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What Does a Plumber Do?

The Woodlands Plumber install and repair pipes, fixtures, appliances, and other equipment used for water distribution and disposal in buildings. They also inspect plumbing systems to ensure compliance with regulations and codes.


This career requires stamina and the ability to perform physically challenging work in confined spaces. Plumbers often work evenings and weekends or on-call for emergencies.

The plumbing system in your home takes away waste, supplies hot and cold water and regulates indoor climate through pipes, valves, fittings and fixtures. Plumbers install these components, as well as repair or replace them when they’re faulty. They must be able to read blueprints and understand the specifications for each pipe in order to make sure they are placed correctly. Plumbers usually work on construction sites, installing the plumbing for new homes or businesses. They may also be responsible for repairs to existing systems.

Plumbers are patient individuals with good manual dexterity and an eye for detail. They are trained to use tools such as wrenches, power drills, saws and soldering equipment. They often work with large pipes that carry water, waste and gas, so they need to be careful not to damage them. They must also be able to follow directions and safety protocols when working with these tools.

When a plumber is working on the rough-in stage of a construction project they are responsible for excavating the site and running underground water and waste lines to the building. This includes laying pipe for the water supply, drain lines, vent stacks and drainage systems. The plumber will then drill holes through the floor and walls for the pipelines and connect them to the appropriate fixtures. They will then test the pipes to ensure they are watertight.

After the plumber tests the pipes and confirms they are watertight, they will install any necessary fixtures. This can include things like toilets, bathtubs, showers, faucets and sinks. The plumber will then connect the fixtures to the pipes and turn on the water to see if everything is functioning properly.

Plumbers who work on commercial construction projects must be licensed in their state. This involves passing an exam that covers general plumbing knowledge, as well as specific information about the building’s structure and code requirements. Plumbers can also advance in their career by becoming a master plumber, which requires additional training and experience. They can then perform more complex tasks, such as repairing or replacing water heaters and installing sprinkler systems.


Keeping plumbing systems in residential, commercial and industrial buildings working smoothly is the responsibility of plumbers. These professionals work on pipes that transport water, chemicals and waste, as well as fixtures like sinks, bathtubs, toilets, showers and dishwashers. They must be able to read blueprints and understand the layout of a building, including where pipes are located. Plumbers also install, repair and maintain gas lines for heating and cooking.

Because plumbers are called upon to fix emergency issues, they must be available to work odd hours. This may require them to be on-call during evenings, weekends or holidays. They are also frequently needed to perform maintenance tasks, such as repairing or replacing broken faucets, drains and water heaters. Because these jobs can be very dangerous, they require patience and physical strength to complete.

Plumbers are often required to work in tight spaces and to navigate around furniture, appliances, piping and other objects. They also must be able to work under pressure and to meet deadlines. In addition to these skills, a plumber should be able to communicate effectively with customers and other construction personnel.

A successful plumber will keep up with industry practices, equipment and new technologies. This will allow them to provide efficient and accurate services. They will also be able to identify problems and offer solutions that will improve the performance of plumbing systems.

Performing regular maintenance on plumbing systems can help to prevent costly repairs and breakdowns in the future. During this time, plumbers will inspect pipes for damage, rust and leaks. They will also clean out drain traps and fix or replace clogged or leaking faucets and toilets. Plumbers will also check for corroded or outdated pipes and suggest replacements as necessary.

Plumbing maintenance is an important part of keeping up with home and business safety regulations. By having a professional plumber perform these services, you can rest assured that your pipes and plumbing system are in good condition and will continue to function properly for years to come. Regular maintenance can also help to avoid serious emergencies, such as a burst pipe or flooding.


As the name suggests, plumbers repair plumbing systems. This can include installing new fixtures and pipes, fixing existing ones, or repairing leaks and other problems. Some plumbers specialize in specific areas, such as installing gas lines or water heaters, while others focus on a more general maintenance and repairs.

A plumber’s job may involve working with dangerous substances, including chemicals and human waste. Plumbers must be able to recognize these hazards and take the necessary precautions to avoid injury or illness. Some of these precautions include wearing gloves, masks, and protective eyewear when handling these substances, as well as cleaning up any spills immediately. A plumber also needs to be familiar with the local health and safety codes when working on a home’s plumbing system.

Leaky pipes are a common problem that homeowners face. Left untreated, they can cause extensive water damage to a house. Water stains, mold growth, and even flooding can result from a leaking pipe. If you suspect you have a leaky pipe, call a plumber right away to assess the situation and make the necessary repairs.

Plumbers use special tools to locate and repair sewer line leaks. They usually start by running a camera down the line to find the source of the leak. Once they determine where the leak is, they can decide on a course of action. Plumbers can make a number of different kinds of repairs to sewer lines, including replacing the entire line or making partial replacements using trenchless technologies.

Before your plumber arrives, you can help prepare by clearing the area around your home’s pipes. This includes removing any furniture or other objects that could get in the way of the work. It’s also a good idea to drain any water appliances like dishwashers or washing machines before the plumber arrives, as this can minimize the amount of water that is lost during the repair process.

You should also make sure that your plumber has access to your home’s main water line. This can be done by marking the location of the line with spray paint or by calling the 811 utility markout service. This service will send someone to your home to mark the location of all underground utilities so that you don’t accidentally damage them during your plumbing repair project.


Plumbing issues can pop up when we least expect them. A dripping faucet here, a slow drain there – these are inconveniences that most of us can live with, but they can also lead to water waste, higher utility bills and even bigger problems down the road. That’s why it’s important for homeowners to have basic plumbing troubleshooting tips handy.

This way, when an issue arises, they’ll be able to take quick action and avoid the need for expensive professional repairs. Whether it’s a clogged toilet or a leaky pipe, these simple tips can help ensure that your home is safe and healthy for all.

Plumbers are skilled professionals who specialize in the installation, repair and maintenance of water systems. Their job is to make sure that all household water fixtures and appliances function properly – from installing new taps to unclogging drains. But did you know that there are some simple plumbing troubleshooting procedures that most people can do on their own? Follow these helpful tips to tackle common household plumbing issues like dripping faucets, clogged drains and running toilets.

Before starting any plumbing repairs, it’s important to shut off the water supply to the affected area. This will prevent any accidental flooding or water damage while you’re working on the problem. You can usually find the water shut-off valve near the fixture in question or behind a service panel. It’s also a good idea to wear proper protective equipment when performing any DIY plumbing repairs, such as a mask to protect your lungs from harmful fumes and eye protection if working with power tools.

Top 5 Brands in HVAC Equipment

HVAC stands for heating, ventilation, and air conditioning. This system is essential in homes, schools, office buildings, and hospitals. It also helps in keeping indoor air quality clean and healthy.

A good HVAC should offer a high-efficiency rating and a long warranty. It should also be quiet and easy to maintain. If you are looking for a HVAC just visit Lexington Heating And Air.

Bryant is an excellent choice for students who want to pursue a degree in the health and social sciences. The school offers many opportunities for hands-on experience, and the professors are experts in their fields. In addition to the academic program, students are encouraged to participate in community outreach and volunteerism.

The name Bryant has an interesting history, starting with the family of William Bryant, a prominent Quaker and matchmaker. The company he founded was named Bryant and May, and by 1900, it was the largest match-making business in Britain. This was largely due to the efforts of William Bryant, whose son Wilberforce took over the company after his death.

Some early Bryants were from Somerset, where the family was based at the Manor of Brean. They later moved to Tiverton. There was also a Bryant family from Yatterdon in the 1700s—another branch where the name appeared in villages such as St Hilary and St Uny.

Among the top 100 universities, Bryant University has an impressive reputation for its academic programs. It has a strong reputation in the health and social sciences, and its graduates have led successful careers. Its student-faculty ratio is small, and it has a strong research program. Bryant University is a private institution, and its average cost of tuition after financial aid is $51,169.

The various AC units, including smart thermostats, whole-home air cleaners, and more. Their warranty coverage is also better than that of many competitors, including a lifetime compressor warranty on certain models. However, you should know they require professional installation and routine maintenance to retain the warranty coverage.

Some people find the company’s equipment more expensive than others, but this is usually because of the higher level of technology that goes into their products. The manufacturer’s website makes comparing pricing options for different units in your area relatively easy to get the best value for your money.

In addition to the standard base limited warranty that can range from 1 to 20 years, Trane offers a Registered Limited Warranty. This warranty is extended by registering your unit within 60 days of installation, and it covers labor expenses.

The parent company of the Trane and American Standard brands was industrial manufacturing giant Ingersoll Rand until 2019/2020*. Ingersoll now consists of the American Standard brand and Gardner Denver, an industrial manufacturer of pumps and other equipment. The company continues to provide innovative products, services, and solutions that maximize quality and comfort in homes and businesses worldwide. The company’s legacy dates back more than a century. The company began by selling low-pressure heating systems in Wisconsin in 1885.

Lennox has a good reputation for building reliable, efficient, durable HVAC equipment. Their units are also among the most energy-efficient on the market. Most models on all tiers have an ENERGY STAR rating. The company makes furnaces, heat pumps, packaged units, air handlers, garage heaters, and boilers.

The brand has a reputation for providing great customer service. Their website offers a comprehensive collection of resources and a dedicated helpline during the week. This helps customers to troubleshoot issues and get the help they need.

Aside from offering excellent customer support, Lennox also provides financing plans for their products. These are ideal for homeowners who want to upgrade significantly but need more time to afford to pay the upfront costs. These financing plans allow the homeowner to spread out the purchase of their new unit over several months.

Lennox HVAC systems are best for people who plan to stay in their homes for a long time, as the upfront investment will eventually pay for itself through reduced energy bills. They are also a good option for homeowners who need to replace an old, inefficient air conditioning system. However, the brand’s high energy efficiency ratings may be too expensive for some homeowners. These units are less affordable than some of their competitors. This is particularly true for the two-stage compressors found in Lennox’s 16ACX model.

Mitsubishi Electric is known for its ductless HVAC systems that are energy efficient, quiet, and offer individual temperature control. These systems use an outdoor unit to circulate refrigerant through indoor units installed in each room or zone. These units can cool or heat a space and be controlled with an easy-to-use smartphone app.

Mitsubishi has been around for over 150 years. The company began in the 1860s as a trading business called Tsukumo Shokai. The founder, Koyata Iwasaki (1879-1945), grew the company into a major shipping firm, a coal mining company, a newspaper publisher, and a marine insurance corporation, among others.

Today, Mitsubishi is a globally integrated business enterprise with 10 Business Groups that operate in virtually every industry. The company is also involved in environmental initiatives and other social responsibility activities.

Mitsubishi’s products are popular with drivers and owners. They include the Eclipse Cross, Outlander Sport LE, and Outlander Sport GT-S, all boasting a technology-based design. These vehicles have various premium features to keep you safe and comfortable. They also feature Super All-Wheel Control to help you control your SUV in weather or road conditions.

Goodman makes different packaged heat pump air conditioners that offer a range of features for various budgets. They are designed to be durable and easy to install, and most come with 10-year parts limited warranties. These units are also energy efficient, so they won’t consume as much electricity as other brands, extending their lifespan and reducing utility bills.

The ARUF series offers a variety of features for a competitive price, including insulated blower compartments that help to reduce noise. These models can be mounted horizontally or vertically and are easy for contractors to service. This series is a good choice for smaller applications, and it uses PSC motors, so its energy efficiency will be better than premium models from other brands.

Another affordable option from Goodman is the GSXH5. This model comes with ComfortBridge technology, which keeps track of the unit’s performance and adjusts to save energy and run more efficiently. This feature is unique among HVAC systems, as it works with any single-stage thermostat, unlike some proprietary systems that only work with their products.

In 2012, Daikin acquired Goodman to expand its presence in the U.S. market, which is the world’s biggest HVAC industry. Daikin and Goodman have since combined their strengths to improve internal collaboration and agility as they strive to promote environmental solutions across North America.

American Standard is a budget brand that provides HVAC equipment for homeowners nationwide. Its air conditioners have good efficiency ratings and excellent warranty coverage. It also ranks among the top brands in the industry for its durability.

Like other manufacturers, American Standard produces a variety of AC units to suit different needs. Its Platinum and Gold series offer energy-efficient options, while its Silver models provide better value. It also offers various indoor air quality products, including whole-home air filtration systems, ventilators, and two humidifiers.

The company was founded in 1929 when the American Radiator Company and the Standard Sanitary Manufacturing Company merged. It is one of the world’s oldest HVAC equipment makers, making reliable units today. It also sells plumbing products and operates a network of showrooms and wholesalers across North America.

York and American Standard manufacture quality HVAC systems, but they are different. The two companies are owned by the same parent company, Ingersoll Rand, and they market their products separately because of their distinct branding and customer base. However, they produce similar HVAC equipment and use a common manufacturing process. Their differences stem mostly from pricing and warranty coverage.

Water Heater Repair – Common Components of a Water Heater

A water heater that doesn’t provide enough hot water is a sign of clogs and sediment build-up. This will require a plumber to drain and flush the tank or replace it if necessary.

Water Heater Repair

Licensed plumbers are trained to inspect and repair all aspects of your water heater, including the heating elements, anode rod, and gas lines. Keep reading the article below to Learn More.

No hot water is the first sign that something may be wrong with your water heater. Before you call in a professional, it is worth a quick check that the thermostat is not set too low. If this is the case, you can simply adjust it. It will take between 30 minutes and an hour for the water to reheat once you turn the switch back on, so give it some time before trying out your new setting.

If you still don’t have hot water, the next step is to look at your circuit breaker and make sure that it has not been tripped. After turning it back on, it will again take 30 to an hour for the water to reheat, so allow for this time before trying out your showers and sinks.

You can also check the temperature of the water coming out of your faucets to ensure that it is not too high. If it is, it can indicate that you have a problem with one of the heating elements in your electric water heater, or that there is a faulty thermocouple.

In addition to checking the thermostat, you can test each of the two heating elements in your electric water heater. You can do this by checking their voltage with a multimeter. If the upper or lower heating element is faulty, it will likely need to be replaced.

If the water heater is under warranty, you can contact the manufacturer to see about getting it repaired or replaced at no cost to you. You can also have a professional repair it, although this will likely cost more than just replacing the thermostat or other parts.

The most important thing to remember when repairing a gas water heater is to follow proper safety procedures, including shutting off the gas supply to the unit before starting any work. This is especially crucial if you are not familiar with how to disconnect the gas line safely. It is a good idea to consult with a plumber if you do not know how to safely disconnect the gas line from your water heater.

Pilot Light

The pilot light on a gas water heater is an essential component, but it can be dangerous if the flame goes out. If there’s a gas leak, the standing pilot flame could cause an explosion and eject deadly gas into your home.

If your pilot light is extinguished, the first thing you should do is turn off your gas. Then, find the pilot light and relight it. It should only take a few minutes, but you’ll want to make sure your hands are protected by gloves and safety glasses during the process.

Before you start, check to see if your circuit breaker is in the “On” position and that any fuses are not blown. Next, you should carefully open a panel that covers the pilot light area. You should then be able to see a little flame, which is typically located in a small copper tube. If you can’t see the flame, then you likely have a model that requires a long-handled match to be lit (look for the kind used to light barbecues). Locate the match or lighter and use it to light the pilot orifice.

Once the pilot light is relight, it’s important to hold down the ignitor button for one minute. This is because the pilot flame heats a thermocouple or thermopile. The device then produces a tiny electric current that tells the gas valve to stay open. The water heater also uses the thermocouple to regulate the temperature of your hot water.

If the thermocouple is dirty or not properly adjusted, it can produce an incorrect reading that causes the pilot light to go out. The good news is that it’s often a simple fix. You can usually clean the thermocouple by wiping it down with fine grit sandpaper.

A dirty pilot orifice can also be a problem, but it’s usually easier to diagnose and fix. The pilot orifice should be a strong blue color, not yellow or brown. If it’s not, this may be a sign that the pilot orifice is clogged with soot, rust, or dirt. If this is the case, it should be cleaned by a professional.

Dip Tube

A water heater’s dip tube is critical to its functioning. It’s a tube that transports cold water from the tank to the bottom of the unit where the burner is located. Without this, your water heater would produce very little hot water or none at all. Over time, the dip tube can deteriorate and degrade. It’s important to check the dip tube regularly for signs of deterioration so that you can replace it before it breaks down completely and causes a water heater malfunction.

The dip tube is made of a non-metallic material (usually cross-linked polyethylene PEX or CPVC) so that it doesn’t react with the steel tank and speed up its rusting. The dip tube also is made of a non-metallic substance so that it doesn’t interfere with the sacrificial anode, another component of your water heater that’s designed to eat away at rust and impurities inside the tank.

If the dip tube corrodes, it can let cold water escape to the top of the tank and mingle with your hot water supply. This impacts your supply of hot water as well as the quality and temperature of it. Cracks within the plastic also allow the water to seep through and contaminate your appliances, faucets and shower heads.

As the dip tube erodes it becomes shorter and shorter, allowing less cold water to reach the bottom of the water heater. Eventually, the dip tube will break off or sink into the bottom of the tank.

A new replacement dip tube is available at most hardware stores and online. You’ll need to purchase one that is the correct size for your water heater. The installation process is simple. Just locate the dip tube, remove the pipe nipple and the cold water pipe connector, pull out the old tube and insert the new one. Make sure the new tube is long enough to extend down to and below the water line at the bottom of your tank. When the dip tube is in place, you can replace the cold water pipe connector and nipple and restore power to your water heater and its circuit breaker.

Pressure Valve

The pressure valve is one of the most important safety features of a water heater. It allows water or gas to escape when the pressure rises too high, lowering the internal temperature and pressure. Without this mechanism, a tank would eventually burst. The resulting flood would cause major water damage, possibly even destroying the home or building. If a burst occurs, the emergency shut-off valve will immediately stop the flow of water and help mitigate the damage.

This valve can fail to function properly for a few reasons. Rust, corrosion, and mineral deposits can build up inside the valve or on its components, preventing it from opening. In addition, the valve may remain ‘frozen’ after releasing hot water during a previous pressure surge. This condition is known as’sticking’ and can be dangerous.

Regardless of the reason, it is important to check this critical component and ensure it is working as intended. Fortunately, it is relatively easy to inspect and repair a water pressure valve. First, make sure the gas supply to your water heater is turned off at the meter or main line, then turn the knob on the ‘Tank Valve’ to the ‘Off’ position.

Next, locate the valve on the top or side of the water heater and look at the opening. You should see a large tube that extends down to the floor, designed to release excess water or pressure. If you don’t see the tube, the valve is probably faulty and needs to be replaced.

It is also a good idea to inspect the water pressure valve on any other gas appliances in your home. This is especially true if you have an older model furnace with a pilot light. Older furnaces often have loose connections that can allow water or gas to leak into the house. Loose connections can usually be tightened by a homeowner, but some may require professional replacement. It’s a good idea to consult the manufacturer’s warranty paperwork to determine what type of maintenance is required to uphold the warranty benefits. In some cases, a simple once-per-year inspection is sufficient to maintain the benefits of the warranty.

Air Conditioner Repair – What You Need to Know

Air conditioner repair is the process of returning your system to full function after it experiences an outage. This typically includes an inspection, service, or tune-up and repairs that are necessary to restore the operation of your AC.

Air Conditioner Repair

Before you call for an AC repair, it is important to learn about a few common problems that can often be resolved independently. Visit Website for more information.

The thermostat is a small, unobtrusive unit mounted to the wall that controls the heating and cooling systems in your home. Because it’s so easy to overlook, many homeowners don’t realize that a malfunctioning thermostat can cause all sorts of problems for their AC system.

If your thermostat’s display is dark, it could be because there isn’t any power getting to the unit. Check the power switch on the thermostat, and then replace the battery if necessary. If this doesn’t fix the problem, there may be a blown fuse or tripped breaker, and you will need to call an experienced professional for AC repair.

Another common sign of a faulty thermostat is that it doesn’t respond to changes in room temperature. This is usually a sign that the thermostat’s internal sensors have become dislodged or worn down, so it no longer registers a change in air temperature. Thermostats that aren’t level or covered by sunlight can also fail to register temperature changes, which is why it’s important to keep them clean.

A faulty thermostat can also be to blame for an AC that won’t shut off or start. This is usually because of a bad or disconnected wiring problem. In some cases, the thermostat may be programmed for the wrong type of equipment or set to run in a mode that it’s not intended for. In other cases, the thermostat’s wires could have become loose or damaged over time.

You can try to test the thermostat’s connections by turning off the power supply to the device and removing the cover to check for obvious signs of damage or looseness. However, since tampering with electrical components is dangerous, it’s best to call in an experienced professional to diagnose and resolve your thermostat issue. They’ll be able to quickly identify the problem and offer expert technical solutions. They’ll also have the tools and knowledge to work safely around electrical components. This will help prevent any unnecessary damage to the rest of your system.

Clogged Ductwork

Ducts allow air to flow through your entire home, delivering heated and cooled air. When they are clogged, your HVAC system has to work much harder. This can cause your energy bills to rise. You may also notice that some rooms are warmer or colder than others. These are all signs of a duct clog.

A clog can be caused by something as simple as dirt and dust that is lodged inside a vent. It could also be a physical object, such as a child’s toy or a piece of furniture. It is possible that debris has found its way inside the vent, such as pieces of old air filters or ductwork insulation that have come loose. There is also the possibility that vermin or birds have made a nest inside one of the ducts, which can lead to damage and clogs.

You can try to check for a clog yourself by turning off your furnace and air conditioner and checking each vent for airflow. Using a stepladder, shine a flashlight into each vent and see if you can spot any objects that look like they are blocking it. If you can, remove the obstruction and airflow should return to normal.

Another common sign of a duct clog is if you notice that the air filter needs to be changed more frequently than usual. As air is cycled through the ducts, it passes through your air filter and picks up any dirt or dust that hasn’t been captured by the filter. This can then get pulled into the vents and build up over time, causing a clog.

The best way to prevent a clog is by scheduling regular cleaning and maintenance services for your HVAC system. If you are unsure of what is causing a clog, it is always best to call in the professionals. They will be able to use brushes and vacuums to properly clean and clear your ductwork of any obstructions that are impeding airflow. They can also use foil-faced tape or mastic air duct sealant to seal any holes or cracks in your ductwork that are allowing outside air to enter.

Damaged Compressor

The compressor is the heart of your air conditioning unit. Its job is to condensate and pressurize the refrigerant in your system, so that it can cycle through the AC to cool your home. Without a properly functioning compressor, the entire system can’t function. It’s also one of the most expensive parts of your AC unit to repair or replace, so it’s important that you keep it in top condition.

Keeping the compressor clean is a good way to extend its life. A regular cleaning schedule can help remove residue, grime, and minerals that build up inside the evaporator coil and cause the compressor to overheat. Additionally, it’s a good idea to have the suction line inspected by an HVAC technician to make sure that it is the proper length. A properly sized suction line will prevent the compressor from overheating and burning out.

Another way to extend the lifespan of your compressor is to have a professional flush it and recharge it with new refrigerant on a regular basis. The new refrigerant will help keep the lubrication in the compressor motor running smoothly and prevent overheating. It is important to remember that the compressor cannot receive a full charge of refrigerant if it has a leak, so it’s a good idea to get this issue taken care of before you experience major problems.

A chattering noise when you turn on your air conditioner is an early warning sign that the compressor is having trouble starting up. It’s also a sign that it’s about to fail, so you should call an HVAC professional right away.

Another early warning sign is if the compressor has a milky appearance, which happens when the oil in the compressor tank gets depleted. This happens when humidity contaminates the oil, so you should check and drain the compressor tank regularly. If the oil is low, you should consider replacing it with a high-quality compressor oil. An experienced HVAC technician can recommend the best kind of compressor oil for your system. They can also drain and replace the air filter, which is a simple step that will help to extend the life of your compressor.

Power Outage

A power outage is always stressful – especially when it takes place on a hot, summer day. When the electricity returns, many homeowners find that their AC systems are not working properly. Luckily, a little troubleshooting often takes care of this problem, but you should still call for an air conditioning repair technician to ensure that your system is safe and ready to work again.

During a power outage, the electrical flow is disrupted and can cause surges of electricity that can damage your HVAC equipment. These surges are typically harmless, but if the surge lasts for an extended period of time and reaches your AC unit, it can overheat or cause a power outage. The best way to prevent this from happening is to make sure your home’s breaker box has the correct settings.

When the power comes back on, the first thing you should do is locate the breaker switches for both your indoor and outdoor units. These are usually found in an attic, hallway, laundry room, or garage. Make sure all of the switches are turned off and that none are on “On.” Next, wait about 30 minutes for your air conditioner’s internal circuitry to reset itself. After this time, you can turn on your AC system at the thermostat and hopefully it will run normally.

After a power outage, it is important to do a walk through of your home’s vents to make sure they are clear of blockades that can hinder the flow of air throughout your home. Items such as toys, curtains, and furniture can obstruct the path of your return and supply vents, making it difficult for your AC to circulate air. You should also remove any foliage around your outdoor unit that may become entangled in its components and cause it to malfunction.