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Explains radiator temperature control via boiler and high limit thermostats.
Details how to reset the high limit thermostat after it has tripped.
Describes burner lockout conditions, causes, and the reset procedure.
Visualizes the operational sequence for Combi boilers.
Presents technical specifications for B-Series Boilerhouse models.
Details technical specifications for U-Series Utility Pre-Wired (UHE) models.
Lists technical specifications for U-Series Utility Pumped (UPHE) models.
Provides technical specifications for U-Series Utility System (USHE) models.
Details technical specifications for U-Series Utility Combi (UCHE) models.
Presents technical specifications for K-Series Kabin Pak Pre-Wired (KHE) models.
Lists technical specifications for K-Series Kabin Pak Pumped (KPHE) models.
Provides technical specifications for K-Series Kabin Pak System (KSHE) models.
Details technical specifications for K-Series Kabin Pak Combi (KCHE) models.
Describes the Dual-Safe Thermostat for non-Combi boilers.
Illustrates the RDB Burner Control Box wiring.
Shows the wiring diagram for Combi models.
Presents a wiring schematic for Combi models.
Information on flue kits for condensing boilers and fire safety.
Instructions for fitting the flue thermostat.
Steps to connect the flue thermostat wiring.
Instructions for measuring and cutting the flue terminal.
Steps for connecting the terminal and air hose.
Instructions for fitting the flue thermostat before kit installation.
Steps for fitting the starter piece of the flue kit.
Instructions for measuring and cutting the flue terminal.
Instructions for fitting the flue thermostat before kit installation.
Steps for fitting the starter piece of the flue kit.
Steps for connecting the first extension and air hose.
Instructions for measuring and cutting the flue terminal.
Provides a method for calculating equivalent flue length.
Steps to remove the terminal end of the flue.
Instructions for cutting excess flue material.
Steps for fitting the diverter elbow.
Instructions for assembling the plume management kit.
Covers requirements for hearth, service access, heating system, and pipework.
Identifies components of the RDB Burner.
Procedures and requirements for boiler commissioning.
General requirements for annual boiler servicing.
A flowchart for troubleshooting Riello RDB burner faults.
Troubleshooting flowchart for Combi central heating issues.
Troubleshooting flowchart for Combi domestic hot water issues.
Details the terms and conditions of Warmflow guarantees.
Outlines the conditions that must be met for the guarantee to be valid.
General