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Logano plus GB402
Buderus Logano plus GB402 Installation And Maintenance Instructions
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Installation and
maintenance
instructions
Gas condensing boiler
Logano plus GB402
6 720 646 410 (10/20
10) GB
2
Table of Contents
Default Chapter
2
Table of Contents
2
1 Explanation of Symbols and Safety Information
4
Explanation of Symbols
4
Safety Precautions
4
2 Information about the Appliance
6
EU Declaration of Conformity
6
Intended Use
6
Regarding These Instructions
6
Tools, Materials and Equipment
6
Product Description
7
Standard Delivery
9
Dimensions and Specification
10
Logano Plus GB402 Dimensions
10
Specification
11
3 Regulations
13
Standards, Regulations and Directives
13
Notes on Installation and Operation
13
Duty to Obtain a Permit and Provide Notification
13
Heating Water Quality
13
Combustion Air Connection / Flue
13
Connection
13
Combustion Air Quality
13
Disposal
13
4 Transporting the Boiler
14
Transporting the Boiler by Crane/Hoist
14
Lifting the Boiler off the Pallet
15
Transporting the Boiler on Rollers
15
5 Installing the Boiler
16
Installation Requirements
16
Recommended Wall Clearances
16
Levelling the Boiler
17
6 Installation
18
Making the Flue Connection
18
Installing the Condensate Hose
19
Fitting the Boiler Cover
20
Connecting the Air Supply (for Balanced Flue Operation)
20
Making the Heating Circuit Connection
21
Connecting the Flow
21
Installing the Safety Assembly (on Site)
21
Connecting the Return
23
Installing a DHW Cylinder
23
Filling the Heating System and Checking for Leaks
24
Making the Electrical Connection
25
Installing the Control Unit
25
Making the Power Supply Connection
26
Fuel Connection
27
7 Commissioning the Heating System
28
Checking the Operating Pressure
28
Checking for Leaks
29
Recording Gas Characteristics
29
Check the System Equipment Level
30
Purging the Gas Line
31
Checking the Ventilation and Extract Air Apertures and the Flue Connection
31
Preparing the Heating System for Operation
31
Commissioning the Control Unit and Burner
32
Switching on the Boiler on the BC10
32
Carrying out a Flue Gas Test
32
Accessing the Service Level on the RC35 and Displaying Monitoring Data
33
Testing the Gas Supply Pressure
33
Checking and Adjusting the Gas:air Ratio
34
1Setting and Checking the CO2 Values under Full Load (70-80 %)
34
Under Partial Load
34
3Checking the CO2 Setting under Full Load
35
Switching the Status Display on the BC10 to Show the Boiler Temperature Status
35
Returning to Operating Mode from the Flue Gas Test
35
Recording Actual Values
35
1Draught
35
2CO Value
35
Function Checks
36
1Checking the Ionisation Current
36
(Flame Current)
36
Checking for Leaks During Operation
36
Installing Casing Parts
37
Informing the Owner/Operator and Handing over Technical Documentation
37
Commissioning Report
38
8 Shutting down the Heating System
39
Shutting down the Heating System Via the Control Unit
39
Shutting down the Heating System in Emergencies
39
9 Inspection and Maintenance
40
Preparing the Boiler for Servicing
40
General Work
40
Internal Leak Test
41
Determining the Test Volume
41
Carrying out the Leak Test
42
Checking the Heating System Operating
43
Pressure
43
Measuring Carbon Dioxide Content
43
Cleaning the Burner and Heat Exchanger
44
Removing and Cleaning Burner
44
Cleaning the Heat Exchanger
46
Inspecting the Burner Electrodes
47
Replacing Components
48
Removing the Gas Valve
48
Changing the Gas Filter
48
Removing the Fan
49
Refitting Detached Parts
49
Fitting the Fan
50
Fitting the Ventilation Air Collector and the Gas Valve
50
Installing the Burner
50
Fitting the Gas Line to the Gas Valve
50
Fitting the Ventilation Air Unit
51
Checking for Leaks During Operation
51
Checking the Ionisation Current
51
Completing Inspection and Maintenance
51
1Removing Meters
51
2Installing Casing Parts
51
3Confirming Inspection and Service
51
Replacing the Gaskets Subject to Time in
51
Use
51
Inspection and Maintenance Reports
52
10 Troubleshooting
55
Recognising the Operating State and Resetting Faults
55
Operating and Fault Displays
56
1Operating Messages
56
2Fault Displays
57
11 Appendix
67
Sensor Curves
67
Hydraulic Resistance
68
MC10 Connection Diagram
68
Safe Connection Diagram
71
Index
72
Other manuals for Buderus Logano plus GB402
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20 pages
Installation And Maintenance Instructions For Contractors
64 pages
4
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Buderus Logano plus GB402 Specifications
General
Type
Condensing boiler
NOx class
5
Permissible operating overpressure
3 bar
Fuel type
Natural gas
Dimensions (HxWxD)
600 x 600 x 600 mm
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