Air Pressure Switch Hermann Supermicra 24 SE Ref. H049003733
RefurbishedRenovaPressure switches

Air Pressure Switch Hermann Supermicra 24 SE Ref. H049003733

20 €VAT includedIn stock · 1 unit

Pressure switch: refurbished spare part that controls air or water pressure to authorize operation. Useful if the boiler does not start or shows a draft error. Compatible with Supermicra Ecoplus 24 SE, Supermicra 24 SE, Thema F24 Nox (ref. H049003733). Includes a one-year warranty and delivery within 2–4 working days in the EU.

1
Consult via WhatsApp
Delivery in 2–4 working days
1-year warranty
14-day return
Technical support

Key Data

Reference
H049003733
Brand
Renova
Type of part
Pressure switches
Available units
1 unit in stock
Status
Refurbished
Warranty
1 year
Shipping
2–4 working days (EU)
Return
14 days

The same part (ref. H049003733) equips these models. Verified compatibility; check the reference before purchasing.

Hermann Supermicra

  • Supermicra Ecoplus 24 SE
  • Supermicra 24 SE

Saunier Duval Thema

  • Thema F24 NOx

Fault codes related to this part (not the entire boiler). They usually have more possible causes: first rule out electrodes, wiring/connections, and gas supply. Verified with ≥3 sources.

CodeWhat does it mean?Cause and diagnosis (this part)
F2Safety Flue Test (SFT) / flue gas evacuation fault associated with the air/smoke pressure switch.The air pressure switch does not switch during pre-ventilation due to lack of pressure drop (blocked tubes/Venturi) or due to a faulty pressure switch; check by measuring its switching/continuity or pressure drop with a manometer when the fan starts.
How do I know if this pressure switch is for my boiler?
Verify the reference H049003733 printed and ensure your model is on the list of compatible ones; also compare the connections with the original part.
What is it used for?
The pressure switch controls the pressure/draught (of air in sealed systems) or water to authorize operation.
Is the boiler not starting or showing a draught fault?
If the fan spins but does not ignite, check the pressure tubes (loose/blocked), the diaphragm, and the fan.
Which models is it suitable for?
Part shared by various models (see Compatibility). If your model does not appear, send us a photo of the marking and we will confirm it.
Installation and recommendations
Check the tightness of the pressure pipes and the switching of the contact.
What does refurbished mean and what coverage does it have?
Part removed from a boiler out of service, inspected and tested. Includes 1-year warranty and 14-day return policy. Delivery within 2–4 working days in the EU.

Related Spare Parts Boiler Pressure Switch Hermann Supermicra 24 SE

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