The Dr. WILLIS assistant is an informational tool designed for Willis heat pump owners. By entering your error code, you will receive explanations about the issue and general recommendations. However, this diagnosis does not replace the expertise of a qualified professional.

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Only a certified technician can perform the necessary tests, accurately determine the root cause of the issue, and carry out the appropriate repairs. To ensure the safety and proper functioning of your unit, we strongly recommend contacting an HVAC contractor for any technical intervention.

 

Disclaimer: No warranties, express or implied, are provided by the use of this diagnostic tool. NO OTHER WARRANTY IS GIVEN BY Willis AC Inc. THROUGH THE USE OF THIS DIAGNOSTIC TOOL. ALL DATA OR INFORMATION PROVIDED HERE IS SUPPLIED "AS IS."

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Willis AC shall not be held liable for any of the following: if modifications, repairs, or servicing are performed on the product by unauthorized or unqualified individuals; if the product is not installed, used, maintained, or repaired in accordance with Willis AC’s printed instructions and recommendations; if the product is not installed, commissioned, used, and repaired according to Willis AC’s recommended procedures, applicable building, mechanical, plumbing, and electrical codes, and industry best practices and standards.

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The Dr. Willis diagnostic tool is subject to continuous improvements. Willis reserves the right to modify, update, and include additional information in this diagnostic tool without prior notice and without incurring any obligations.