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Danger Sign: Indicates a hazardous situation which, if not avoided, will result in serious injury or death.
Warning Sign: Indicates a hazardous situation which, if not avoided, could result in serious injury or death.
Caution Sign plus Safety Alert Symbol: Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.
Requirements for installing the NTI Trinity Ti gas boiler according to codes and manual.
Owner's duties for safe operation and annual servicing; installer's role in correct installation.
Critical info on LP propane conversion and direct vent appliance piping.
Specific requirements for CO detectors and signage in Massachusetts installations.
Manufacturer's obligations for provided or not provided venting system design/components.
Guidelines and de-rating factors for operating the boiler at elevations above 2000 ft.
Requirements for ventilation air openings and clearances in confined spaces like closets/alcoves.
Mounting height and protection requirements for installations in residential garages.
Avoidance of contaminants in combustion air to prevent damage and ensure safety.
Safety precautions for using flammable solvents and primers with plastic vent pipes.
Installation of vent and air-intake piping near the boiler, including use of swing joints.
Diagrams illustrating near boiler venting configurations for CPVC and PVC pipe.
Details on mandatory transition pieces for vent piping, including sizes and lengths.
Lists approved materials and installation standards for vent and air-intake piping.
Steps required before powering the boiler when using plastic venting systems.
Table for determining maximum pipe lengths based on pipe size and number of elbows.
Different methods for terminating the vent and air-intake piping, including concentric and low profile.
Information on available optional kits for vent termination, including part numbers and types.
Illustrations of concentric side wall and roof top venting configurations.
Illustrations of two-pipe side wall and roof top venting configurations.
Details on labeling requirements for roof top vent terminations.
Details on labeling and identification for concentric side wall vent terminations.
Details on labeling requirements for two-pipe side wall vent terminations.
Details on labeling for optional kits and the low profile termination kit.
Guidelines on vent placement relative to winds, avoiding contamination, and separation distances.
Rules for wall flashing, elbow usage, pipe sloping, and support requirements.
Requirements for vent screens, pipe sizing, and precautions for condensate hazards.
Guidelines for warning plate placement and preferred venting options like roof top.
Instructions for excavating and securing piping for venting below grade.
Conditions for permitting outdoor horizontal venting, including length and support.
Requirements for using an existing chimney as a chase way for vent piping.
Minimum distances required for air-inlet termination from various building elements.
Minimum distances required for exhaust vent termination from various building elements.
Specific clearance requirements for side wall terminations, distinguishing between Canada and US.
Clearance requirements for terminations adjacent to public walkways or driveways.
Diagrams illustrating side wall clearances for two-pipe and concentric venting.
Diagrams illustrating roof top clearances for two-pipe and concentric venting.
Detailed steps for safely removing an existing boiler from a common venting system.
Key considerations for constructing the condensate system, including pipe materials and placement.
General guidelines for installing gas piping, referencing codes and sizing.
Safety instructions to read before operating the appliance, including gas detection.
Step-by-step instructions for operating and safely turning off the gas.
Procedures for initial startup, including power, gas pressure, and flue gas analysis.
Steps for re-lighting the boiler and safely turning it off.
Procedure for measuring and adjusting gas line pressure for proper burner operation.
Instructions for adjusting the throttle screw for gas flow and CO2 levels.
Procedure for calibrating burner operation using a combustion analyzer.
Steps to obtain maximum and minimum modulation rates by adjusting system controls.
Steps to prepare the system, including flushing, cleaning, and water chemistry.
Guidelines for boiler water pressure, oxygen elimination, and freeze protection.
Installation and specifications for the pressure relief valve and pressure gauge.
Requirements for boiler system plumbing, including primary/secondary loops.
Information on the two 120VAC pump outputs and their operation.
Minimum circulator and pipe size requirements for different boiler models.
Configuring air removal and installing LWCO/Flow Switch for safety.
Sizing/placement of expansion tank and requirements for indirect water heaters.
How the Combi boiler heats domestic hot water on demand using a brazed plate heat exchanger.
Plumbing and setup for Combi DHW, including mixing valve and filter.
Thermostatic mixing valve, filter, check valve, throttling valve, and hard water considerations.
Procedure for cleaning the brazed plate heat exchanger using cleaning liquids.
How the Combi provides DHW and its inherent limitations regarding storage and temperature.
Feature to keep boiler water hot and procedures for setting up domestic hot water flow.
Tables for DHW flow rates and instructions for limiting flow for optimal delivery.
Installation of a DHW storage tank to avoid on-demand limitations.
Instructions for connecting line voltage power supply and low voltage thermostat/sensor signals.
Fuse details and requirements for the single phase 120VAC power supply.
Table detailing line voltage field connections for power, pumps, and neutral/ground.
Table detailing low voltage field connections for DHW demand, heat demand, and sensors.
Wiring configuration for zone valves without a dedicated zone controller.
Wiring configuration for zone valves using a zone valve controller.
Wiring configuration for zone circulators with a zone circulator controller.
Wiring for systems with multiple heating zones requiring different temperature requirements.
Explanation of the green lights and display indicators on the Sentry controller.
Chart showing the conversion between LED display values and gas input.
Table detailing Sentry 2100 operation states in Conventional Mode.
Table detailing Sentry 2100 operation states in Reset Mode.
Overview of the Sentry 2100 programming menu and its settable items.
Formula and chart for calculating the outdoor reset curve for energy savings.
Troubleshooting steps for common error codes and burner shutdown issues.
Diagnosing internal controller faults, air switch issues, and Fenwal controller errors.
Troubleshooting causes of boiler noises and ignition problems.
Addressing issues with boiler lights, fan noise, and blank displays.
Charts for diagnosing water and outdoor air temperature thermistors by measuring resistance.
Flowchart detailing the normal sequence of operation for the Trinity boiler.
Steps involved in the ignition sequence, including blower, igniter, and flame sensing.
Detailed wiring schematic showing connections for all components and controls.
Checklist of installation tasks, start-up, and operational checks for proper function.
Guidance for contractors on customer documentation, final checks, and maintenance advice.
Checklist for qualified technicians to perform annual inspections.
Step-by-step procedure for cleaning the combustion chamber and heat exchanger.
Recommended PPE for handling refractory ceramic fibers in the combustion chamber.
Guidelines and precautions for handling RCF, including first aid measures.
List of replacement parts with item numbers, part numbers, and descriptions for Ti100-Ti200 models.
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