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Hubbell TX User Manual

Hubbell TX
40 pages
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INSTALLATION, OPERATION, AND
MAINTENANCE MANUAL FOR
THE HUBBELL MODEL TX/HX TANKLESS
WATER HEATER
ELECTRIC HEATER COMPANY
Edition 2011
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Hubbell TX Specifications

General IconGeneral
BrandHubbell
ModelTX
CategoryWater Heater
LanguageEnglish

Summary

Important Safety Information

Section I: Tankless Water Heater Operating Principle

How the Hubbell Tankless Water Heater Works

Explains the on-demand heating mechanism and modulation of heating elements.

Section II: General Description and Construction

Technical Specifications Common to All Models

Lists materials, efficiency, voltage, frequency, and plumbing connection details.

Product Overview

Identifies key components of the tankless water heater unit.

Section III: Installation

Locating and Mounting Instructions

Provides guidance on choosing a location and securely mounting the unit.

Plumbing Installation Instructions

Covers fitting installations, T&P relief valve requirements, and connecting plumbing.

Pipe Preparation and Fitting Installation

Details pipe prep, flushing, and quick-connect fitting installation steps.

System Checks and Electrical Wiring

Covers joint disconnection, leak checks, air purging, and electrical wiring guidelines.

Section IV: Operation and Maintenance

First Use and Temperature Controller Operation

Guides initial unit setup and explains temperature controller interface usage.

Maintenance and Configuration Settings

Outlines maintenance tasks and details available configuration menu items.

Diagnostic and Settings Display

How to access diagnostic data and view configuration settings.

Monitoring, Costs, and Error Codes

Explains power monitoring, cost calculation, and interpretation of error codes.

Section V: Troubleshooting

Initial Evaluation Process

A flowchart to guide basic troubleshooting steps for common issues.

Advanced Troubleshooting and Transformer Checks

Covers advanced electrical troubleshooting and transformer verification.

Component Voltage and Flow Checks

Verifies voltage readings for flow meter and temperature controller.

Element and Triac Checks

Procedures to test heating elements and triacs for proper operation.

Section VI: Servicing & Replacement of Parts

Element and Hi-Limit Switch Replacement

Guides for replacing heating elements and hi-limit switches.

Sensor and Controller Replacement Procedures

Guides for replacing thermistors and the temperature controller.

Triac and Flow Meter Replacement

Steps for replacing triacs and the flow meter.

Contactor and Transformer Replacement

Procedures for replacing magnetic contactors and transformers.

Section VII: Parts List

Section VIII: Warranty

Warranty Coverage and Limitations

Details warranty terms, exclusions, and limitations on remedies.

Warranty Procedure: Parts Replacement

Explains the process for obtaining replacement parts under warranty.

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