Bosch Tronic 3000T ES 2.5 User Manual

Tronic 3000T
ES 2.5/4/8...
6 720 801 072 (2018/04) US
Use this manual for installations in the United States of America:
Utilice este manual para las instalaciones en los Estados Unidos de América:
[2] Installation Manual and Operating Instructions
[19] Instrucciones de Instalación y Funcionamiento
NSF/ANSI 61

Bosch Tronic 3000T ES 2.5 Specifications

General

Capacity	2.5 gallons
Voltage	120V
Phase	Single
Water Connection	1/2" NPT
Installation	Wall-mounted
Temperature Range	65°F - 145°F (adjustable)
Amperage	12A
Wattage	1440W

Summary

Explanation of Symbols and Safety Information

Key to Symbols

Explains warning symbols and keywords used in the document for risk identification.

Safety Information

Provides essential safety precautions for using the water heater and installation requirements.

Information About the Product

Models Overview

Details different models (ES2.5, ES4, ES8) and their component labels with diagrams.

Dimensions

Provides detailed measurements for ES2.5, ES4, and ES8 models in various installation orientations.

Technical Data

Presents a table of technical specifications including capacity, voltage, power, and temperature range.

Installation Instructions

Mounting the Heater

Covers wall and floor mounting procedures for the water heater.

Pipe Connections

Details how to connect cold water inlet and hot water outlet pipes, including for ES8 models.

Closed System Thermal Expansion

Explains thermal expansion issues and recommendations for preventing them in closed water systems.

Electrical Connections

Outlines hard-wiring requirements for the ES8 model and grounding procedures.

Use

Starting and Testing

Guides on filling the heater, purging air, and checking for leaks before operation.

Temperature Setting

Explains how to adjust the hot water temperature using the control knob.

Maintenance

Removing the Cover

Instructions for safely removing the heater's front cover for access.

Draining the Heater

Procedures for draining water from the heater, for both flexible and rigid installations.

Inspecting the Anode Rod

Explains the purpose and inspection process for the anode rod to prevent corrosion.

Removing the Heating Element

Steps for removing the heating element for inspection or replacement.

Descaling the Heating Element

Methods for descaling the heating element to maintain efficiency.

Replacement of Parts

Changing the Anode Rod

Step-by-step guide on replacing the anode rod.

Changing the Heating Element

Instructions for replacing the heating element.

Changing the Thermostat

Procedures for replacing the thermostat.

Troubleshooting

Water Heating Issues

Addresses common problems like no hot water or insufficient temperature.

Indicator Light Problems

Covers issues related to the indicator light not turning on or functioning correctly.

Water Quality Issues

Describes problems related to brown water, rusty water, or odors in the water supply.

Water Leaks

Provides guidance on identifying and addressing water leaks from the heater or its connections.

Resetting High Limit Switch

Bosch Interior Component Diagram

Bosch Tronic 3000T Limited Warranty