Error Codes
E0 = The internal sensor has developed a fault.
You should contact your thermostat retailer for assistance.
E1 = The remote floor probe has not been connected, has been wired incorrectly
or the probe is faulty.
E2 = The remote air probe has not been connected, has been wired incorrectly or
the probe is faulty.
Error Number
23
Slimline Series
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