May 07 2020

Below are some common fault codes for Mitsubishi Ecodan and Daikin Altherma air to water heat pumps. If you need help interpreting the error code or fixing.

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The respective expansion valve of indoor and outdoor units are fully opened. Outline of Control Indoor Unit 6.

sianglag – Code defaut daikin altherma pdf

Charge the liquid refrigerant with the cylinder in up-side-down position. When pushing the y button The althherma timer for space heating will stop when active at that moment and will start again at the next scheduled ON function.

If the system cannot be evacuated to — After keeping the system under that condition for more than 1 hour, check if the vacuum gauge rises or not. Altherka pressure MPa V: Temperature read-out mode On the remote controller, the actual temperatures can be displayed.

NO Replace the thermistor. Push and hold the ba button for 5 seconds.


Replace the indoor unit PC board A1P. YES Connect the connector.

When enabling the domestic hot water tank option be aware that the advised default settings become active: Le code postal nest pas correctement renseign veuillez taper code postal chiffres. Wire number 15 5. The system is in preparation mode of Wait for a period of approximately micro computer operation. Call us on for expert help and advice. Working on the unit when the refrigerating cycle section is hot can cause burns.

The design pressure is different at each codr. Check if the 3-way valve is connected correctly to X2M. Excessive number of indoor units or mis matched board replaced and capacity not set RA.

Oct sais pas les codes des altherma chez daikin sont les mmes que ceux des climatiseurs mais cest cas voici signification code dfaut sur daikin altherma.

Mitsubishi Ecodan & Daikin Altherma Fault Codes/Error Codes – Heidi

Daikin offers a wide range of models to respond to the residential heating market. Do not install the equipment in a place where there is a possibility of combustible gas leaks. Printed ddefaut board defect A5 Indoor unit LT: Make a comparison between the high pressure value checked with the Service Tool.


Are the three points above OK? YES Is resistance between pins in excess of judgment criteria? Press the bi button to select the appropriate field setting first code The pictogram shows the item to which attention must be paid. When you save a field setting by pressing the pr button, the complete field setting group will be saved.

Mitsubishi Ecodan & Daikin Altherma Fault Codes / Error Codes

Several wiring possibilities 7. Even if all schedule timers are de-activated and there is no reheat function active, the disinfection function will operate if a domestic hot water tank is installed and field setting [] is set to ON. For more details see chapter of settings.

Bonjour jai depuis jours code derreur d3.

See page for malfunction code and malfunction contents.