1875W, 15A Resistive, 8A Tungsten, 1/2HP).
- Assegureu-vos que el temporitzador estigui ben connectat a una presa de corrent amb connexió a terra.
- Mantenir fora de l'abast dels nens.
- Do not disassemble or attempt to repair the timer. Contact customer support if issues arise.
3. Producte acabatview
The HBN U56B timer features a mechanical dial for setting schedules and a side switch for mode selection. It includes two 3-prong grounded outlets for connecting appliances.

Image 3.1: Key components of the HBN U56B Timer.
- Marcació del rellotge: The rotating dial with 24-hour markings (AM/PM) and push pins.
- Pins de pressió: Small segments around the dial. Each pin represents 15 minutes. Pushed down = ON, Pulled up = OFF.
- Fletxa: Indicates the current time on the dial.
- Interruptor lliscant: Located on the side, it allows selection between 'ON' (continuous power), 'OFF' (no power), and 'TIMER' (programmed schedule).
- Punts de venda a terra: Two 3-prong outlets for connecting devices.
4. Configuració i programació
Follow these steps to set up and program your HBN U56B timer:
- Prepare the Pins: Before setting any schedule, ensure all push pins around the clock dial are in the 'UP' position (OFF).
- Establir els horaris d'encesa/apagada: Push down the pins corresponding to the time periods you want your connected device(s) to be 'ON'. Each pushed-down pin represents 15 minutes of 'ON' time. For example, to turn a device on from 6:00 PM to 11:00 PM, push down all pins between the '6 PM' and '11 PM' markings on the dial.
- Estableix l'hora actual: Rotate the entire clock dial clockwise until the arrow on the timer aligns with the current time. The dial is marked for 24 hours (AM/PM indicated by sun/moon icons).
- Seleccioneu el mode de funcionament: Use the slide switch on the side to select 'TIMER' mode (indicated by a clock icon). This activates your programmed schedule.
- Plug In and Connect: Plug the timer into a grounded wall outlet. Then, plug your appliance(s) into the timer's outlets. Ensure your appliance is switched to the 'ON' position if it has its own power switch.

Image 4.1: Step-by-step guide for setting up the timer.
Video: Setting 15-Minute Intervals
Video 4.2: This official HBN video demonstrates how to set the 15-minute intervals on the 24-hour indoor timer, illustrating the process of pushing down pins to define ON periods.
5. Operating the Timer
Once programmed, the timer will automatically turn your devices on and off according to your set schedule, repeating daily. The slide switch offers additional control:
- Posició 'ON': Provides continuous power to the connected devices, overriding the programmed schedule.
- 'OFF' Position: Cuts power to the connected devices, overriding the programmed schedule.
- 'TIMER' Position (Clock Icon): Activates the programmed schedule.
Aplicacions típiques
This timer is suitable for a variety of indoor appliances, including:
- Lamps and decorative lighting
- Màquines de cafè
- Humidifiers and diffusers
- Wi-Fi routers (for scheduled restarts)
- Ventiladors elèctrics
- Aquarium lights

Imatge 5.1: Ex.amples of common household appliances used with the HBN timer.
6. Manteniment
The HBN U56B timer requires minimal maintenance:
- Keep the timer clean and free from dust. Wipe with a dry cloth.
- Avoid exposing the timer to extreme temperatures or humidity.
- No utilitzeu netejadors abrasius ni dissolvents.
7. Solució De Problemes
- El dispositiu no s'encén/apaga a les hores programades:
- Ensure the slide switch is set to 'TIMER' mode.
- Verify that the current time on the dial aligns with the arrow.
- Check that the correct pins are pushed down for the desired 'ON' periods.
- Confirmeu que l'interruptor d'alimentació de l'aparell connectat estigui en la posició "ON".
- No hi ha alimentació als dispositius connectats:
- Comproveu si la presa de corrent funciona correctament connectant-hi un altre dispositiu.
- Ensure the timer is securely plugged into the wall outlet.
- Verify the slide switch is not in the 'OFF' position.
8. Especificacions
| Especificació | Detall |
|---|---|
| Número de model | U56B |
| Voltage | 125VAC, 60Hz |
| Màx. Carregant | 1875W, 15A Resistive |
| Classificació de tungstè | 8A de tungstè |
| Valoració del motor | 1/2 CV |
| Intervals | 15 minuts |
| Nombre de configuracions | Fins a 48 encesos/apagats per dia |
| Punts de venda | Doble connexió a terra de 3 clavilles |
| Dimensions | 3.3 x 2.7 x 1.8 polzades |
| Pes | 5.9 unces |
| Certificació | Llistat per ETL |
9. Garantia i Suport
HBN provides 12 months of professional customer support for this product. If you encounter any issues or have questions regarding your HBN U56B timer, please contact HBN customer service for assistance.
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