Why Does My Central Air Conditioner Keep Tripping the Breaker?

Struggling with your central air conditioner repeatedly tripping the breaker? It’s a frustrating situation, especially on scorching summer days. But fear not, we’re here to shed light on why this happens and what you can do about it. At Alliance Energy Source, we understand the importance of a smoothly functioning HVAC system, and we’re here to help you troubleshoot and resolve any issues you may encounter.

Understanding the Problem

When your air conditioner consistently trips the circuit breaker, it’s a sign of an underlying issue. The breaker serves as a safety mechanism to prevent electrical overload, which could lead to a fire. If your AC is drawing too many amps, exceeding the breaker’s capacity, it will trip to prevent damage.

Immediate Action Steps

If you find yourself repeatedly resetting the circuit breaker, it’s time to take action. Here’s what you can do:

Verify the Problem: Ensure the issue isn’t a one-time occurrence due to a recent power surge or storm.
Reset the System: Attempt to reset your air conditioner’s internal circuit breaker by following these steps:
- Turn the AC system OFF via the thermostat.
- Reset the AC circuit breaker switch in your electrical panel to ON.
- Wait for 30 minutes with the air conditioner OFF.
- Set your air conditioner back to COOL.

If the problem persists after this reset, or if the breaker continues to trip immediately or intermittently, it’s time to seek professional assistance.

Why the AC Breaker Keeps Tripping?

Dirty Condenser Coils: Neglected maintenance can lead to dirty condenser coils, hindering heat dispersion and causing the AC to overheat.
Dirty Air Filter: A clogged air filter restricts airflow, forcing the fan motor to work harder and draw excessive electricity.
Old Air Conditioner: Aging systems may experience multiple issues, signaling the need for replacement rather than repair.
Faulty Fan: Damaged or dirty fan motors strain the AC system, leading to increased energy consumption and breaker trips.
Frozen Evaporator Coils: Neglected maintenance can cause reduced airflow, resulting in frozen coils and potential compressor failure.
Compressor Issues: Aging compressors struggle to start, drawing excessive power and tripping the breaker.
Refrigerant Leaks: Corrosion or damage to refrigerant lines leads to pressure drops, forcing the AC to work harder and trip the breaker.
Loose Wiring: Faulty connections or loose wiring in the AC unit can cause short circuits, resulting in breaker trips.