What do certified manufacturer's instructions for an appliance or component represent?

Certified manufacturer's instructions for an appliance or component represent legal requirements that shall be followed because they outline the specific standards and practices necessary to ensure safe and effective use of the product. These instructions are essential not only for the proper installation of the appliance but also for compliance with local and national codes and regulations. Following these guidelines helps in avoiding hazards and liabilities that could arise from improper installation or usage. Adherence to manufacturer's instructions is crucial for warranty validation and can also influence the safety and functionality of the appliance, making them a critical component of regulatory compliance within the industry.