How many days must repairs be made for a system with a leak rate that exceeds the maximum allowable rate unless plans are made to replace the system?

• A. 15 days
• B. 30 days
• C. 45 days
• D. 60 days

Answer: (B)

In the context of EPA regulations, when a refrigeration or air conditioning system has a leak rate that exceeds the maximum allowable limit, it must be addressed in a timely manner to minimize environmental impact. The requirement specifies that if a system's leak rate is too high, repairs must be completed within 30 days unless there is a plan in place for replacing the entire system. This 30-day window is established to ensure that any leaks are managed effectively to prevent the release of refrigerants into the atmosphere.

This timeframe reflects a balance between allowing for necessary repairs and imposing responsibility on the owner or operator to manage their systems properly. It underscores the importance of maintaining equipment in compliance with environmental standards while giving some flexibility for planning and executing repairs. In contrast, the other options—15 days, 45 days, and 60 days—do not align with the regulatory requirements set forth by the EPA for such situations.