Table of Contents
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Table of Contents
Related Manuals for Malvern 50
Summarization of Contents
INTRODUCTION
Gas Safety Regulations
Ensures all gas appliances are installed by competent persons according to law.
Codes of Practice
References to British Standard Codes of Practice for installation guidance.
LOCATION OF BOILER
Specifies requirements for boiler placement, including wall type and non-external installation.
IMPORTANT NOTICE
Guidance for timber-framed buildings and specific room requirements.
INSTALLATION OF BOILER
Space Required for Installation and Service.
Specifies clearances needed for installation and servicing of the boiler.
REMOVAL OF THE CASE
Detailed steps for safely removing the boiler's outer casing.
TURNING BOX
Instructions for mounting the turning box and preparing for flue outlet.
ASSEMBLY OF FLUE PIPE AND AIR DUCT PIPE TO TURNING BOX
Procedure for connecting flue pipe and air duct to the turning box.
SCHEMATIC WIRING
External System Controls
Wiring for external system controls and programmer connections.
Switched Live
Connection point for switched live supply.
Permanent Live
Connection point for permanent live supply.
External Pump
Connection for external pump power supply.
FAULT FINDING
General Information
Overview of the boiler's electrical sequence and fault indication lamps.
Fault Finding Flow Chart
A flowchart to diagnose and resolve common boiler faults.
SERVICING
Routine
Recommended checks and servicing schedule for efficient boiler operation.
CHANGING COMPONENTS
Guidelines for replacing non-repairable boiler components.
Servicing behind the Electrical Tray
Procedure for accessing and removing components behind the electrical tray.
Component Servicing Procedures
Panel Indicators
Procedure for removing and replacing faulty panel indicators.
Multifunctional Control
Procedure for removing, replacing, and adjusting the multifunctional control.
Removing the Case
Instructions for safely removing the boiler's outer casing for access.
Programmer (when factory fitted)
Steps for removing and replacing the programmer unit.
Component Replacement Steps
Fan Assembly
Procedure for removing and replacing the fan assembly unit.
Control Thermostat
Procedure for removing and replacing the control thermostat.
Electrode and HT Lead
Procedure for removing and replacing the electrode and HT lead.
Pilot Assembly
Procedure for removing and replacing the pilot assembly.
Component Replacement Details
Burner
Procedure for removing and replacing the burner assembly.
Primary Heat Exchanger
Procedure for removing and replacing the primary heat exchanger.
Secondary Heat Exchanger
Procedure for removing and replacing the secondary heat exchanger.
Main Injector
Procedure for removing and replacing the main injector.
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