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Essential checks to perform before lighting the air heater.
Step-by-step guide for igniting the air heater.
Guidelines for regular servicing of the air heater.
Critical safety and operational advice for users.
Legal requirements for gas appliance installation and use.
Requirements for connecting the gas supply to the appliance.
Instructions for installing the flue and combustion air system.
Procedure for correctly connecting the gas supply to the heater.
Guidelines for making electrical connections to the heater.
Preliminary checks before initial heater ignition.
Step-by-step procedure for lighting the heater.
Details the ignition sequence for all heater models.
Procedures for checking and setting burner gas pressures for all unit types.
Steps for initial troubleshooting when supplies are present.
Diagnostic aid for control board LEDs and fault indicators.
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General