User Manuals: Main Eco Compact Combi 25 Boiler

Manuals and User Guides for Main Eco Compact Combi 25 Boiler. We have 1 Main Eco Compact Combi 25 Boiler manual available for free PDF download: Installation And Service Manual

Main Eco Compact Combi 25 Installation And Service Manual (80 pages)

High Efficiency Wall Hung Condensing Gas Boiler

Brand: Main | Category: Boiler | Size: 7.07 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
18
Description of the Product
19
General Description
19
Operating Principle
19
Air-Gas Adjustment
19
Combustion
19
Central Heating and Domestic Hot Water Production
20
Central Heating Mode
20
Domestic Hot Water Mode
20
Frost Protection Mode
21
Pump Protection
21
Main Components
22
List of Components
22
Control Panel Description
23
Description of the Control Panel
23
Standard Delivery
23
Contents of the Carton
23
Accessories and Options
24
Optional Accessories
24
Before Installation
25
Installation Regulations
25
Installation Requirements
25
Gas Supply
25
Electrical Supply
25
Hard Water Area
26
Bypass
26
System Control
26
Treatment of Water Circulating Systems
26
Showers
27
Expansion Vessel (CH Only)
27
Safety Pressure Relief Valve
27
Choice of the Location
28
Location of the Boiler
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
35
Unpacking & Initial Preparation
36
Unpacking
36
Initial Preparation
36
Connecting Diagrams
37
Filling Information
37
Domestic Hot Water Circuit
37
Installation
39
General
39
Assembly
39
Fitting the Pressure Relief Discharge Pipe
39
Connecting the Condensate Drain
40
Air Supply/Flue Gas Connections
40
Connecting the Flue/Chimney
40
Electrical Connections
42
Making the Electrical Connection
42
Connecting Outdoor Sensor
44
Identifying Label
45
Outdoor Sensor Graph
45
Setting Outdoor Sensor Curve
45
Filling the Installation
46
Flushing the System
46
Fill the Installation
46
Filling the Condensate Trap
46
Commissioning
47
General
47
Checklist before Commissioning
47
Preliminary Electrical Checks
47
Checks
47
Commissioning Procedure
48
De-Aeration Function
48
Gas Settings
48
Check the Operational (Working Gas Inlet Pressure and Gas Rate)
48
Checking Combustion - Chimney Sweep Mode
49
Configuring the System
52
System Draining
52
Final Instructions
52
Handover
52
Operation
53
Use of the Control Panel
53
Control Panel
53
Start up
53
Frost Protection
53
Maintenance
54
General
54
Standard Inspection and Maintenance Operations
55
Annual Servicing
55
Checking the Water Pressure
56
Checking the Expansion Vessel
56
Checking the Automatic Air Vent
56
Checking the Burner and Cleaning the Heat Exchanger
56
Specific Maintenance Instructions
57
Detection/Spark Ignition Electrode
57
NTC Flue Sensor
57
Flow and Return Sensors
58
Safety Overheat Thermostat
58
DHW Temperature Sensor (NTC)
58
Pressure Gauge
58
Hall Effect Sensor
59
DHW Flow Regulator and Filter
59
Safety Pressure Relief Valve
59
Diverter Valve Motor
60
Expansion Vessel
60
Gas Valve
60
Pump - Head Only
63
Pump - Complete
63
10 Troubleshooting
64
Error Codes
64
Initial Error Fault Finding Checks
64
Display of Error Codes
64
Fault Finding
65
Central Heating
65
Domestic Hot Water
66
Fault Finding Solutions Sections a to E
67
Fault Finding Solutions Sections F to H
68
Fault Finding Solutions Sections I to M
69
11 Decommissioning
70
Decommissioning Procedure
70
12 Disposal
71
Disposal and Recycling
71
13 Spare Parts
72
Short Parts List
72
14 Appendix
73
Benchmark Commissioning Checklist
73
Service Records
74

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