Potterton EP2 User Manual

You can rely on POIIE^JON
Customer’s Guide
EP2
Programmer
Please keep ihese insliuctions in a safe place.
If you move house, please hand them over lo
the next occupier.
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The Programmer and Your System
You have an EP2 Programmer, with which you can set your HOT Water and CENTRAL HEATING to
come ON for two or three time periods per day, with different ON/OFF times for HOT WATER and
CENTRAL HEATING for each day if required.
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The Programmer Built-In ON/OFF Times
The programmer already has built-in ON/OFF periods.
If the programmer has been set to have
2 ON/OFFs then they are:-
If the programmer has been set to have
3 ON/OFFs then they are:-
Weekday Weekend Daily
Weekday Weekend
Daily
1st ON 6:30 AM 6:30 AM
6:30 AM
1st ON
6:30 AM 6:30 AM
6:30 AM
1st OFF 9:30 AM 9:30 AM 9:30 AM 1st OFF 9:30 AM
9:30 AM
9:30 AM
2nd ON 4:30 PM
4:30 PM 4:30 PM 2nd ON 12:00 PM
12:00 PM 12:00 PM
2nd OFF 10:30 PM 10:30 PM
10:30 PM
2nd OFF
12:05 PM 12:05 PM
12:05 PM
3rd ON 4:30 PM
4:30 PM
4:30 PM
3rd OFF 10:30 PM
10:30 PM
10:30 PM
These times can be used, by setting the correct time and day as described in section 3.2 overleaf.
To set up your own ON/OFF times, refer to section 3.3 overleaf

Potterton EP2 Specifications

General

Type	Programmer
Channels	2
Programs per day	3
Display	LCD
Power Supply	230V AC
Backup Battery	No
Mounting	Wall-mounted
Frequency	50Hz
Programming	7 day
Compatibility	Suitable for combi boilers

Summary

The Programmer and Your System

The Programmer Built-In ON/OFF Times

How to Set Your Programmer

Open programming door

Instructions for opening the programmer's access door from the bottom edge.

Set the Clock and Day

Steps to adjust the displayed time and day using the programmer's controls.

Set Central Heating ON/OFF Times

Guide to setting ON/OFF times for central heating using the programmer.

Copy Central Heating ON/OFF Times

Method to copy heating times from one day to another within the programmer.

Set Hot Water ON/OFF Times

Guide to setting ON/OFF times for hot water using the programmer.

Copy Hot Water ON/OFF Times

Method to copy hot water times from one day to another within the programmer.

Example of Copied Times

Provides an example of ON/OFF times copied to the next day for reference.

Finalize Programmer Settings

Instructions to move the slider to RUN and close the programmer door.

Using the HW and CH Sliders

Using the ADVANCE Buttons

Using the EXTEND Buttons

Operation Notes and Memory Backup

Operation Notes

Notes on boiler warm-up time and external controls affecting operation.

Programmer Memory Backup

Information on how the programmer retains settings during power loss.

Guide to Operational Problems

Diagnosing Operational Problems

No Clock Display

Remedies for issues where the clock display is blank.

Buttons Not Functioning

Troubleshooting steps for unresponsive buttons on the programmer.

Heating and Hot Water Not Working

Remedies for when the heating and hot water systems are not operating.

Incorrect Time Displayed

Instructions for correcting errors where the time displayed is incorrect.

Troubleshooting Persistent Issues

Advice on what to do if normal operation cannot be achieved.