Filling Key With Check Valve Ferroli DIVAtop LOW NOx F24 Ref. 39808980

Filling Key With Check Valve Ferroli DIVAtop LOW NOx F24 Ref. 39808980

The filling key with check valve Ferroli DIVAtop LOW NOx F24 is a safety valve that regulates the pressure in the boiler circuit. Its function is to release water when the pressure exceeds a certain limit, usually 3 bar. If this part fails, you will notice continuous dripping or that it does not discharge when it should. It is installed in several models of the DIVAtop LOW NOx range, as well as in other models of the DIVAtop series and in some boilers from the Domina Oasi and Econcept ranges, among others. A technician must confirm through diagnosis whether it needs to be replaced when it shows persistent dripping or does not operate correctly.

Type of part
Filling valves
Catalogue reference
39808980
Warranty
1 year
VAT includedStock · 3 units
Compatibility

Ferroli boilers compatible with reference 39808980

Filling key with reference 39808980. 29 verified compatibilities: Divatop 60 F24 and Divatop 60 F32.

Proven compatibility

Boiler modelFamilyVerification
Ferroli Divatop 60 F24DivatopContrasted
Ferroli Divatop 60 F32DivatopContrasted
Ferroli Divatop C24DivatopContrasted
Ferroli Divatop C32DivatopContrasted
Ferroli Divatop F24DivatopContrasted
Ferroli Divatop F32DivatopContrasted
Ferroli Divatop F37DivatopContrasted
Ferroli Divatop Low NOx F24Divatop Low NOxContrasted
Ferroli Divatop Low NOx F32Divatop Low NOxContrasted
Ferroli Divatech micro LN F24 DDivatop micro / Divatmic LNContrasted
Ferroli Divatech micro LN F32 DDivatop micro / Divatmic LNContrasted
Ferroli Divatop micro F37Divatop micro / Divatmic LNContrasted
Ferroli Divatop micro LNDivatop micro / Divatmic LNContrasted
Ferroli Domina Oasi C24EDomina OasiContrasted
Ferroli Domina Oasi C30EDomina OasiContrasted
Ferroli Domina Oasi F24EDomina OasiContrasted
Ferroli Domina Oasi F30EDomina OasiContrasted
Ferroli Econcept 25 CEconceptContrasted
Ferroli Econcept 35 CEconceptContrasted
Ferroli Econcept Tech 25AEconceptContrasted
Ferroli Econcept Tech 25CEconceptContrasted
Ferroli Econcept Tech 35AEconceptContrasted
Ferroli Econcept Top 25AEconceptContrasted
Ferroli Econcept Top 35AEconceptContrasted
Ferroli Atlas 30 K 100 UnitAtlasContrasted
Ferroli Atlas 30 SI UnitAtlasContrasted
Ferroli Atlas D 30 SI UnitAtlasContrasted
Ferroli Atlas D 30 K 100 UnitAtlasContrasted
Ferroli Atlas D 42 K 130 UnitAtlasContrasted

Can't see your model or have questions? The printed reference takes precedence. How to check it ·

Guide

How to check if ref. 39808980 is the part for your boiler

The part reference, model, and equipment revision must be verified against the manufacturer's documentation.

  1. Find the reference printed on the installed part and check whether it matches the catalogue reference 39808980. If it is not visible, do not identify the part from its shape alone.
  2. Check the full boiler model on its data plate and look for it in the model associations on this page.
  3. Compare the connections and physical body with the original part before installation.
  4. If anything is unclear, send us a photo of the marking via WhatsApp before placing your order.
Diagnosis and fault codes

Symptoms that require diagnosis in the filling valve 39808980

The filling valve allows water to refill the heating circuit. These are the typical symptoms and what to do:

Common symptoms and faults

  • 01

    Water leaks appear right in the area of the filling valve.

    Cause: The body or the gasket of the valve has lost tightness over time.

    Dry the area well and check again after a few hours to confirm that the water is coming from the tap and not from a nearby thread.

  • 02

    The boiler does not maintain the circuit pressure and needs to be constantly refilled.

    Cause: The internal check valve does not close completely and allows water to leak slowly into the network.

    Monitor the pressure gauge when cold and hot for a day; if the drop is slow and continuous, suspect this part before checking the expansion vessel.

  • 03

    The heating circuit cannot be filled or charged when the valve is opened.

    Cause: The mechanism is blocked by scale or dirt and does not allow water to pass through.

    Check that the 3/8" connections are properly threaded and that there is no trapped air before replacing the valve.

These symptoms can have more than one cause. If your boiler displays a fault code, send it to us via WhatsApp along with a photo of the labeling, and we'll tell you if this is the part.

Technical data

Technical sheet: Ferroli 39808980 filling key

Catalogue reference
39808980
Uniclima internal SKU
LLNOXF24
Brand
Ferroli
Type of part
Filling valves
Units in stock
3 units
Status
Refurbished
Warranty
1 year
Shipping
Delivery time shown at checkout
Return
14 days

Part data and available documentation

Contrast the label codes, PCB, and revision with the installed part; they are not necessarily equivalent references.

type
Filling valve/tap with built-in check valve
connection
3/8" male on both ends
previous code (ex)
36901470
Frequently Asked Questions

Frequently asked questions: filling key 39808980

Does this Ferroli charging key Ref. 39808980 work for the DIVAtop LOW NOx F24?
Yes, the DIVAtop LOW NOx F24 is on the list of compatible boilers for this part.
What connection does this filling valve have to install it in the DIVAtop F24?
3/8" male connection on both ends.
When should the filling valve of the Ferroli ATLAS 25 SI UNIT be replaced?
The technical diagnosis must confirm that it is necessary to replace it, even when it is leaking, not closing properly, or not maintaining the pressure of the heating circuit.
Does this part have another reference code besides 39808980?
Yes, according to external sources it had a previous code (ex) 36901470.
What is the function of the integrated check valve in this filling valve?
Prevent water from returning through the filling circuit while the heating system is being refilled.

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Filling Key With Check Valve Ferroli DIVAtop LOW NOx F24 Ref. 39808980