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Viessmann Vitogate 300 User Manual

Viessmann Vitogate 300
40 pages
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Installation instructions
for contractors
VIESMANN
Vitocrossal 300
Type CT3B, 187 to 635 kW
Gas condensing boiler
VITOCROSSAL 300
5614 451 GB 1/2014
Dispose after installation.

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Viessmann Vitogate 300 Specifications

General IconGeneral
Power supply24 V DC
CommunicationEthernet
Communication protocolsBACnet
FunctionsData logging, remote monitoring
Weight0.2 kg
MountingWall mounting / DIN rail mounting

Summary

Safety Instructions

Safety Symbols and Notes

Explains danger, material loss, and general notes symbols used in the manual.

Target Group and Regulations

Specifies intended users and regulatory requirements for installation and environmental protection.

Safe Working Practices

Outlines essential safety measures for working on the system, including electrical and gas isolation.

Intended Use

Clearance Dimensions Data

Dimension Table by Output

Provides specific clearance dimensions for different boiler heating outputs in a detailed table.

Siting and Levelling the Boiler

Connections on the Heating Water Side

Heating Water Connections Overview

Details all labeled connections on the boiler for heating water, including return, drain, and safety connections.

Connections on the Flue Gas Side

Flue Outlet and Siphon Installation

Guides the installation of the flue outlet and siphon, including connection to the flue pipe and filling with water.

Fitting the Thermal Insulation

Boiler Door Installation

Covers the attachment of the boiler door, emphasizing diagonal tightening and gasket check for leaks.

Control Unit Installation Preparation

Details the preparation steps for installing the control unit, including locating the boiler coding card.

Control Unit Installation

Covers connecting cables and leads for the control unit and securing the mounting bracket fascia.

Connecting the Neutralising System

Making the Safety Connections

Mounting the Burner

Adjusting the Burner

Burner Adjustment Procedure

Details adjusting the burner with the rotary damper open, setting CO2 content for optimal efficiency.

Commissioning and Adjustment

System Commissioning Requirements

Outlines requirements for commissioning, including minimum operating pressure and the use of pressure switches for safe operation.

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