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Viessmann VITOTRONIC 300 GW2 User Manual

Viessmann VITOTRONIC 300 GW2
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VITOTRONIC 300
Operating Instructions
and User’s Information Manual
Vitotronic 300, Model GW2
Outdoor-reset logic digital boiler and
heating circuit control unit
Certified as a component part
of Viessmann boilers only
Read and save these instructions
for future reference.
IMPORTANT
1
Please file in Service Binder
5285 942 v1.4 05/2012

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Viessmann VITOTRONIC 300 GW2 Specifications

General IconGeneral
BrandViessmann
ModelVITOTRONIC 300 GW2
CategoryNetwork Router
LanguageEnglish

Summary

General Information

Safety, Installation, and Warranty Requirements

Essential guidelines for safe installation, operation, and warranty adherence.

Safety Terminology and Symbols

Explains hazard classifications (DANGER, WARNING, CAUTION) and important notices.

Ready for Operation

Control Unit and Remote Controls

Overview of the main control unit and use of remote controls for system settings.

Factory Presets and Initial Setup

Details factory default settings for time, date, and operational modes.

Controls and Indicators Overview

Identifies all buttons, displays, and status indicators on the control panel.

Selecting the Heating Circuit

Guides users on selecting the correct heating circuit before settings or scanning.

Selecting the Heating Program

Explains how to choose between heating, DHW, or standby modes.

Changing the Room Temperature

Details how to adjust normal (day) and reduced (night) room temperatures.

Using the Comfort Functions

Setting the Party Mode

Describes activating temporary heating and hot water for events.

Activating the Energy Saving Mode

Explains how to switch to a more economical heating mode.

Switching On and Off

Starting Up the Heating System

Provides step-by-step instructions for initial system startup.

Shutting Down the Heating System

Outlines the procedure for temporarily or long-term system shutdown.

Settings

Time Programs Configuration

Details how to set heating and hot water schedules for different cycles.

Domestic Hot Water Temperature Adjustment

Explains how to adjust the hot water supply temperature.

Holiday Period Energy Saving Setup

Guides on configuring settings for periods of absence like holidays.

Time and Date Reset

Instructions for manually updating the system's time and date.

Language Selection

Describes how to change the display language of the control unit.

Boiler Heating Pattern Adjustment

Explains how to adjust the heating curve for optimal room temperature.

Scanning System Information

Temperatures and Operating Status Scan

How to view real-time system data like temperatures and operating statuses.

Troubleshooting Guide

Interpreting Special Displays

Interprets specific messages and symbols that appear on the display.

Fault Diagnosis and Correction

Provides guidance on identifying and resolving faults and errors.

Servicing and Disposal

Servicing, Cleaning, and Disposal Instructions

Covers routine maintenance, cleaning, and proper disposal of the unit.

Additional Information

Quick Reference: Temperature Conversion

A handy conversion chart for Celsius to Fahrenheit temperatures.