What does the fault code ERROR2 mean in Cointra?

Name: Cointra E 20 I Air Pressure Switch Honeywell Ref. CN76706664
Brand: Cointra
SKU: PCCE20I
Price: 20 EUR
Availability: InStock

Fault due to issues related to the air pressure switch. The air pressure switch does not switch when the fan starts due to lack of depression/draught, obstruction, or fault/wiring of the pressure switch itself; verify that it switches (continuity/manometer) when the fan starts and check silicone tubes and K10 selection/wiring.

RefurbishedCointra Pressure switches

Cointra E 20 I Air Pressure Switch Honeywell Ref. CN76706664

20 €VAT includedIn stock · 4 units

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. Reference CN76706664. Includes a one-year warranty and delivery within 2–4 working days in the EU.

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Delivery in 2–4 working days

1-year warranty

14-day return

Technical support

Key Data

Reference: CN76706664
Brand: Cointra
Type of part: Pressure switches
Available units: 4 units in stock
Status: Refurbished
Warranty: 1 year
Shipping: 2–4 working days (EU)
Return: 14 days

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.

Code	What does it mean?	Cause and diagnosis (this part)
ERROR2	Fault due to issues related to the air pressure switch.	The air pressure switch does not switch when the fan starts due to lack of depression/draught, obstruction, or fault/wiring of the pressure switch itself; verify that it switches (continuity/manometer) when the fan starts and check silicone tubes and K10 selection/wiring.

Cointra E 20 I Air Pressure Switch Honeywell Ref. CN76706664

Key Data

Related Spare Parts Boiler E 20 I Honeywell