Residential Air-to-Air Heat Pumps Practice Test 2025 – Complete Exam Preparation

When short cycling occurs in a heating or cooling system, it means the unit turns on and off frequently over short periods. This repeated activation and deactivation can create excessive wear and tear on the system components. Over time, this strain can lead to significant issues within the heat pump, such as overheating, compressor failure, or other mechanical failures.

If short cycling is not addressed, the chances of a system failure increase substantially, leading to potentially costly repairs or the need for a complete replacement of the unit. This is because the compressor and other vital components may not have enough time to cool down or operate efficiently, leading to premature aging and stress on the system. Addressing short cycling promptly is crucial to extending the lifespan of the heat pump and ensuring reliable operation. Other options, such as improved comfort levels, enhanced energy efficiency, or reduced energy costs, would not be true in this scenario, since short cycling typically results in discomfort, inefficiency, and higher energy expenses.