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Table of Contents
- 1 Table of Contents
- 2 Introduction
- 3 Safety Symbols
- 4 Technical Data
- 5 General Boiler Information
- 6 Installation
- 7 Commissioning
- 8 Routine Servicing
- 9 Component Replacement
- 10 Wiring Diagram
- 11 Error Codes and Fault Finding
- 12 Short Parts List
- 13 Energy Classification
- 14 Benchmark Checklist
- 15 Service Record
- Download this manual
Installation and Servicing
Evoke 28NX and 33NX
Wall Mounted, Fan Assisted, Room Sealed,
Gas Fired, High Efficiency Condensing Combination Boiler
These instructions have been carefully prepared but we reserve the right
to alter the specification at any time in the interest of product improvement.
© Alpha Therm Limited 2023.
Instructions
For Technical help or for Service call ...
ALPHA HELPLINE Tel: 0344 871 8764
website: www.alpha-innovation.co.uk
Nepicar House, London Road,
Wrotham Heath, Sevenoaks,
Kent TN15 7RS
Alpha Evoke 28NX
Alpha Evoke 33NX
Alpha Evoke 28NX LPG
Alpha Evoke 33NX LPG
Leave these instructions with the User
G.C. No. 47 532 84
G.C. No. 47 532 86
G.C. No. 47 532 85
G.C. No. 47 532 87
Part No. 1.046746 rev. ST.006691.000
0223/D448
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Table of Contents
Related Manuals for Alpha Evoke 33NX
Summarization of Contents
1 INTRODUCTION
1.1 Gas Supply
Details on the gas supply requirements and connections for the boiler.
1.2 Electrical Supply - Attention
Instructions for safe electrical connection, including earthing and supply voltage.
1.3 Air Supply
Details on the boiler's air supply needs and ventilation requirements.
1.4 Flue System
Guidance on the installation and requirements for the boiler's flue system.
2 SAFETY SYMBOLS
Personal Protective Equipment
Lists required personal protective equipment for safe operation and handling.
3 TECHNICAL DATA
3.1 Technical Performance Data - Natural Gas
Specifications for natural gas operation, including heat output and efficiency.
3.2 Technical Performance Data - LPG
Specifications for LPG operation, including heat output and efficiency.
3.3 PHYSICAL DATA
3.4 Flue Lengths
Details on the permissible lengths and configurations for flue systems.
3.5 Pump
Information on the boiler's pump operation modes and characteristics.
3.6 ELECTRICAL CONNECTIONS
3.7 Data Badge Annotation
Explanation of the information found on the boiler's data badge.
4 GENERAL BOILER INFORMATION
4.1 Gas Supply
Requirements for the gas supply and installation standards.
4.2 Electrical Supply - Attention
Safety guidelines for connecting the electrical supply to the boiler.
4.3 Air Supply
Details on the boiler's air supply needs and ventilation requirements.
4.4 Flue System
Information and diagrams related to flue system installation and configuration.
4.5 FLUE TERMINAL LOCATION
4.6 Boiler Location
Guidelines and requirements for installing the boiler safely within a property.
4.7 CENTRAL HEATING SYSTEM
4.8 Filling the Central Heating System
Step-by-step instructions for filling and pressurising the central heating system.
4.9 FLUSHING THE HEATING SYSTEM
4.10 Disposal of Condensate
Procedures and requirements for the safe disposal of boiler condensate.
5 INSTALLATION
5.1 Unpacking
Instructions for unpacking the boiler and its components.
5.2 Clearances Required
Minimum clearances needed around the boiler for safe installation and servicing.
5.3 Prepare the Wall
Steps for preparing the wall for boiler mounting and flue installation.
5.4 FIT THE BOILER
5.5 Connect the Pipework
Instructions for connecting the central heating, DHW, and gas pipework.
5.7 FIT THE FLUE
5.8 Reducing the Flue
Guidance on how to shorten the flue if required for specific installations.
5.9 EXTENDING THE FLUE
5.10 Fit Plume Management Components (Optional)
Options for managing and diverting exhaust flue gas/plume emissions.
5.11 CONNECT THE MAINS SUPPLY
5.12 Fitting Boiler Controls
Instructions for connecting various types of boiler controls and thermostats.
6 COMMISSIONING
6.1 Fill the System
Steps to fill the heating system with water and check for leaks.
6.2 Boiler Controls
Overview and identification of the boiler's control panel buttons and indicators.
6.3 Test for Gas Tightness and Purge the Supply
Procedures for testing gas tightness and purging the supply after installation.
6.6 CHECKING THE COMBUSTION - CHIMNEY SWEEP MODE
6.7 Final Commissioning
Final checks and adjustments required after installation and before handover.
6.9 User Information
Key information to be provided to the user regarding boiler operation and maintenance.
6.10 INFORMATION MENU
6.11 Converting the Boiler to Operate on LPG
Instructions for converting the boiler from natural gas to LPG.
7 ROUTINE SERVICING
General
General checks to be performed during routine servicing of the boiler.
Combustion check
Procedure for checking and recording boiler combustion performance.
7.1 IMPORTANT NOTES PRIOR TO SERVICING
7.2 Casing Removal
Step-by-step guide to removing the boiler casing panels for servicing.
7.3 PREPARE FOR SERVICING
Cleaning the Electrodes, Burner and Fan
Instructions for cleaning key internal components like electrodes, burner, and fan.
Cleaning the Heat Exchanger
Procedure for cleaning the boiler's heat exchanger and checking insulation panels.
7.6 REPLACING MANIFOLD SEALS
7.7 Re-assemble the Boiler
Steps for reassembling the boiler after component replacement or servicing.
8 COMPONENT REPLACEMENT
8.1 General Access
Steps to gain access to the boiler's internal components for replacement.
8.2 Draining the Boiler
Procedure for draining the heating and hot water circuits before component replacement.
8.3 Ignition and Sensing Electrode
Instructions for replacing the ignition and sensing electrode assembly.
8.4 Main Burner
Procedure for removing and replacing the main burner unit.
8.6 FLUE TEMPERATURE SENSOR
8.7 Fuse
Guidance on replacing the boiler's fuse, including specifications.
8.8 PCB
Instructions for replacing the Printed Circuit Board (PCB).
8.9 Gas Valve
Procedure for replacing the gas valve, including safety checks.
8.11 CONDENSATE TRAP
8.12 DHW Flow Switch
Instructions for replacing the Domestic Hot Water (DHW) flow switch.
8.13 Primary Heat Exchanger
Procedure for removing and replacing the primary heat exchanger.
8.14 PRESSURE GAUGE
8.15 Primary Temperature Sensors
Instructions for replacing the primary temperature sensors.
8.16 Automatic Air Vent
Procedure for replacing the automatic air vent.
8.17 Pump Head
Steps for replacing the boiler's pump head.
8.19 Safety Valve
Procedure for replacing the safety valve.
8.21 DIVERTER VALVE MOTOR
8.22 Diverter Valve Cartridge
Procedure for replacing the diverter valve cartridge.
8.23 Expansion Vessel
Steps for replacing the boiler's expansion vessel.
8.24 Front/Burner Combustion Chamber Insulation
Instructions for replacing the front combustion chamber insulation.
8.25 Rear Combustion Chamber Insulation
Procedure for replacing the rear combustion chamber insulation.
9 WIRING DIAGRAM
9.1 Illustrated Wiring Diagram
A visual representation of the boiler's electrical connections and components.
10 ERROR CODES AND FAULT FINDING
10.1 Carry Out Initial Fault Finding Checks
Initial steps to take when diagnosing a suspected functional fault with the boiler.
10.2 Error Codes and Fault Finding
A list of error codes, their descriptions, and possible causes for troubleshooting.
12 ENERGY CLASSIFICATION
12.1 Technical Parameters for Mixed Boilers
Technical data related to energy efficiency compliance for mixed boilers.
12.3 FACSIMILE FOR FILLING IN ROOM HEATING SYSTEM ASSEMBLY CHART
Room Heating System Assembly Chart
A chart for calculating and recording room heating system energy efficiency.
Parameters for Filling in Assembly Chart
Table of parameters required for filling the assembly charts.
12.6 DOMESTIC HOT WATER PRODUCTION SYSTEM ASSEMBLY CHART
Parameters for Filling in DHW Package Assembly Chart
Parameters required for calculating DHW package energy efficiency.
GAS BOILER SYSTEM COMMISSIONING CHECKLIST
Central Heating Mode measure and record:
Section for recording central heating operational data.
Domestic Hot Water Mode Measure and Record:
Section for recording domestic hot water operational data.
All Installations
General checklist items applicable to all installations, including compliance and handover.
9 IMPORTANT NOTES
Boiler Location
Essential clearances and guidelines for boiler installation location.
Flue Terminal
Instructions regarding the flue terminal's position and condition.
Gas Leak
Safety procedures to follow in case of a suspected gas leak.
Electrical Supply
Details on the boiler's electrical supply requirements and connection procedures.
1 INTRODUCTION
Operating the Boiler
Instructions on how to operate the boiler, including mode selection and controls.
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