Bosch WORCESTER GREENSTAR HE ZB 7-27 Manuals

Bosch WORCESTER GREENSTAR HE ZB 7-27 Manuals

Manuals and User Guides for Bosch WORCESTER GREENSTAR HE ZB 7-27. We have 1 Bosch WORCESTER GREENSTAR HE ZB 7-27 manual available for free PDF download: Manual

Bosch WORCESTER GREENSTAR HE ZB 7-27 Manual

Bosch WORCESTER GREENSTAR HE ZB 7-27 Manual (44 pages)

Wall mounted condensing boiler for central heating

Brand: Bosch | Category: Boiler | Size: 2.12 MB

Table of Contents

Table of Contents
2
7.2.2 Testing CO and CO
2
Safety Precautions
3
Symbols
3
Details of the Appliance
4
EC Declaration of Conformity
4
Standard Package
4
Description of Appliance
4
Accessories
5
Casing Dimensions
5
Layout of Appliance
6
Function
7
Electrical Wiring Diagram
8
Technical Data
9
Installation Regulations
11
Installation
11
Important Remarks
11
Sealed Systems
11
Siting the Appliance
12
Wall Mounting Frame Assembly
13
Pre-Piping the System
13
Fitting the Appliance
14
Checking the Connections
15
Flue Systems
15
Siting the Flue Terminal
16
Installation of the Flue
17
Flue Duct Preparation and Assembly
19
Electrical Connections
20
Connecting the Appliance
20
Mains Voltage External Controls Connections
21
Wiring to Your System
22
Pre-Wired Remote y Plan or S Plan
22
Commissioning
23
Switching the Appliance On/Off
24
Switching on the Central Heating
24
System Controls
24
Frost Protection
24
Pump Anti-Seize Function
25
Fault Condition
25
Individual Settings
26
Mechanical Settings
26
Checking the Size of the Expansion Vessel
26
Setting the Central Heating Flow Temperature
26
Changing the Heating Pump Characteristic
26
Settings on the Bosch Heatronic
27
Operating the Bosch Heatronic
27
Central Heating Mode (Service Function 2.2)
27
Setting the Anti-Cycle Time (Service Function 2.4)
27
Setting the Maxim CH Flow Temperature (Service Function 2.5)
28
Setting the Switching Difference (Service Function 2.6)
28
Setting the Heating Output (Service Function 5.0)
28
Setting the Gas/Air Ratio
28
Converting the Appliance to Different Gas Types
29
Setting the Gas/Air Ratio
29
Testing Combustion Air/Flue Gas at Set Heat Output
31
Testing the O or CO Level in the Combustion Air
31
Maintenance
32
Pre-Service Check List
33
Description of Servicing Operations
34
Replacement of Parts
36
PCB Control Board and Transformer
36
Fan Assembly
37
Pump
38
Sensors
38
Gas Valve
38
Electrode Assembly
39
Pressure Gauge
39
Expansion Vessel
39
Pressure Relief Valve
39
Appendix
40
Fault Codes
40
Short Parts List
41
Heating/Hot Water Output Settings (N.G.)
42
Heating/Hot Water Output Settings (L
42
Operational Flow Diagrams
43
Central Heating Function
43

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