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Provides comprehensive guidance on condensate pipe termination and installation.
Details condensate discharge options including pumped systems and trace heating.
Specifies flue terminal positioning, clearances, and plume considerations.
Covers initial checks, template positioning, and marking for wall plate fixing.
Details steps for removing packaging and preparing the boiler for fitting.
Instructions for attaching the boiler to the wall plate using brackets.
Instructions for connecting the gas supply to the boiler's gas tap.
Continues flue fitting instructions, including securing and trim fitting.
Details how to connect the incoming electrical supply to the boiler.
Guides on connecting flow and return pipes to the boiler.
Step-by-step guide for fitting the horizontal flue assembly.
Details on connecting the condensate drain pipe and priming the trap.
Outlines the steps required for commissioning the boiler, including system checks.
Mandatory procedure for checking CO/CO2 ratio at maximum and low rates.
Details how to check the operational gas inlet pressure.
Recommends annual servicing and outlines checks required.
Troubleshooting steps for electrical supply issues and reversed connections.
Diagnosing faults related to reversed live and neutral connections.
Steps to diagnose and resolve dry-fire conditions, including pump and flow switch issues.
Troubleshooting for ignition lockouts, checking gas supply and spark issues.
Diagnosing overheat lockouts, checking thermostats and seals.
Steps to identify and resolve fan lockout issues.
Troubleshooting steps for issues related to the thermistor.
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General