RT520 Series Thermostat - Manuals

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• RT520 Series models explained

  RT520/RT520TX/RT520RF - These are the RT520 series devices. The RT520 series is a programmable thermostat similar to the RT510 series but with additional landlord settings and a PIN lock feature for restricting access to certain settings. Model ...

• RT520 Series - Videos

• RT520RF - Wireless Thermostat Diagrams

   RT520RF : Wiring Diagrams  (1.3.2.2) . TPI, SPAN. OpenTherm.                                                               _______________________

• RT520 - Hard Wired Thermostat Diagrams

   RT520 : Wiring Diagrams  ( 1.3.2.1 ) . Boiler Connection    Pump / Valve Connection       KL08NSB Underfloor Heating Wiring Centre Connection                                                     ______________________________

• Re-pair the RT520RF or RT520TX thermostat

  To re-pair the RT520RF or RT520TX thermostat then please follow the steps below - Ensure the receiver is set to Auto and On - Turn off the boiler at the mains switch on the wall for 10 seconds - Turn the boiler back on - The lights should briefly ...