Grant VORTEX Pro Combi Series User Manual

Contents
Contents
3
1 Introduction 4
1.1 How a Condensing Boiler Works 4
1.2 Boiler Description 4
1.3 Boiler Components 5
2 Technical Data 6
2.1 Boiler Technical Data 6
2.2 Burner Settings 7
2.3 Vortex Combi e Boilers using
Class C2 Kerosene 7
2.4 Flue Gas Analysis 7
2.5 Boiler Dimensions 8
3 Oil Storage & Supply System 10
3.1 Fuel Supply 10
3.2 Burner Oil Connection 13
4 Boiler Installation Information 14
4.1 Introduction 14
4.2 Boiler Location 14
4.3 Preparation for Installation 14
4.4 Installing the Boiler 14
4.5 Expansion Vessel 14
4.6 Filling and Venting the System 14
4.7 Regulations Compliance Requirements 15
4.8 Completion 15
4.9 Before you Commission 15
4.10 Underfloor Heating Systems 15
4.11 Pipework Materials 15
4.12 Sealed Systems 15
4.13 Underfloor Pipework 15
5 Pipe Connections 16
5.1 Water Connections 16
5.2 Making the Water Connections 16
5.3 Domestic Hot Water System 17
5.4 To use the Water Hardness Kit 17
6 Condensate Disposal 18
6.1 General Requirements 19
6.2 Connections 18
6.3 Pipework 18
6.4 External Pipework 18
6.5 Condensate Soakaway 18
6.6 Condensate Trap 19
6.7 Condensate Disposal Pipework 19
6.8 Inspection and Cleaning of Trap 19
6.9 External Condensate Trap Fitting 19
7 Sealed Systems 21
7.1 System Models 21
8 Electrical 22
8.1 Connecting the Power Supply 22
8.2 Connecting the Controls - Heating Only 24
8.3 Connecting the Controls - Heating
and Hot Water 28
8.4 Connecting an External Frost Thermostat 31
9 Flue System & Air Supply 32
9.1 Air Supply 32
9.2 Conventional Flue Systems 33
9.3 Connecting a Conventional Flue 35
9.4 Balanced Flue Systems 35
9.5 Prepare the Wall 39
9.6 High Level and Vertical Balanced Flue 39
10 Commissioning 40
10.1 Boiler Controls 41
10.2 Commissioning the Vortex Pro
Combi 21e Riello RDB Burner 41
10.3 Information for the User 42
10.4 Balancing the System 42
10.5 Completion 42
10.6 Air Adjuster Disc - Combi 21 only 43
10.7 Information for the User 43
11 Boiler Servicing 44
11.1 Checking before Servicing 44
11.2 Dismantling Prior to Servicing 44
11.3 Cleaning the Boiler 44
11.4 Cleaning the Burner 46
12 Fault Finding 47
12.1 Initial Checklist - for Installer or
Service Engineers 47
12.2 Main Fault Finding Procedures 48
12.3 Poor Hot Water Checklist 51
12.4 Riello RDB Burner Fault Finding 52
13 Spare Parts 53
14 Health & Safety Information 55
14.1 Insulation Materials 55
14.2 Insulation Materials 55
14.3 Kerosene and Gas Oil Fuels (mineral oils) 55
15 EC Declaration of Conformity 56
16 Warranty 56
16.1 The Vortex Oil Boiler Warranty 56
16.2 Extended Warranty 57

Grant VORTEX Pro Combi Series Specifications

General

Brand	Grant
Model	VORTEX Pro Combi Series
Category	Boiler
Language	English