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Manuals
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Buderus Manuals
Boiler
Logano G225
Installation and service instructions manual
Buderus Logano G225 Installation And Service Instructions Manual
Fan-assisted low temperature/condensing boiler
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
1 General Safety Instructions and Explanation of Symbols
Safety Instructions
Explanation of Symbols
2 Product Details
EU Declaration of Conformity
Intended Use
Standards, Regulations and Directives
Notes on Installation and Operation
Heating System Water Quality
Tools, Materials and Equipment
Disposal
Product Description
Contents
Dimensions and Specifications
Logano G225 be Dimensions
Boiler Room and Ambient Conditions
Conditions for Combustion Air Supply
Conditions for Fuel
Conditions for the Power Supply
Conditions for the System Configuration and Water Quality
3 Transporting the Boiler
4 Boiler Positioning
5 Boiler Block Assembly
Assembly When Delivered in Sections
Preparation of Boiler Sections
Driving Nipples Home
Preparing the Centre Section
Inserting the Packing Cord
Knocking the Centre Section into Place
Boiler Section Alignment
Joining the Boiler Sections at the Upper
Fitting the Anchor Rods
Installation of the Feed Pipe and Connection Profile
Fitting the Temperature Sensor
Fitting the Flue Outlet
Closing the Boiler Hubs
Checking for Leaks
Preparing for a Leak Test
Carrying out the Leak Test
Installation of Pre-Assembled Boiler Heat Exchanger
Assembly Steps for Boilers Supplied in Sections and as Ready Assembled Block
Fitting the Adjustable Feet
Inserting the Hot Gas Baffle Plates
Installing the Burner Door
Installing the Boiler Casing
Positioning and Levelling the Boiler
6 Installing the Boiler
Installing the Flue Pipe
Flue Pipe Sealing Collar for Negative Pressure Flue (Pressure at Boiler Outlet < 0 Mbar)
Flue Pipe Sealing Collar for Positive Pressure Flue (Pressure at Boiler Outlet > 0 Mbar)
Fitting the Water Connections
Connecting the Central Heating Flow and Return
Connecting the Safety Flow and Return
Connecting the DHW Cylinder
Fitting the Boiler Fill & Drain Valve (Not Supplied)
Filling the Heating System and Checking for Leaks
Connecting the Fuel Supply
Electricity Connection
Fitting the Control Unit
Connecting the Mains Power Supply and Other Components
Fitting a Strain Relief
Installing Casing Parts
7 Commissioning the Heating System
Bringing the System up to Operating Pressure
Preparing the Heating System for Operation
Switching on the Heating System
Starting the Burner
Raising the Flue Gas Temperature
Removing Hot Gas Baffle Plates
Removing the Hot Gas Check Plate
Installing the Burner Hood
Setting the Room Controller/Control Unit
Commissioning Report
8 Shutting down the Heating System
Normal Shutdown
Shutting down the Heating System in Emergencies
What to Do in an Emergency
9 Heating System Servicing
Why Is Regular Servicing Important
Preparing the Boiler for Servicing
Cleaning the Boiler
Cleaning the Boiler with Cleaning Brushes
Wet Cleaning (Chemical Cleaning)
Checking the Heating System Operating Pressure
Servicing and Maintenance Reports
10 Troubleshooting
Index
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Quick Links
1
Dimensions and Specifications
2
Electricity Connection
3
Troubleshooting
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Installation and service
instructions
Logano G225/Logano plus
GB225 with BE burner
Fan-assisted
low temperature/
condensing boiler
For contractors
Please read carefully before
use.
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This manual is also suitable for:
Logano plus gb225
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