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Technical support

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

Daikin UK’s Technical Helpdesk 

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.

For support with air conditioning systems, please contact:

01932 879200 (option 3)

Monday to Friday 8am to 5pm


SMS Fault Code Service 07797 801908

For support with heating systems please contact:

01932 879277

Monday to Friday 8am to 5pm from 1st April to 30th September

Monday to Friday 8am to 7pm and Saturday 9am to 3pm from 1st October to 31st March