Trade-ready part listing Verify SKU, product condition and appliance compatibility before ordering.
National Boiler Spares
SKU N6253

Heatline Diverter Valve 39810940

Ferroli Optimax Boiler Diverter Valve 39810940 Product Overview The Ferroli Optimax Boiler Diverter Valve 39810940 is a critical component designed for specific Heatline heating systems. Th...
Availability Available to order
Product code N6253
Brand National Boiler Spares
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Product information

Technical details

Ferroli Optimax Boiler Diverter Valve 39810940

Product Overview

The Ferroli Optimax Boiler Diverter Valve 39810940 is a critical component designed for specific Heatline heating systems. This Diverter Valve mechanically directs hot water to either the radiators (heating) or the taps (hot water), ensuring demand priority. properly functioning components are vital for the energy efficiency and safety of your boiler.

ℹ️ Product Condition Options:
This part may be available in New, Refurbished, or Compatible conditions. Please select your desired option from the dropdown menu above. All refurbished parts are professionally tested to ensure reliability.

Technical Insight & Common Failure Symptoms

Based on service data: Heatline Boiler Diverter Valve Service Ferroli Combi 77Cf 77Ff 76Ff 77Ff/Popular Boiler Pressure Relief Valve 39800130 - Ferroli Optimax 25C 25S 3.

Replacing this part often resolves the following issues:

  • Restores reliable system operation and eliminates fault codes.
  • Resolves specific failure symptoms such as component malfunction.
  • Ensures safety compliance and efficient boiler performance.

Compatibility

This part (MPN: 39810940) is designed for models within the Heatline range. Please strictly verify the part number against your boiler's technical manual before ordering to guarantee fitment.

Safety Advice: Boiler parts involve gas, water, and electricity. Installation must be carried out by a Gas Safe registered engineer.