Cointra Edyco ED 21I Circulating Pump Ref. 9158441
RefurbishedCointraPumps

Cointra Edyco ED 21I Circulating Pump Ref. 9158441

50 €VAT includedIn stock · 1 unit

Circulating pump: refurbished spare part that circulates water in the heating circuit. Useful if there is noise, water is not circulating, or radiators do not heat evenly. Compatible with EDYCO ED 21 EI, EDYCO ED 21 I, SUPRA SP 21 EI (ref. 9158441). 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
9158441
Brand
Cointra
Type of part
Pumps
Available units
1 unit in stock
Status
Refurbished
Warranty
1 year
Shipping
2–4 working days (EU)
Return
14 days

The same part (ref. 9158441) equips these models. Verified compatibility; check the reference before purchasing.

Cointra Edyco ED 21

  • EDYCO ED 21 EI
  • EDYCO ED 21 I

Cointra Supra / Supra Compact 21

  • SUPRA SP 21 EI
  • SUPRA SP 21 I
  • SUPRA SPC 21 EI (Supra Compact 21 EI)

Cointra Europa SPI 21

  • EUROPA SPI 21 EI
  • EUROPA SPI 21 I

Cointra CTS 24/60

  • CTS 24/60 EI

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)
LED 2 Off; LED 3 Slow Flashing (EDYCO 21 I / EDYCO 21 EI)Lack of water in the heating circuit or blocked pump.If the circulating pump is blocked or not delivering flow, the hydraulic pressure switch does not close and the control board indicates this alarm; check by supplying power to the pump (≈230 V) on demand and verifying rotation/consumption and closure of the pressure switch.
5 (SUPRA SP 1.21/21/24/27 and SUPRA SPC 21 EI)Indicates lack of water or blocked pump.A blocked pump or one without flow causes a lack of circulation, and the equipment displays signal 5; check the voltage on the pump, mechanical rotation, and ensure the circuit has pressure and is bled.
How do I know if this circulating pump is the one for my boiler?
Verify the reference 9158441 printed and ensure your model is on the list of compatible ones; also compare the connections with the original part. It is a Grundfos piece.
What is it used for?
The circulating pump circulates the water through the heating circuit.
Noise, water not circulating, or cold radiators?
Typical symptoms: humming, seized rotor after a long stop, or radiators that do not heat evenly.
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
Bleed the air from the circuit and the pump; check the pressure at 1–1.5 bar with the boiler cold.
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.

Spare Parts Related Boiler Edyco ED 21I

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