The answer to 'installation making noise' is that there are several common causes, including loose components, improper installation, or worn-out parts. Symptoms may include rattling, banging, or humming noises coming from the HVAC unit. Solutions can range from tightening loose screws to replacing faulty components, but it's important to determine the root cause to fix the issue properly.
If the noises are persistent or you're unsure of the cause, it's best to call in a professional HVAC technician to inspect the system and provide a reliable solution. DIY repairs on HVAC systems can be risky and may void warranties, so it's generally recommended to have a certified technician handle any significant issues.