Alpha 240E & 280E (Elec) Main PCB 6.5631930

Product Overview

The Alpha Main Printed Circuit Board (PCB) 6.5631930 is an electronic control component designed for use within selected Alpha heating systems.

The PCB acts as the main electronic control unit of the boiler. It receives and processes signals from connected sensors, thermostats, switches, and safety devices, helping to manage communication between internal components and supporting correct appliance operation.

As an essential electronic component, a correctly functioning PCB helps maintain reliable boiler operation by controlling and coordinating important boiler functions. This part is commonly referred to as the Main PCB or Modulating PCB for compatible Alpha appliances.

ℹ️ Product Condition Options:

This part may be available in New or Refurbished condition. Please check the available options from the dropdown menu.

Technical Insight & Common Failure Symptoms

The boiler PCB works as the electronic control centre of the appliance, receiving information from connected components and coordinating various boiler operations. Over time, electrical faults, component wear, power surges, or moisture exposure can affect PCB performance.

Typical symptoms linked to a faulty PCB include:

• Boiler failing to start or operate correctly
• Intermittent boiler shutdowns or lockouts
• Fault codes or warning lights related to electronic control problems
• Loss of control over heating or hot water operation
• Incorrect operation of connected boiler components
• Unstable or inconsistent boiler performance

Replacing a faulty PCB may help restore correct electronic communication and support normal boiler operation.

You can usually find PCB troubleshooting information in:

• The Alpha Support Centre
• The Alpha Spare Parts Catalogue
• Your boiler installation and servicing manual
• Boiler fault code documentation

Compatibility

Manufacturer Part Number (MPN): 6.5631930

This part is designed for selected models within the Alpha 240E & 280E (Elec) range.

Please strictly verify the manufacturer part number 6.5631930 against your boiler's technical manual, exploded parts diagram, or existing component before ordering to guarantee correct fitment.

Safety Advice

Boiler parts involve gas, electricity, and heating system components. Installation and servicing must be carried out by a Gas Safe registered engineer in accordance with current regulations and manufacturer instructions.