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Johnson & Starley CVBC Main Ignition Control PCB 1000-0523395

Johnson & Starley

Johnson & Starley CVBC Main Ignition Control PCB 1000-0523395

The Johnson & Starley CVBC main ignition and control PCB for RENO and Renoxtra boilers from serial number 70000283.

At a glance

  • Also known as 1691371
Manufacturer part no.
1000-0523395
Showing prices

£265.09

£220.91 ex. VAT · VAT at 20%

Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The CVBC main ignition and control PCB is a printed circuit board used in Johnson & Starley gas boilers. It manages ignition sequencing and boiler control functions. This version is for units from serial number 70000283 onwards.

Signs this part needs replacing

  • Boiler fails to ignite or fire up
  • Frequent lockouts or error codes
  • No response from boiler controls or display
  • Intermittent heating or hot water operation
  • Visible damage or burn marks on the board

Before you order

  • Confirm your boiler model is listed in the Fits section
  • Check the serial number of your appliance — this board is for units from serial number 70000283 onwards
  • Verify the existing PCB part number matches 1000-0523395
  • Ensure the board is suitable for your specific RENO or Renoxtra model

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.