EPH Wired Central Heating & Hot Water Programmer - White
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Product Information
Full details
This guide is for users of the EPH Wired Central Heating & Hot Water Programmer (A27-HW), a two-zone programmer designed to control central heating and hot water systems. It offers flexible scheduling options and a user-friendly interface for easy operation. Note that while this programmer is designed for easy installation, professional installation is recommended if you are not familiar with electrical wiring.
All features
| Colour | White |
|---|---|
| Model Part Number | A27-HW |
| Brand | EPH |
Extended Product Information
FAQs
How do I set the time and date?
Refer to the user manual for detailed instructions on setting the time and date. Typically, you will enter the setup menu and use the buttons to adjust the values.
How do I set the heating and hot water schedules?
Use the programmer's interface to set the on and off times for heating and hot water. You can usually select different schedules for weekdays and weekends.
What does the boost function do?
The boost function provides immediate heating or hot water for a set period, overriding the scheduled settings.
How do I use the holiday mode?
Activate the holiday mode to prevent the heating from turning on while you are away. This is usually found in the settings menu.
How do I reset the programmer to factory settings?
Consult the user manual for the specific reset procedure. Typically, you hold down a specific button or combination of buttons while the unit powers on.
Where can I find the user manual?
The user manual is included with the product. You may also find a digital version on the manufacturer's website.
What is the service interval timer for?
The service interval timer is a reminder to schedule maintenance for your heating system, usually annually. You can set the interval.
Is professional installation required?
While the programmer is designed for easy installation, professional installation is recommended, especially if you are not familiar with electrical wiring. Incorrect wiring can be dangerous.
Troubleshooting
The heating or hot water isn't turning on.
Check the programmer settings to ensure the correct time and schedule are set. Verify that the boiler is receiving power and that the system is not in holiday mode.
The display is blank.
Check the power supply to the programmer. Ensure the fuse is intact and that the wiring connections are secure.
The programmer is not responding to button presses.
Try resetting the programmer by turning off the power at the circuit breaker for a few minutes, then turning it back on. Check the batteries (if applicable).
The hot water or heating is always on.
Check the wiring connections to ensure they are correct and there are no crossed wires. Check the settings for the on/off times and make sure there are no overlaps.
Pros and Cons
Pros
- Independent control of heating and hot water.
- Flexible scheduling options to suit your lifestyle.
- Boost function for immediate heating/hot water.
- Easy to use interface.
- Standard backplate for easy installation.
- Service interval reminder for maintenance.
Cons
- Requires mains wiring, professional installation recommended.
- May not be compatible with all boiler systems (check compatibility).
- Limited to two zones of control (heating and hot water).
- No remote access or smart features.
Setup, Compatibility & Care
- Installation: The A27-HW fits industry-standard backplates. Always isolate the electrical supply before commencing installation. Follow the wiring instructions in the product manual. If you're not comfortable with electrical work, consult a qualified professional.
- Compatibility: This programmer is designed for most central heating and hot water systems. Check your boiler manual to ensure compatibility with the programmer's wiring requirements.
- Initial Setup: After installation, power on the unit and follow the quick setup guide in the user manual to set the time, date, and your desired heating/hot water schedules.
- Care:
- Wipe the unit with a soft, dry cloth. Do not use solvents or abrasive cleaners.
- Avoid exposing the unit to extreme temperatures or moisture.
- Check and replace batteries as needed (if applicable) for the clock and settings.