The answer to 'why is my condenser not turning on' is that there could be several common causes, including a tripped circuit breaker, a faulty thermostat, issues with the condenser unit itself, or problems with the electrical connections. The condenser is the outdoor unit of your HVAC system that houses the compressor and fan, and it's responsible for releasing the heat from your home to the outside air.
Some common symptoms of a condenser not turning on include your home not cooling properly, the condenser fan not running, and the compressor not kicking on. Potential solutions could involve resetting the circuit breaker, checking the thermostat settings, inspecting the condenser for any visible damage or debris buildup, and ensuring the electrical connections are secure. However, if you're not comfortable troubleshooting the issue yourself, it's best to call a professional HVAC technician to diagnose and repair the problem.