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Physical dimensions, mounting clearances, and related specifications for the AT Series boiler.
Safety precautions, qualified personnel, code compliance, and hazard symbol meanings.
Warnings regarding combustible materials, modifications, and environmental conditions.
Guidance on selecting the right boiler, its general features, and product description.
Electrical specifications, voltage ratings, and recommended wire sizes for AT boilers.
Detailed wiring for control board, thermostat, pump, and various system configurations including diagrams.
Guidelines for proper boiler placement and required clearances from surroundings.
Recommendations for circulating system design, piping, and connections.
Overview of the boiler controller, its settings, and operational modes.
Explanation of the heating cycle, startup, and advanced features like load management.
Comprehensive list of fault codes, their causes, and corrective actions.
Step-by-step guide for initial setup and routine annual maintenance.
Specific piping configurations and general troubleshooting advice.
Table correlating temperature with electrical resistance for sensor calibration.
Visual and textual identification of boiler components and spare parts.
Page for owners to record installation details, contractor, and service history.
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