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Why Your AC Makes a Buzzing or Humming Noise Outside

An outdoor AC unit sits next to a house with siding; text beside it reads, “Why your AC makes a buzzing or humming noise outside.” This scene highlights common issues behind an AC buzzing noise outside and offers tips for effective AC noise troubleshooting.

Your air conditioner is running on a hot afternoon when you notice something unusual outside—a buzzing or humming sound coming from the outdoor unit. Some noise from an AC condenser is completely normal. You’ll typically hear the fan spinning, the compressor operating, and a steady low hum while the system runs. But when that familiar […]

Why Your Breaker Trips When You Use Multiple Appliances

An electrician inspects a residential breaker panel with an open cover; text explains how breaker trips can occur when using multiple appliances, highlighting the importance of electrical safety.

You’re making breakfast with the toaster and microwave running at the same time—and suddenly the kitchen goes dark. Or maybe the portable AC is running, someone plugs in a vacuum cleaner, and the breaker trips again. If this keeps happening in your Fullerton home, there’s a good chance several appliances are demanding more electricity than […]

What Happens When Your AC Evaporator Coil Freezes?

Close-up of a wall-mounted AC unit with a frozen evaporator coil, alongside text asking what happens when your AC coil freezes.

It’s the middle of a hot summer day in La Habra Heights. Your AC is running, but the house keeps getting warmer. You check the system and notice something strange: ice. It might be covering the refrigerant line, forming around the indoor AC equipment, or hidden inside the air handler on the evaporator coil itself. […]

Why Your Outdoor Faucet Keeps Leaking

A metal outdoor faucet with a red handle is attached to a blue pipe and is leaking water. Text reads: “Why your outdoor faucet keeps leaking.” This common issue in outdoor plumbing can lead to water waste and potential damage if left unaddressed.

You turn off the garden hose, walk away, and notice the outdoor faucet is still dripping. Maybe it’s only a few drops at first. Or perhaps water leaks around the handle every time you turn the faucet on. Outdoor faucets—also called hose bibs or spigots—get much more use during the summer. Between watering plants, washing […]

Do You Need a Dedicated Circuit for Your Home Appliances?

A modern kitchen with stainless steel appliances and a stacked washer and dryer next to white cabinets highlights the importance of proper electrical wiring; the ServiceLion logo and text emphasize the need for a dedicated circuit to safely power essential home appliances.

You plug in a new appliance, turn it on, and suddenly the breaker trips. Maybe it only happens when the microwave and toaster are running together. Or perhaps your washing machine works fine until another appliance on the same circuit starts up. Problems like these can happen when your appliances are sharing more electrical capacity […]

Why Your AC Is Blowing Cold Air but Your House Still Feels Humid

Person holding a remote toward an air conditioner, with text explaining why the AC blowing cold air doesn’t always solve the AC humidity problem, and why your house feels humid even when the temperature is cool.

Your air conditioner is running. The air coming from the vents feels cold. The thermostat may even show the temperature you selected. So why does your Anaheim home still feel sticky and uncomfortable? Cooling your home is only part of what an air conditioner does. As warm indoor air passes over the cold evaporator coil, […]

Why Your Garbage Disposal Smells Worse in Hot Weather

A person rinses potato peels into a kitchen sink garbage disposal; text explains why garbage disposal smells tend to worsen in hot weather.

You walk into the kitchen and notice an unpleasant smell coming from the sink. You clean the counters, take out the trash, and check the refrigerator—but the odor is still there. The garbage disposal may be the culprit. Garbage disposals handle food waste every day, and small amounts of debris can collect inside the disposal […]

Why Your Outlets Feel Hot, and When It’s Dangerous

A hand plugs a black cord into a white wall outlet next to text about hot electrical outlets and the importance of outlet safety from Service Lion.

You unplug your phone charger, lamp, or kitchen appliance and notice something strange: the electrical outlet feels warm. Is that normal—or is something overheating behind the wall? A slightly warm plug or charger doesn’t always mean there’s a serious electrical problem. But the outlet itself should never feel noticeably hot. Excessive heat can be a […]

Can Your Electrical Panel Handle a New Central AC System?

Replacing or installing a central air conditioner isn’t only an HVAC project. Your home’s electrical system also needs to safely supply enough power to run the new equipment. That’s especially important if you live in an older Yorba Linda home or you’re upgrading to a larger system. An electrical panel that handled your old equipment […]

Why Your AC Runs All Day but Never Reaches the Thermostat Setting

Your thermostat is set to 72°F, but the temperature inside your home is stuck at 77°F. The air conditioner keeps running. You can hear it working. Cool air may even be coming from the vents—but the house never seems to reach the temperature you’ve selected. During a hot Santa Ana summer, an AC that runs […]