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NTI TRX085 User Manual

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Heat Exchanger Bears the ASME “H” Stamp
THIS MANUAL MUST ONLY BE USED BY A QUALIFIED INSTALLER /
SERVICE TECHNICIAN. READ ALL INSTRUCTIONS IN THIS MANUAL BEFORE
INSTALLING. PERFORM STEPS IN THE GIVEN ORDER. FAILURE TO DO SO
COULD RESULT IN SUBSTANTIAL PROPERTY DAMAGE, SEVERE PERSONAL
INJURY, OR DEATH.
DANGER
Improper installation, adjustment, alteration, service, or maintenance
could void product warranty and cause property damage, severe personal
injury, or death.
California Proposition 65 Warning: This product contains chemicals known
to the State of California to cause cancer, birth defects, or other reproductive
harm.
WARNING
The manufacturer reserves the right to make
product changes or updates without notice
and will not be held liable for typographical
errors in literature.
The surfaces of these products contacted by
potable (consumable) water contain less
than 0.25% lead by weight as required by
the Safe Drinking Water Act, Section 1417.
NOTICE
TRXTRX
Residential Condensing Gas Boiler
INSTALLATION
START-UP
MAINTENANCE
TRX085
TRX120
TRX110C
TRX150C models
Series ii
Series ii

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Questions and Answers:

NTI TRX085 Specifications

General IconGeneral
BrandNTI
ModelTRX085
CategoryBoiler
LanguageEnglish

Summary

Part 1 - General Safety Information

Operation and Installation Warnings

Critical warnings for operating and installing the boiler to prevent property damage or injury.

Improper Combustion

Potential issues and hazards arising from improper combustion, including ventilation requirements.

Part 3 - Prepare the Boiler for Installation

Locating the Boiler

Guidelines for selecting an appropriate, safe, and accessible installation location.

Wall Mounting Instructions

Step-by-step instructions for securely mounting the boiler on walls.

Exhaust Vent and Intake Pipe

Requirements and procedures for installing the exhaust vent and intake piping.

Part 4 - Water Piping

Part 5 - Venting

Part 7 - Connecting Electrical Service

Wiring

General instructions and safety precautions for electrical wiring.

Part 8 - Gas Connections

Part 9 - Controls

Control Overview

Overview of the boiler's control panel, buttons, and display interface.

Setup Wizard

Step-by-step guide for initial boiler setup using the wizard.

Diagnostics and Error Codes

Interpreting diagnostic information and understanding boiler error codes.

Part 10 - Start-Up Preparation

Gas Leak Check

Safety procedures for checking for gas leaks before boiler operation.

System Water Fill, Purge, and Test

Steps for filling, purging, and testing the boiler and heating system.

Part 11 - Start-Up

First Ignition Procedure

Step-by-step guide for the initial boiler ignition and setup.

Combustion Checking Procedure

Detailed procedure for checking and adjusting boiler combustion.

Part 13 - Troubleshooting

Boiler Protection Devices

Explanation of boiler shut-off types (Blocking, Lockout) and error codes.

Boiler Error Codes

Table listing specific error codes, possible causes, and remedies for various circuits.

Part 14 - Maintenance

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