6. BATTERY REPLACEMENT.
The thermostat contains an internal battery that maintains the settings should you have a power
failure.
If you find the settings are not remembered after a power cut, the battery needs replacing.
• Before replacing the battery, ensure the mains
power is completely turned off and isolated.
1) Remove the front screen panel as per
instruction 1 on page 5.
2) Disconnect the plug connecting the front
screen to the back of the controller.
3) Replace the battery with another ensuring
polarity is correct.
4) Dispose of the old battery correctly.
5) Reassemble is reversal of above.
Battery - CR1220 Lithium Cell
7. SENSOR FAULT CODES.
E1 or E2 fault codes are displayed if the sensors are faulty or are not connected. The thermostat
will stop heating until the fault is corrected.
If in the master settings shown overleaf, you have selected N3 for option A4 (Sensors used) you
MUST have a floor sensor present and working otherwise the display will show fault code E2 and
will not work.
NOTE: It is our policy to continually improve products and as such we reserve the right to alter data, specifications and
component parts without prior notice.
REGISTER:
Activate your warranty by registering online at www.bnthermic.co.uk
and retain this installation data for future reference.
IMPORTANT: No liability is accepted for incorrect use of this product.
WARRANTY: Your BN Thermic product is guaranteed for one year from date of
purchase. We will repair or replace at our discretion any part found to be defective. We
cannot assume any consequential liability. This guarantee in no way prejudices your
rights under common law and is offered as an addition to consumer liability rights.
B16CINS-v01
This product conforms to EU Directive 2002/96/EC.
This appliance bears the symbol of the crossed waste bin. This indicates that, at the end of its useful life, it must not be disposed
of as domestic waste, but must be taken to a collection centre for waste electrical and electronic equipment. It is the user's
responsibility to dispose of this appliance through the appropriate channels. Failure to do so may incur penalties established
by laws governing waste disposal.
34 Stephenson Way,
Crawley, RH10 1TN
Tel: +44 (0) 1293 547361
Email: sales@bnthermic.co.uk
Web: www.bnthermic.co.uk
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