Page 2
Thank you for choosing ESi Controls. All our products are tested in the UK so we are confident this product will reach you in perfect condition and give you many years of service. However, for additional peace of mind, we recommend you register your product online at www.esicontrols.co.uk/warranty for your...
Technical data Electronic Dual Thermostat Power Supply 230 VAC 50-60Hz Switch Action SPDT (control), SPST (limit) 230 VAC 6(1)A Temperature Setting Range 25°C to 65°C Automated “Boost” As per user setting (see page 9) Limit Thermostat 80°C with concealed manual reset Tolerance <1°C Switching Differential...
Installation Safety Instructions The unit must be installed by a suitably qualified person in accordance with the latest IEE Wiring Regulations. N.B. Isolate mains supply before commencing installation. Please read all instructions before proceeding. Ensure that the fixed wiring connections to the mains supply is via a fuse rated at not more than 6 amps and class ‘A’...
To ensure the elimination of Legionella Bacteria in the Hot Water Cylinder, at least once a week the Cylinder should be heated to 61°C. This is carried out automatically by the ESCTDEB. The Boiler Thermostat (output temperature) must therefore be set to maximum and homeowners...
The reset for the thermostat is under the adjustment dial. Adjusting the 1 Hour Boost The ESCTDEB has user defined settings where the duration of the Legionella Override can be adjusted from 1 to 7 days or completely disabled to operate as a conventional Dual Cylinder Thermostat.
4. Once selected, release the button and the unit will return to the user set position within 5 seconds. 5. Press and hold the HOLIDAY button for a further 5 seconds to confirm your selection. Wiring Example: S Plan CYLINDER STAT HW-ON Fused Main Supply...
Page 11
Wiring Example: S Plan with Weather Compensator CYLINDER STAT HW-ON WEATHER COMPENSATOR Fused Main Supply ZONE VALVE HWS CH2-ON CH1-ON HW-ON PROGRAMMER...
Wiring Example: Y Plan CYLINDER STAT HW-ON Fused Main GREY ORANGE WHITE BLUE GREEN/ Supply YELLOW 3 PORT MID POSITION CH2-ON CH1-ON HW-ON PROGRAMMER Wiring Diagram 1.0-2.5mm 6mm MAX Common Hot Water ON (N/O) Hot Water OFF (N/C) This product requires a fused permanent Live and Neutral supply.
Page 14
We are continuously developing our products to bring you the very latest in energy saving technology and simplicity. However, should you have any questions setting up your controls please email us at sales@esicontrols.co.uk or for technical queries call us on our dedicated technical helpline 07539 117468.
Page 15
WARNING: Interference with sealed parts renders the guarantee void. In the interests of continuous product improvement we reserve the right to alter designs, specifications and materials without prior notice and cannot accept liability for errors.
Need help?
Do you have a question about the ESCTDEB and is the answer not in the manual?
Questions and answers