SWVA Mechanical LLC

SWVA Mechanical LLC Providing Southwest Virginia a choice in quality HVAC work at a fair price.

How Long Should an AC Actually Run Per CycleA healthy AC cycle usually lasts about 15 to 20 minutes. Much shorter or muc...
06/24/2026

How Long Should an AC Actually Run Per Cycle

A healthy AC cycle usually lasts about 15 to 20 minutes. Much shorter or much longer and something is probably off.

Short cycles often point to an oversized system, a bad thermostat, or a refrigerant issue. Long cycles that never seem to stop can mean the unit is undersized, the coils are dirty, or the system is low on charge. Either way it is running inefficiently.

Paying attention to how your system runs tells you a lot about its health before a full breakdown happens.

Call (276) 971-9514 to book AC repair and get your system cycling the way it should.

How to Tell If Your AC Is OversizedBigger is not better when it comes to air conditioning. An oversized unit actually co...
06/18/2026

How to Tell If Your AC Is Oversized

Bigger is not better when it comes to air conditioning. An oversized unit actually cools worse than one sized correctly for your home.

Here is what an oversized AC looks like:

- Short cycling on and off constantly
- Cold but humid indoor air
- Uneven temps from room to room
- Higher electric bills than expected
- Extra wear on the compressor

The system cools the air fast but never runs long enough to pull moisture out. The result is a cold clammy house and a unit that wears out way too soon.

Call (276) 971-9514 to schedule AC service and find out if your system is sized right.

The Real Reason Your Upstairs Wont Cool DownHot upstairs, cold downstairs. It is one of the most common complaints durin...
06/16/2026

The Real Reason Your Upstairs Wont Cool Down

Hot upstairs, cold downstairs. It is one of the most common complaints during summer and there is a real reason behind it.

Heat rises, so your upstairs starts the day warmer. Add in attic heat bleeding through the ceiling and a single AC system trying to cool the whole house, and it is no wonder the top floor loses the battle. Leaky ducts and poor insulation make it even worse.

Sometimes the fix is a duct repair. Other times a mini split in that stubborn room solves it completely.

Call (276) 971-9514 to explore mini split installation and finally cool that hot upstairs room.

How Overgrown Landscaping Hurts Your Outdoor UnitYour outdoor AC unit needs room to breathe. When bushes, weeds, or mulc...
06/12/2026

How Overgrown Landscaping Hurts Your Outdoor Unit

Your outdoor AC unit needs room to breathe. When bushes, weeds, or mulch pile up around it, the whole system pays the price.

Here is what happens when it gets crowded:

- Reduced airflow to the condenser
- Higher operating temperatures
- Leaves and debris clog the coils
- More strain on the compressor
- Shorter overall system life

A good rule is to keep at least two feet of clear space on all sides. It is one of the easiest things homeowners can do to help their system last longer.

Click (276) 971-9514 to schedule AC maintenance and get your system running at its best.

When a Walk In Cooler Starts Sweating InsideIf you walk into your cooler and see condensation dripping from the ceiling ...
06/08/2026

When a Walk In Cooler Starts Sweating Inside

If you walk into your cooler and see condensation dripping from the ceiling or running down the walls, that is a red flag. Coolers are not supposed to sweat.

It usually means warm humid air is getting in somewhere it should not be. Bad door gaskets, worn hinges, or a unit that is not pulling temperature down fast enough are the usual suspects. Left alone, this leads to ice buildup, spoiled product, and higher energy bills.

Restaurants and shops cannot afford to lose inventory to a cooler that is not doing its job.

Call (276) 971-9514 to get walk in cooler repair and protect what is on your shelves.

Why Your AC Freezes Up on the Hottest DaysIt sounds backwards but your AC really can freeze up when it is 95 outside. An...
06/04/2026

Why Your AC Freezes Up on the Hottest Days

It sounds backwards but your AC really can freeze up when it is 95 outside. And it usually happens right when you need cooling the most.

Common causes include:

- Dirty air filters blocking airflow
- Low refrigerant from a leak
- Blocked return vents
- Failing blower motor
- Dirty evaporator coils

Once ice forms on the coil, your system loses cooling power fast. Running it that way can burn out the compressor, which is a repair nobody wants in July.

Call (276) 971-9514 to book fast AC repair before a small issue turns into a big one.

How Humidity Wrecks Your Summer ComfortYou can crank the AC down to 68 and still feel sticky if humidity is out of contr...
06/02/2026

How Humidity Wrecks Your Summer Comfort

You can crank the AC down to 68 and still feel sticky if humidity is out of control. That is because your air conditioner is not just cooling the air, it is pulling moisture out of it too.

When a system is oversized, undersized, or just worn out, it stops doing that job well. You end up with cool but clammy air, foggy windows, and that heavy feeling that makes the whole house uncomfortable.

A properly running AC should leave your home dry and crisp, not damp. If yours is not doing that, something is off.

Call (276) 971-9514 to get your AC checked and bring real comfort back to your home.

What Happens When Your AC Runs Low on RefrigerantWhen your AC runs low on refrigerant, it cannot do its job. Refrigerant...
05/28/2026

What Happens When Your AC Runs Low on Refrigerant

When your AC runs low on refrigerant, it cannot do its job. Refrigerant is what actually pulls heat out of your home, so when levels drop, you feel it fast.

You might notice warm air from the vents, longer run times, or ice forming on the copper lines near the outdoor unit. Some systems start making a hissing or bubbling sound too, which usually points to a leak somewhere in the line.

Low refrigerant is not something you top off and forget. If it is low, there is a reason, and running the system that way can burn out the compressor. That is an expensive repair nobody wants in the middle of summer.

Call (276) 971-9514 to schedule AC repair before low refrigerant turns into a bigger problem.

What Causes Weak Airflow From VentsWeak airflow is one of those problems that starts small and gets annoying fast. You n...
05/26/2026

What Causes Weak Airflow From Vents

Weak airflow is one of those problems that starts small and gets annoying fast. You notice certain rooms aren't cooling like they used to, or the system just feels like it's struggling even when it's running.

There are usually a few common culprits. Clogged air filters are the top one, and something most homeowners forget to check often enough. Blocked vents, dirty coils, and duct leaks can also choke your airflow without you realizing it.

Sometimes the issue goes deeper, like a failing blower motor or an undersized system that can't move enough air through the home. Either way, weak airflow isn't something to shrug off since it puts extra strain on the whole system.

Call (276) 971-9514 to book HVAC repair and get your airflow back to full strength.

How to Choose the Right HVAC System for Your Home SizePicking the right size HVAC system matters more than most people t...
05/20/2026

How to Choose the Right HVAC System for Your Home Size

Picking the right size HVAC system matters more than most people think. A unit that's too big cycles on and off too often, and one that's too small runs constantly trying to keep up. Neither is great for your comfort or your wallet.

A few things that factor into the right fit:

- Square footage of your home
- Ceiling height and layout
- Insulation quality and window count
- Local climate and sun exposure
- Number of rooms and zones

Getting the sizing right from the start means better comfort, lower bills, and a system that lasts longer before needing major work.

Call (276) 971-9514 to schedule a professional HVAC installation done right the first time.

Address

Lebanon, VA
24266

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+12769719514

Website

Alerts

Be the first to know and let us send you an email when SWVA Mechanical LLC posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Shortcuts

Share

Category