Baxi COMBI 424 Gas Condensing Boiler Manuals

Manuals and User Guides for Baxi COMBI 424 Gas Condensing Boiler. We have 5 Baxi COMBI 424 Gas Condensing Boiler manuals available for free PDF download: Installation And Service Manual, User Manual

Baxi COMBI 424 Installation And Service Manual (84 pages)

High-efficiency wall-hung condensing gas boiler

Brand: Baxi | Category: Boiler | Size: 4.6 MB

Table of Contents
3
Safety
6
1.1 Benchmark
6
Building Regulations and the Benchmark Commissioning Checklist
6
The Benchmark Scheme
6
1.1.3 Installer Notification Guidelines
7
1.2 General Safety Instructions
8
1.3 Recommendations
8
1.4 Specific Safety Instructions
9
1.4.1 Handling
9
Liabilities
10
1.5.1 Manufacturer's Liability
10
1.5.2 Installer's Liability
10
1.5.3 User's Liability
10
About this Manual
11
General
11
Additional Documentation
11
Symbols Used
11
Symbols Used in the Manual
11
Abbreviations/Glossary
11
Technical Specifications
12
Homologations
12
Safety, Performance & Quality
12
Certifications
12
Gas Category
12
Standards
12
3.2 Technical Data
13
Technical Information
13
Features of the Temperature Sensors
16
3.3 Dimensions and Connections
16
Electrical Diagram
18
Description of the Product
19
General Description
19
Operating Principle
19
Air-Gas Adjustment
19
Combustion
19
Heating and Domestic Hot Water Production
19
Schematic Diagram
20
Main Components
20
Control Panel Description
21
Description of the Control Panel
21
Contents of the Package
21
Accessories & Options
21
Before Installation
22
Installation Standards and Rules
22
Installation Requirements
22
Gas Supply
22
Electrical Supply
22
Hard Water Area
23
Bypass
23
System Control
23
Treatment of Water Circulating Systems
23
Showers
24
Expansion Vessel (CH Only)
24
Safety Pressure Relief Valve
24
Flow Rate/Head at the Plate Characteristics
25
Choice of the Location
26
Location of the Boiler
26
Bath and Shower Rooms
26
Ventilation
27
Condensate Drain
27
Clearances
29
Flue/Chimney Location
29
Horizontal Flue/Chimney Systems
31
Flue/Chimney Trim
32
Terminal Guard
32
Flue/Chimney Deflector
32
Flue/Chimney Accessories
32
Data Plate and Boiler Service Level
33
Transport
33
Unpacking and Initial Preparation
34
Unpacking
34
Initial Preparation
35
Connecting Diagrams
35
Filling Information
35
Domestic Hot Water Circuit
36
Installation
37
General
37
Assembly
37
Fitting the Pressure Relief Discharge Pipe
37
Connecting the Condensate Drain
38
Air Supply/Flue Gas Connection
38
Connecting the Flue/Chimney
38
Electrical Connections
39
Accessing the Electrical Connections
40
Connecting the Room Thermostat
40
Service Connection (SERVICE)
41
Connecting on Wall Outdoor Sensor
41
Connecting the Outside Sensor
41
Identifying Label
41
Filling the Installation
42
Flushing the System
42
Fill the Installation
42
Filling the Condensate Trap
42
Draining the Installation
42
Commissioning
43
General
43
Checklist before Commissioning
43
Commissioning Procedure
43
Gas Settings
44
Check the Operational (Working Gas Inlet Pressure and Gas Rate)
44
Combustion Parameters
44
Service Settings
46
Calibrating the Gas Valve
47
Final Instructions
49
Handover
49
Operation
50
Use of the Control Panel
50
Browsing the Menus
50
Running the Automatic Detection Function
50
Information Menu Display
50
Counter Menu Display
50
Start-Up
51
Procedure for First Start-Up
51
Changing the Heating Flow Temperature
51
Changing the Domestic Hot Water (DHW) Temperature
51
Shutdown
52
Switching off the Heating and Domestic Hot Water (DHW)
52
Degassing Function
52
Frost Protection
52
Settings
53
Accessing the Settings
53
List of Parameters
53
Resetting Factory Settings
57
Setting the Parameters
57
Setting the Heating Curve
57
Reading out Measured Values
58
Statuses and Sub-Statuses
59
Reading Meters
61
10 Maintenance
62
General
62
Maintenance Message
63
Service Notification
63
Resetting the Displayed Maintenance Message
63
Resetting the Upcoming Maintenance Message
64
Standard Inspection and Maintenance Operations
64
Annual Servicing
64
Checking the Water Pressure
64
Checking the Expansion Vessel
64
Checking the Flue Gas Discharge and the Air Supply
65
Checking the Combustion
65
Checking the Automatic Air Vent
65
Cleaning the Siphon
65
Electrode Distances
65
Checking the Burner and Cleaning the Heat Exchanger
66
Water Unit
67
Cleaning/Replacing the DHW Filter
67
10.3.12 Removing Limescale
67
Specific Maintenance Operations
68
Detection/Ignition Electrode Replacement
68
Dismantling the Water-Water Exchanger
68
Replacing the Flow and Return Sensors
68
Replacing the Return Valve
69
Replacing the 3-Way Valve
69
Replacing the Pressure Sensor
69
Replacing the Hall Effect Sensor
70
Replacing the Safety Pressure Relief Valve
70
Replacing the Diverter Valve Motor
70
Replacing the Pump
71
Replacing the Expansion Vessel
71
Replacing the PCB
71
11 Troubleshooting
72
Temporary and Permanent Faults
72
Error Codes
72
12 Decommissioning
77
Disassembly
77
Recommissioning
77
13 Disposal
78
Disposal and Recycling
78

Baxi COMBI 424 Installation And Service Manual (84 pages)

High Efficiency Wall Hung Condensing Gas Boiler

Brand: Baxi | Category: Boiler | Size: 11.21 MB

Table of Contents
3
Safety
6
Benchmark
6
Building Regulations and the Benchmark Commissioning Checklist
6
The Benchmark Scheme
6
Installer Notification Guidelines
7
General Safety Instructions
8
Recommendations
8
Specific Safety Instructions
9
Handling
9
Liabilities
10
Manufacturer's Liability
10
Installer's Liability
10
User's Liability
10
About this Manual
11
General
11
Additional Documentation
11
Symbols Used
11
Symbols Used in the Manual
11
Abbreviations/Glossary
11
Technical Specifications
12
Homologations
12
Safety, Performance & Quality
12
Certifications
12
Gas Category
12
Standards
12
Technical Data
13
Technical Information
13
Technical Parameters
16
Dimensions and Connections/Clearances
17
Electrical Diagram
19
Description of the Product
21
General Description
21
Operating Principle
21
Air-Gas Adjustment
21
Combustion
21
Central Heating and Domestic Hot Water Production
21
Main Components
22
Control Panel Description
22
Description of the Keys
22
Description of the Display
22
Standard Delivery
23
Contents of the Carton
23
Accessories and Options
23
Optional Accessories
23
Before Installation
24
Installation Regulations
24
Installation Requirements
24
Gas Supply
24
Electrical Supply
24
Hard Water Area
25
Bypass
25
System Control
25
Treatment of Water Circulating Systems
25
Showers
26
Expansion Vessel (CH Only)
26
Pump Available Head
26
Safety Pressure Relief Valve
27
Choice of the Location
27
Location of the Boiler
27
Data Plate and Service Label
28
Bath and Shower Rooms
29
Ventilation
29
Condensate Drain
30
Clearances
32
Flue/Chimney Location
32
Horizontal Flue/Chimney Systems
34
Flue/Chimney Trim
35
Terminal Guard
35
Flue/Chimney Deflector
35
Flue/Chimney Accessories
35
Transport
36
Unpacking & Initial Preparation
36
Unpacking
36
Initial Preparation
37
Connecting Diagrams
38
Filling Information
38
Domestic Hot Water Circuit
39
Installation
40
General
40
Assembly
40
Fitting the Pressure Relief Discharge Pipe
40
Air Supply/Flue Gas Connections
41
Connecting the Flue/Chimney
41
Electrical Connections
42
Panel Removal to Make Electrical Connection
42
Electrical Connections of the Boiler
43
Connecting a Room Thermostat
43
Connecting & Setting Outdoor Weather Sensor
44
Filling the Installation
45
Flushing the System
45
Fill the Installation
45
Commissioning
46
General
46
Checklist before Commissioning
46
Preliminary Electrical Checks
46
Checks
46
Commissioning Procedure
47
De-Aeration Function
47
Gas Settings
47
Check the Operational (Working Gas Inlet Pressure and Gas Rate)
47
Checking Combustion - Chimney Sweep Mode
48
Configuring the System
51
System Draining
51
Final Instructions
51
Handover
51
Operation
52
Use of the Control Panel
52
Control
52
Start up
52
Shutdown
52
Frost Protection
52
Settings
53
Functions
53
Information Menu
53
10 Maintenance
54
General
54
Standard Inspection and Maintenance Operations
55
Periodic Check and Maintenance Procedure
55
Checking the Water Pressure
55
Checking the Expansion Vessel
55
Checking the Automatic Air Vent
55
Checking the Burner and Cleaning the Heat Exchanger
55
Specific Maintenance Instructions
56
Detection/Spark Ignition Electrode
57
NTC Flue Sensor
57
Flow and Return Sensors
57
Safety Overheat Thermostat
57
HMI Control
58
Burner/Combustion Chamber Door Assembly
58
Air/Gas Unit
58
Insulation
60
Heat Exchanger
60
Hydraulics Maintenance
61
Expansion Vessel
61
Pump - Complete
61
Auto Air Vent
62
Plate Heat Exchanger
62
Hydraulic Pressure Sensor
63
DHW Flow Sensor (Hall Effect Sensor)
63
DHW Flow Regulator and Filter
63
Diverter Valve Motor
64
Diverter Valve Cartridge
64
10.4.10 Pressure Relief Valve
64
11 Troubleshooting
65
Error Codes
65
Fault Finding - Temporary Faults
65
Fault Finding - Permanent Faults
66
Accessing the Information Menu
69
Reading out Operating Parameters
70
Statuses and Sub-Statuses
70
12 Decommissioning
72
Decommissioning Procedure
72
13 Spare Parts
73
Short Parts List
73
14 Appendix
74
Combustion Check on Small Heating Systems
74
LPG Model Supplement
75
Technical Information - LPG
75
Technical Parameters - LPG
75
Gas Category - LPG
76
Setting the Gas Valve - LPG
76
LPG Spare Parts
77
Benchmark Commissioning Checklist
78
Service Records
79

Baxi COMBI 424 Installation And Service Manual (80 pages)

Brand: Baxi | Category: Boiler | Size: 6.55 MB

Table of Contents
3
1 Safety

6
- Benchmark
  6
- General Safety Instructions
  8
- Recommendations
  9
- Specific Safety Instructions
  9
  - Handling
    9
- Liabilities
  10
  - Manufacturer's Liability
    10
  - Installer's Liability
    10
  - User's Liability
    10
2 About this Manual

12
- General
  12
- Additional Documentation
  12
- Symbols Used
  12
  - Symbols Used in the Manual
    12
- Abbreviations/Glossary
  12
3 Technical Specifications

13
- Homologations
  13
  - Directives
    13
  - Certifications
    13
  - Gas Category
    13
  - Standards
    13
- Technical Data
  14
  - Technical Information
    14
  - Technical Parameters
    17
- Dimensions and Connections/Clearances
  18
- Electrical Diagram
  20
4 Description of the Product

22
- General Description
  22
- Operating Principle
  22
  - Air-Gas Adjustment
    22
  - Combustion
    22
  - Heating and Domestic Hot Water Production
    23
- Main Components
  23
- Control Panel Description
  23
  - Description of the Keys
    23
  - Description of the Display
    23
- Standard Delivery
  24
  - Contents of the Carton
    24
- Accessories and Options
  24
  - Optional Accessories
    24
5 Before Installation

25
- Installation Regulations
  25
- Installation Requirements
  25
  - Gas Supply
    25
  - Electrical Supply
    25
  - Hard Water Area
    25
  - Bypass
    25
  - System Control
    26
  - Treatment of Water Circulating Systems
    26
  - Showers
    26
  - Expansion Vessel (CH Only)
    26
  - Pump Available Head
    27
  - Safety Pressure Relief Valve
    27
- Choice of the Location
  27
  - Location of the Boiler
    27
  - Data Plate and Service Label
    28
  - Bath and Shower Rooms
    29
  - Ventilation
    29
  - Condensate Drain
    29
  - Clearances
    32
  - Flue/Chimney Location
    32
  - Horizontal Flue/Chimney Systems
    34
  - Flue/Chimney Trim
    34
  - Terminal Guard
    35
  - Flue/Chimney Deflector
    35
  - Flue/Chimney Accessories
    35
- Transport
  35
- Unpacking & Initial Preparation
  35
  - Unpacking
    35
  - Initial Preparation
    37
- Connecting Diagrams
  37
  - Filling Information
    37
  - Domestic Hot Water Circuit
    38
6 Installation

40
- General
  40
- Assembly
  40
  - Fitting the Pressure Relief Discharge Pipe
    40
  - Connecting the Condensate Drain
    40
- Preparation
  41
- Air Supply/Flue Gas Connections
  41
  - Connecting the Flue/Chimney
    41
- Electrical Connections
  42
- Filling the Installation
  43
  - Flushing the System
    43
  - Filling the Installation
    44
7 Commissioning

45
- General
  45
- Checklist before Commissioning
  45
  - Preliminary Electrical Checks
    45
  - Checks
    45
- Commissioning Procedure
  46
  - De-Aeration Function
    46
- Gas Settings
  46
  - Check the Operational (Working Gas Inlet Pressure and Gas Rate)
    46
  - Checking Combustion - Chimney Sweep Mode
    47
- Configuring the System
  50
  - System Draining
    50
- Final Instructions
  50
  - Handover
    50
8 Operation

51
- Use of the Control Panel
  51
  - Control
    51
- Start up
  51
- Shutdown
  51
- Frost Protection
  51
9 Settings

52
- Functions
  52
- Information Menu
  52
10 Maintenance

53
- General
  53
- Periodic Check and Maintenance Procedure
  54
- Specific Maintenance Instructions
  55
  - Detection/Spark Ignition Electrode
    55
  - NTC Flue Sensor
    56
  - Flow and Return Sensors
    56
  - Safety Overheat Thermostat
    56
  - HMI Control
    56
  - Burner/Combustion Chamber Door Assembly
    57
  - Air/Gas Unit
    57
  - Insulation
    58
  - Heat Exchanger
    59
- Hydraulics Maintenance
  60
  - Expansion Vessel
    60
  - Pump - Complete
    60
  - Auto Air Vent
    61
  - Plate Heat Exchanger
    61
  - Hydraulic Pressure Sensor
    62
  - DHW Flow Sensor (Hall Effect Sensor)
    62
  - DHW Flow Regulator and Filter
    62
  - Diverter Valve Motor
    63
  - Diverter Valve Cartridge
    63
  - Pressure Relief Valve
    63
11 Troubleshooting

64
12 Decommissioning

71
- Decommissioning Procedure
  71
13 Spare Parts

72
- Short Parts List
  72
14 Appendix

73

Baxi COMBI 424 User Manual (36 pages)

High Efficiency Wall Hung Condensing Gas Boiler

Brand: Baxi | Category: Boiler | Size: 1.17 MB

User Guide
1
Table of Contents
3
1 Safety

5
- General Safety Instructions
  5
- Recommendations
  6
  - The Benchmark Scheme
    6
  - Benchmark Commissioning Checklist
    6
- Liabilities
  6
2 About this Manual

8
- General
  8
- Additional Documentation
  8
- Symbols Used
  8
  - Symbols Used in the Manual
    8
- Abbreviations/Glossary
  8
3 Technical Specifications

10
- Homologations
  10
  - Certifications
    10
- Technical Data
  10
  - Technical Information
    10
  - Dimensions and Connections/Clearances
    11
4 Description of the Product

12
- General Description
  12
- Operating Principle
  12
  - In Operation
    12
- Control Panel Description
  12
  - Description of the Keys
    12
  - Description of the Display
    12
- Accessories and Options
  13
  - Optional Accessories
    13
5 Operation

14
- Start-Up
  14
  - Operation Checking Procedure and Basic Fault Identification
    14
- Use of the Control Panel
  16
  - Control
    16
- Shutdown
  16
- Frost Protection
  16
6 Settings

17
- List of Parameters
  17
  - Reading out Operating Parameters
    17
- Setting the Parameters
  17
  - Setting the Central Heating Water Temperature
    17
  - Setting the Domestic Hot Water Temperature
    17
7 Maintenance

18
- General
  18
- Maintenance Instructions
  18
  - Re-Pressurising the System
    18
- Venting the Installation
  20
- Draining the Installation
  21
8 Troubleshooting

22
- Error Codes
  22
- Fault Finding
  23
9 Decommissioning

25
- Decommissioning Procedure
  25
10 Disposal

26
- Disposal and Recycling
  26
11 Environmental

27
- Energy Saving
  27
- Room Thermostats and Settings
  27
12 Warranty

28
- General
  28
- Standard Warranty Terms and Conditions
  28
13 Appendix

30

Baxi COMBI 424 User Manual (36 pages)

High-efficiency wall-hung condensing gas boiler

Brand: Baxi | Category: Boiler | Size: 5.57 MB

Table of Contents
3
Safety
5
General Safety Instructions
5
Recommendations
6
The Benchmark Scheme
6
Benchmark Commissioning Checklist
6
Liabilities
7
User's Liability
7
Installer's Liability
7
Manufacturer's Liability
7
About this Manual
8
General
8
Additional Documentation
8
Symbols Used
8
Symbols Used in the Manual
8
Abbreviations/Glossary
8
Technical Specifications
9
Homologations
9
Certification
9
Technical Data
9
Technical Information
9
Dimensions and Connections/Clearances
11
Description of the Product
12
General Description
12
Operating Principle
12
Air-Gas Adjustment
12
Combustion
12
Heating and Domestic Hot Water Production
12
Control Panel Description
13
Description of the Keys and Knobs
13
Accessories & Options
13
Operation
14
Start-Up
14
Procedure for First Start-Up
14
Changing the Heating Flow Temperature
14
Changing the Domestic Hot Water (DHW) Temperature
14
Shutdown
15
Switching off the Heating and Domestic Water (DHW)
15
Frost Protection
15
Settings
16
Access to USER Parameters
16
List of USER Parameters
16
Maintenance
18
General
18
Maintenance Instruction
18
Filling the Installation
18
Venting the Installation
19
Maintenance Message
19
Troubleshooting
20
Temporary and Permanent Faults
20
Error Codes
20
Fault Finding
25
Decommissioning
26
Decommissioning Procedure
26
Disposal
27
Disposal and Recycling
27
11 Environmental
28
Energy Saving
28
Room Thermostats and Settings
28
12 Warranty
29
General
29
Standard Warranty Terms and Conditions
29
13 Appendix
31
Product Fiche - Combination Boilers
31
Package Fiche - Boilers
32
Package Fiche - Combination Heaters (Boilers or Heat Pumps)
34

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Baxi COMBI 424 Gas Condensing Boiler Manuals

Baxi COMBI 424 Installation And Service Manual (84 pages)

Table of Contents

Baxi COMBI 424 Installation And Service Manual (84 pages)

Table of Contents

Baxi COMBI 424 Installation And Service Manual (80 pages)

Table of Contents

1 Safety

2 About this Manual

3 Technical Specifications

4 Description of the Product

5 Before Installation

6 Installation

7 Commissioning

8 Operation

9 Settings

10 Maintenance

11 Troubleshooting

12 Decommissioning

13 Spare Parts

14 Appendix

Baxi COMBI 424 User Manual (36 pages)

Table of Contents

1 Safety

2 About this Manual

3 Technical Specifications

4 Description of the Product

5 Operation

6 Settings

7 Maintenance

8 Troubleshooting

9 Decommissioning

10 Disposal

11 Environmental

12 Warranty

13 Appendix

Baxi COMBI 424 User Manual (36 pages)

Table of Contents

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