15&OHMJTIConfiguring the connection setting mode for NFB(residential) modelsAdjusting this setting is required for single NFB (residential) units ONLY.Do not adjust any of the following parameters for cascade systems.To view and configure the external network connection, press the Backbutton ( ) and the Menu button ( ) simultaneously for 3 seconds,and then select “5. External Connection”.7 When you are done, press the Mode button to save the settings.8 To exit the Special Parameter mode, press the Reset button twice.Parameters must be set by a qualified professional with an extensiveunderstanding of the boiler system. Setting parameters improperly maylead to property damage or injury.Verify that the NaviLink connection setting mode is disabled (OFF) forcascade systems.