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Worcester Greenstar 2000 Installation And Maintenance Instructions
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6 721 820 552 (2021/02) UK/IE
Installation and Maintenance Instructions
Gas-fir
ed condensing combi appliance
Gr
eenstar 2000
2
1
3
4
0
bar
GR2300iW C
2
Table of Contents
Table of Contents
2
Explanation of Symbols and Safety Instructions
4
Explanation of Symbols
4
General Safety Instructions
4
Regulations
7
Product Information
8
Scope of Delivery
8
Declaration of Conformity
8
Appliance Type Overview
9
Product Identification
9
Pipe Work Positions and Flue Outlet
9
Product Overview
10
Product Data for Energy Consumption
11
Standard Accessories
11
Appliance Accessories
11
Programmer/Timer Accessories
11
Pre-Installation
12
System Preparation
12
Artificially Softened Water
12
Water Systems and Pipework
12
System Layouts Examples
13
System Fill
14
Mains Supply
14
Electrical Supply
14
Gas Supply
14
Gas Supply
15
Water Supply
16
Appliance Location and Clearances
16
Appliance Location
16
Rooms Containing a Bath or Shower
17
Appliance Clearances
18
Flue Systems Considerations
19
Flue Length
19
Flue Options
20
Plume Management System
22
Flue Terminal Positions
22
Plume Re-Direct and Plume Management Terminal Positions
26
Condensate Discharge
28
Condensate Pipework
28
Condensate Production
28
Internal Connections
28
External Connections
30
Pressure Relief Discharge
33
Pressure Relief Pipework
33
Alternative PRV Connections - Combined Prv/Condensate
33
Cleaning Primary Systems
34
Flushing the System
34
Installation
35
Position the Appliance
36
Mounting Bracket Fixing
36
Appliance Connections
37
Hanging the Appliance
38
Flue Turret/Adaptor Installation
39
Electrical Connection
40
Installer Connections
41
Cable Preparations
43
External Controls - Domestic Installations
43
Commissioning
44
Pre-Commissioning Checks
44
Water Treatment
44
Filling the Appliance and Adding Inhibitor
45
Circulation Pump
45
Starting the Appliance
46
Control Panel Overview
46
Screen Display
46
Switching on the Device
46
Setting the Flow Temperature
47
Setting the DHW Heating
47
Setting the Heating Control Device
47
After Commissioning
47
Setting Summer Mode
47
Manual Mode
47
Chimney Sweep Mode
48
Setting the Appliance to Maximum
48
Setting the Appliance to Minimum
48
Exiting Chimney Sweep Mode
48
Checking Gas Inlet Pressure
48
Checking the Gas Rate
49
Checking for Gas Leaks During Operation
49
CO and Combustion Check
50
Checking Flue Integrity
51
Flue Gas Analysis
51
Finishing Commissioning
52
6.12.1 Fitting the Front Panel
52
6.12.2 Fitting the Infills
52
6.12.3 Appliance/Product Guarantee
52
Shutdown
53
Setting Frost Protection
53
Anti-Seize Protection
53
Settings in the Service Menu
53
Operating the Service Menu
53
Service Functions Overview
54
Menu 1
54
Menu 2
54
Menu 3
55
Menu 4
56
Menu 5
57
Menu 6
58
Menu 0
58
Inspection and Maintenance
59
Inspection and Maintenance Considerations
59
Service Functions
59
Component Access
60
Fan Pressure Test
60
Checking Heat Exchanger Assembly
60
Check Working Gas Inlet Pressure
60
Flue Gas Analysis
61
Checking the Flue Integrity
61
Cleaning the Siphon and Heat Exchanger
61
Cleaning the Heat Exchanger
61
Cleaning the Siphon
64
Setting the Air/Gas Ratio
66
Replacement Parts
67
Component Access
67
Draining the Appliance
67
Checking the Strainer in the Cold Water Pipe
68
Checking the Plate Heat Exchanger
68
Checking the Expansion Vessel
68
Adjusting the Operating Pressure of the Heating System
68
Removing the Gas Valve
69
Removing the Pump
69
Removing the Automatic Air Vent Valve
69
10.10 Removing the Motor of the Diverter Valve
70
10.11 Removing the Heat Exchanger
70
10.12 Replacing the Control Unit
71
10.13 Replacing the 230V Interface Box
71
10.14 Reattaching the Casing on the Side
72
Fault Finding and Diagnosis
73
General Information
73
Fault Code Table
74
Pump Operation and Diagnosis
84
Faults that Are Not Displayed
85
Environmental Protection and Disposal
86
Technical Specifications/Logs
87
Technical Data
87
Component Resistance Characteristics
90
Heating Curve
90
Internal Wiring of the Appliance
91
13.4.1 Electrical Wiring
91
Setting Values for Output
92
Gas Setting Values (Natural Gas)
92
Gas Boiler System Commissioning Checklist and Warranty Validation Record
93
Inspection and Maintenance Checklist
94
Service and Interim Boiler Work Record
95
Data Protection Notice
97
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Worcester Greenstar 2000 Specifications
General
Model
Greenstar 2000
Category
Boiler
Fuel Type
Natural Gas
ERP Rating
A
Warranty
5 years
Type
Combi
Efficiency
Up to 93%
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