EPH CONTROLS CR21P Y Plan Hardwired Pack Instructions
- June 1, 2024
- EPH CONTROLS
Table of Contents
EPH CONTROLS CR21P Y Plan Hardwired Pack
Product Information
Specifications
- Model: CR21P / CR22P / CR28P Y Plan Hardwired Pack
- Components:
- 1 x 2 Channel Programmer
- 1 x 3 Port Motorised Valve
- 1 x Pipe / Cylinder Thermostat
- 1 x Room Thermostat
- 1 x Wiring Centre
Product Usage Instructions
Safety Precautions
Before installation or wiring, ensure to consult the boiler installation
instructions for safety and proper functioning.
Installation Steps
- Refer to the provided wiring diagram for correct connections.
- Ensure a permanent power supply is available.
- Connect the components as per the specified wiring instructions.
Programming the System
Follow the programming instructions provided with the 2 Channel Programmer
to set up schedules and timings for heating and hot water.
Adjusting Thermostats:
Set the desired temperature on both the Pipe / Cylinder Thermostat and Room
Thermostat for efficient heating control.
Troubleshooting:
If you encounter any issues with the system, refer to the troubleshooting
section of the user manual or contact customer support for assistance.
FAQ
-
Q: What should I do if the system does not respond to programming?
A: Check the power supply, wiring connections, and programming settings to ensure they are correctly set up. If issues persist, contact customer support for further assistance. -
Q: Can I use this system with any type of boiler?
A: It is recommended to consult the boiler manufacturer’s instructions to ensure compatibility with your specific boiler model.
CR21P / CR22P / CR28P Y Plan Hardwired Pack
Components
- 1 x 2 Channel Programmer
- 1 x 3 Port Motorised Valve
- 1 x Pipe / Cylinder Thermostat
- 1 x Room Thermostat
- 1 x Wiring Centre
Wiring Diagram
CAUTION!
Consult the boiler installation instructions before wiring!
Boiler manufacturers wiring schematics may vary:
- A permanent power supply may be required
- An overrun function may be required
- A volt-free signal from the motorised valves limit switches may be required
SPUR FUSED @ 3A
WRP
Pipe / Cylinder Thermostat
CM2
Room Thermostat
R27V2
Programmer 
MOTORISED VALVE
WIRING CENTRE
EPH Controls Ireland
021 471 8440 Cork, T12 W665
technical@ephcontrols.com
www.ephcontrols.com
EPH Controls UK
01933 322 072 Harrow, HA1 1BD
technical@ephcontrols.co.uk
www.ephcontrols.co.uk
2024-03-20_CR2_P_WD_V2_PK
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>