Technical helpdesk & support

Daikin UK’s Technical Helpdesk offers invaluable technical support and guidance if you experience on-site issues with commissioning or diagnosing faults.

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For support with air conditioning systems, please contact:

0845 641 9200

Monday to Friday 8.30am to 5.30pm


SMS Fault Code Service 07797 801908


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For support with heating systems please contact:

0845 641 9277

Monday to Friday 8.30am to 8pm and Saturday 9am to 3pm


SMS Fault Code Service 07797 801908

To help provide a quick and efficient response please make sure you have the full model number of the unit to hand.

Your call will be answered by one of Daikin UK’s fully trained engineers.

If you need a quick explanation of, or remedy to a fault code, and don’t have your service manual to hand, please send the fault code to our SMS Fault Code Service on 07797 801908 and we will advise you by return.