The specific agreement and existing case can affect the appropriate service route. Brand and age alone do not establish who should authorise or carry out work.
Understanding this situation
Keep the purchase information, registration and previous repair reference. An independent appointment should not be assumed reimbursable under another provider's arrangement without clarification.
A useful next step
Describe the fault to the relevant provider and follow any safety instruction. Give the booking team factual warranty details. This guide does not decide legal entitlement or promise coverage; it helps avoid an enquiry proceeding on an unsupported assumption.
Manuals and supporting guidance
Model-specific instructions take priority. These references support the practical principles discussed here; they do not diagnose your appliance.