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Vortex VTXBH15/26
Grant Vortex VTXBH15/26 User Manual
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UK | DOC 0128
| Rev 2.0 | July 2022
Gra
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Vo
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Boiler House
Condensing Oil Boiler Rang
e
Installation and Servicing Instructions
2
Table of Contents
Table of Contents
3
Introduction
4
How a Condensing Boiler Operates
4
Boiler Description
4
Flue Options
4
Boiler Components
5
Technical Data
6
Boiler Technical Data
6
Burner Settings
7
Flue Gas Analysis
7
Water Connections
7
Boiler Dimensions
8
Oil Storage and Supply System
10
Fuel Supply
10
Burner Oil Connection
12
Fitting the Burner
13
Installation
14
Introduction
14
Boiler Location
14
Regulations Compliance
14
Heating System Design
14
Considerations
14
Pipework Materials
15
Connections
15
Preparation for Installation
15
Installing the Boiler
15
Filling the Heating System
15
Before You Commission
16
Completion
16
Pipe Connections
17
General
17
Models
17
Model Only
17
Models
18
Fitting the Dual Thermostat
18
Condensate Disposal
19
General Requirements
19
Connections
19
Pipework
19
External Pipework
19
Condensate Soakaway
20
Condensate Trap
20
Condensate Disposal Pipework
20
Inspection and Cleaning of Trap
20
Sealed Systems
21
Sealed System Requirements
21
Filling the Sealed System
22
Venting the Pump
22
Pressure Relief (Safety) Valve Operation
22
Electrical
23
General
23
Connecting the Power Supply
23
Frost Protection
24
Wiring Diagrams
24
Flue System and Air Supply
26
Air Supply
26
Conventional Flue Systems
26
Connecting a Conventional Flue
29
Balanced Flue Systems
29
Prepare the Wall
33
Flue Clearances
34
Commissioning
36
Before Switching on
36
Burner Settings
37
Rdb2.2 Bx Burners
37
Burner Settings: Rdb3.2 Burners
38
Air Adjuster Disc
39
And 21-46 Models Only
39
Switching on
40
Running the Boiler
40
Balancing the System
40
Completion
41
Information for the User
41
Servicing
42
Checks before Servicing
42
Dismantling Prior to Servicing
42
Cleaning the Boiler
42
Cleaning the Burner
44
Rdb2.2 Bx Burners Only
44
Cleaning the Burner: Rdb3.2 Burners Only
45
Cleaning the Burner: All Models
45
Air Adjuster Disc
45
And 26-46 Models Only
45
Recommissioning
45
Burner Components
46
Fault Finding
48
Boiler Fault Finding
48
Burner Fault Finding - Riello RDB Burners
49
Spare Parts
50
Boiler Parts List
50
Riello RDB 2.2 BX Burners
51
Riello RDB 3.2 Burners (46-70 Models)
54
Declaration of Conformity
56
Health and Safety Information
57
Insulation Materials
57
Sealant and Adhesive
57
Kerosene and Gas Oil Fuels
57
End of Life Information
58
Product Fiche
59
Guarantee
60
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Grant Vortex VTXBH15/26 Specifications
General
Model
VTXBH15/26
Type
Condensing Boiler
Fuel Type
Oil
Output (kW)
15-26 kW
Warranty
2 years
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