REFU Elektronik GmbH REFUsol 08K ... 23K 65
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Contact
Please address any questions on malfunctions or technical problems to:
Service-Hotline: +49 (0)7121 4332 - 333
(Monday - Thursday, 8 am to 5 pm, Friday 8 am to 4 pm)
Online
Email: service.energy@refu.com
Website: www.refu.com
You should have the following data at hand:
• Exact description of the error with error code
• Device type
• Serial number
• Firmware version
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