Name: Grant Vortex Pro
Brand: Grant
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Page 28 Section 8: Electrical

LN E

240 V

50 HZ

Pipe

Thermostat

(if fitted)

Wiring Centre

45 67 8910

Cylinder

Stat

Room Stat

Pump

(if fitted outside boiler)

2-port

Zone Valve

Motor

HTG

2-port

Zone Valve

Motor

DHW

Grey

Blue Blue

Brown

Green/Yellow

Orange

Grey

1 23456

LLNE

78910

EENNLL

Boiler

Terminal Blocks

Grant 2-Channel

Wall Mounted Programmer

(Ref. ESKIT)

OFF

Figure 8-1: Vortex Pro External Module with S-plan type control system wiring diagram

8.4 CONTROL SYSTEM WIRING DIAGRAMS

Default Chapter3
- Table of Contents3
1 Introduction4
- How a Condensing Boiler Operates4
- Boiler Description4
- Flue Options4
- Boiler Components5
2 Technical Data6
- Boiler Technical Data6
- Sealed System Data6
- Burner Settings7
- Flue Gas Analysis7
- Water Connections7
- Boiler Dimensions8
3 Oil Storage and Supply System10
- Fuel Supply10
- Burner Oil Connection12
4 Installation14
- Introduction14
- Boiler Location14
- Regulations Compliance14
- Heating System Design Considerations14
- Pipework Materials15
- Connections15
- Preparation for Installation15
- Installing the Boiler16
- Filling the Heating System16
- Before You Commission16
- Completion16
5 Pipe Connections17
- Water Connections and17
- Water Connections and Thermostat Phial Positions17
6 Condensate Disposal18
- General Requirements18
- Connections18
- Pipework18
- External Pipework18
- Condensate Soakaway19
- Condensate Trap19
- Condensate Disposal Pipework20
- Inspection and Cleaning of Trap20
7 Sealed Systems21
- Sealed System Requirements21
- Filling the Sealed System22
- Venting the Pump22
- Pressure Relief (Safety) Valve Operation22
- 15/21 Sealed System Kit22
- 26/36 & 36/46 Sealed System Kit25
8 Electrical26
- General26
- Connecting the Power Supply26
- Frost Protection27
- Control System Wiring Diagrams 28 A128
- Boiler Control Panel Wiring Diagrams30
9 Flue System and Air Supply31
- Air Supply31
- Plume Diverter Kit31
- Conventional Flue Systems32
- External Vertical Conventional Flue (Green System)32
- External Horizontal Conventional Flue (Green System)34
- Flue Clearances35
10 Commissioning37
- Before Switching on38
- Burner Settings38
  - Rdb2.2 Bx Burners38
- Burner Settings: Rdb3.2 Burners40
- Air Adjuster Disc: 15/21 and 15/26 Models Only41
- Switching on41
- Running the Boiler42
- Balancing the System42
- Completion42
- Information for the User42
11 Servicing43
- Checks before Servicing43
- Dismantling Prior to Servicing43
- Cleaning the Boiler43
- Cleaning the Burner45
  - Rdb2.2 Bx Burners45
- Cleaning the Burner46
  - Rdb3.2 Burners46
- Cleaning the Burner: All Models46
- Air Adjuster Disc: 15/21 and 15/26 Models Only46
- Recommissioning46
- Burner Components47
12 Fault Finding49
- Boiler Fault Finding49
- Burner Fault Finding - Riello Burners50
13 Spare Parts51
- Boiler Parts List51
- Sealed System Parts List51
- Riello RDB 2.2 BX Burners52
- Riello RDB 3.2 Burners55
14 Declaration of Conformity57
15 Health and Safety Information58
- Insulation Materials58
- Sealant and Adhesive58
- Kerosene and Gas Oil Fuels58
16 End of Life Information59
17 Product Fiche60
18 Guarantee61
- Wilo Yonos para Rs Rkc Circulating Pump63
Wilo-Para 25-130/7-50/Sc-6#Gra Circulating Pump65

Grant Vortex Pro User Manual

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Brand	Grant
Model	Vortex Pro
Category	Boiler
Language	English