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Follows the order of installation steps for safety & efficiency.
Explains DANGER, WARNING, CAUTION, NOTICE symbols for hazard awareness.
Covers boiler inspection, understanding connections, contractor qualifications, and low water cut-off.
Outlines installation standards, codes, and regulations.
Details requirements for CO detectors, signage, and exemptions for MA installations.
Specifies minimum clearances for boiler installation around the unit.
Details requirements for air supply for combustion and ventilation.
Explains methods for providing outdoor air for combustion.
Details how to supplement indoor air with outdoor air for combustion.
Covers engineered combustion air installations requiring approval.
Discusses mechanical systems for providing combustion air.
Covers sizing and requirements for louvers and grilles.
Details requirements for combustion air ducts.
Emphasizes preparing layout sketches to minimize interferences.
Lists sections to review for layout considerations.
General guidelines for boiler installation location and support.
Instructions for mounting the boiler on a wall using brackets.
Guidelines for installing the boiler in a floor-standing configuration.
General installation rules for venting and air intake systems.
Lists approved materials for vent and air inlet piping.
Details proper placement for vent and air intake pipes.
Outlines clearances and configurations for sidewall venting.
Provides guidelines for sizing exhaust and air intake pipes.
Details installation procedures for vent and air intake pipes.
Instructions for drilling and tapping vent pipe for gas sample.
Steps for safely removing a boiler from a common vent.
General guidelines for water piping installation and system cleaning.
Details minimum flow rates and system pressure for boiler operation.
Describes key components like pressure gauges, air separators, and expansion tanks.
Provides diagrams and explanations for various system piping configurations.
Discusses measures and considerations for freeze protection in hydronic systems.
Details piping for boilers used with chilled systems and forced air systems.
General guidelines for fuel piping installation according to codes.
Instructions for determining correct fuel line size based on gas flow rate.
Covers installation of gas supply piping, including sediment traps.
Guidelines for operating the gas supply piping safely.
Details operation and adjustment of the main gas valve.
General rules for condensate disposal and proper piping.
Explains the condensate system design to prevent backup and neutralize acid.
Specifies materials resistant to acidic condensate for drain piping.
Guidelines for sizing condensate drain piping.
General wiring rules according to local codes and NEC.
Details low and line voltage customer connections for various boiler models.
Shows wiring for a typical circulator zone relay.
Lists internal wiring components and their functions.
Overview of the boiler control's function, modes, and features.
Details the sequence of events during boiler ignition.
Explains pump modes and their configurations for various installations.
Describes how to restore factory or site default settings.
Initial steps to confirm power, gas, and proper installation before startup.
Steps to fill and purge the boiler and system with water.
Procedures for checking gas supply pressure and connections.
Verifies boiler shutdown at setpoint and checks combustion readings.
Step-by-step guide for lighting and operating the boiler safely.
Explains blocking errors, codes, and corrective actions.
Details locking errors, codes, and the reset procedure.
How errors are displayed in cascade systems.
Explains warning errors, sensor errors, and corrective actions.
Routine checks and observations for a boiler in operation.
Weekly maintenance task for flushing the low-water cut-off.
Annual inspection checklist for a qualified technician.
Steps for cleaning condensate tanks and related components.
Procedure for cleaning heat exchanger coils and combustion chamber.
Inspects vents for support, integrity, obstructions, and corrosion.
Shows various operational states like Standby, CH Demand, DHW Demand.
Displays status during central heating operation, including ignition and modulation.
Displays status during domestic hot water operation, including ignition and modulation.
Indicates when boiler supply temp meets setpoint or target, showing post-purge status.
Shows status for Freeze Protection and Store Warm Hold functions.
Displays status for ignition failures, flame failures, and retries.
Explains display for blocking errors and lockout errors.
Shows when service reminders are programmed and displayed.
Displays status for master and dependent boilers in a cascade system.
Shows call for heat and lockout alarm status for cascade systems.
How to access and navigate the user menu for settings.
Displays current supply, vent, outdoor temps, and circulator status.
Allows adjustment of CH setpoint, DHW settings, time, date, and units.
Displays last block and lockout messages for troubleshooting.
Instructions on how to access and navigate the installer menu.
Shows current supply setpoint, fan speeds, flame signal, and boiler run time.
Displays blocking and locking errors, including timestamps.
Configures pump mode, installation location, and vent material.
Configures CH mode, pump settings, and ramp delay.
Configures outdoor reset, system type, warm weather shutdown, and boost function.
Configures DHW modes, priority, heat dump, and max allowable rate.
Sets up service reminders based on time, cycles, or date.
Allows forcing the control to operate at specific power levels for testing.
Configures boiler addresses, delay times, and temperature differentials for cascades.
Configures calculated setpoints, start/stop rates, and rotation interval for cascades.
Options to restore factory or site default settings.
A form for recording combustion test data and jobsite information.
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General