Replace a Failing Mini Split in Georgetown

Updated September 2026 · ATX Mini Split King, Austin and Central Texas

Georgetown housing includes older ranch homes in established neighborhoods plus many additions and converted rooms that never had ducts. Those spaces often received a ductless mini split years ago. When the old unit fails after long hot summers, a new ductless replacement is a straightforward choice. ATX Mini Split King is an independent HVAC and electrical contractor in Austin and Central Texas. Work is done to code by a TDLR licensed contractor. Call (512) 297-7493.

Flat pricing, everything included

Those are materials and labor together, wired to code by a TDLR licensed contractor. Anything non standard gets quoted first, before a single tool comes out of the truck: a very long line set, an electrical panel that needs work, a difficult mount, a roof or masonry penetration, disposal of the old equipment. You hear the number before we start, not after.

What a Ductless Mini Split Is and How It Works

A ductless mini split has an outdoor compressor unit and one or more indoor heads. The outdoor piece sits on a pad beside the house. Each indoor head mounts on an interior wall and blows conditioned air straight into that room. Copper lines, a control wire, and a condensate drain pass through a small hole in the exterior wall. No ducts are involved. The refrigerant loop moves heat from inside to outside in summer and the other way in winter. Georgetown has many older ranch homes and properties with later additions or converted spaces. Those rooms often never connected to central ducts, so a mini split was the practical way to add cooling for long hot summers and some heat for short mild winters. The system only serves the rooms with heads.

The indoor head has a fan and a coil. Room air passes over the coil, gets cooled or heated, and returns to the space. A remote or wall control sets the temperature for that zone. Because there are no ducts, there is no air leaking in attics or crawl spaces common in older Georgetown housing. The outdoor unit rejects or collects heat depending on the season. Installation uses the existing small wall opening in a replacement job, or a new one if relocating. Electrical power usually comes from a dedicated circuit. In neighborhoods with mixed older homes and additions, this keeps the work contained to the rooms that need it without tearing into the whole house. Condensate from cooling runs out the same path as the lines or a separate small tube to daylight or a drain.

In practice the outdoor unit needs clear air around it and a level pad. Indoor heads need wall space high up, away from direct sun or heat sources. The small hole through the wall is sealed after the lines pass. Power comes from the electrical panel, often a new 240 volt circuit for the outdoor unit. Georgetown homes in older areas may have panels that need checking, but that is quoted separately if an upgrade is required. The system does not heat water or do anything besides space conditioning. It is a direct expansion setup that works well for the rooms it serves and leaves the rest of the house alone. That matches many local houses that grew in pieces over time with additions that sit off the original structure.

Real Advantages of Keeping a Ductless System

The main reason people in Georgetown still have ductless mini splits is that their houses often include rooms that never received ducts. An enclosed porch, a garage conversion, or a bedroom added onto a ranch house can be cooled without running new ductwork through finished spaces. That work would mean cutting ceilings, patching, and painting in older neighborhoods where owners want to keep disruption down. Each indoor head gives independent temperature control, so a living area can be cooler than a spare room. During long hot summers that zoning saves running equipment for unused space. The indoor units sit high and do not take floor space like a window unit. Replacement can reuse the existing wall penetration in many cases, which shortens the job.

These systems also handle the climate reasonably. Central Texas summers are long and hot, and a mini split can keep a single room or a few rooms comfortable without overworking a whole house system that may not even exist. In the short mild winters the heat pump function covers typical days. People keep them because they already paid for the original install and the hole is there. A new unit in the same location looks similar and uses the same electrical path in a standard swap. ATX Mini Split King, an independent HVAC and electrical contractor, sees this pattern in mixed housing around Georgetown, from older stock near the historic areas to later infill. The equipment is straightforward to service because everything is accessible, indoor on the wall, outdoor on the pad.

Another practical plus is that you can add heads later if you convert another space, though that would be a new quote. For a failing old unit, swapping keeps the same number of zones you already live with. Noise inside is low once the fan is running at normal speed. The outdoor unit makes more sound but sits outside, often on the side of the house away from bedrooms in typical Georgetown layouts. Because work is done to code by a TDLR licensed contractor, the electrical and refrigerant connections meet local rules. The system does not require attic access or crawl space work that can be messy in older homes. Owners who already like the look of the wall heads simply get a newer version in the same spots.

Limits and Drawbacks of Ductless Mini Splits

A ductless mini split only conditions the rooms that have indoor heads. If your Georgetown house has several rooms that need even temperatures, you would need a head in each, which adds cost and wall units. The indoor heads are visible on the wall. Some people dislike the look in a finished living room, especially in older homes with particular architecture near the square or in ranch interiors. Condensate must drain somewhere. If the drain clogs, water can stain the wall or drip inside. Line sets have length limits, so the outdoor unit cannot sit too far from the indoor heads without extra work that is not in the flat price. In very large open spaces one head may not throw air evenly to every corner.

The outdoor unit produces noise and heat. Placement matters so it does not sit under a bedroom window or too close to a neighbor in typical lot layouts. Filters in the indoor heads are small and need frequent cleaning or the airflow drops. The system does not provide even air throughout a whole house unless you install many heads. For homes that already have decent ducts, staying with or repairing a central system can be simpler and avoid extra wall units. Mini splits shine in additions and converted spaces but are not automatically the answer for every room in a larger older home. Long line sets or awkward mounting, such as a second story head with the outdoor far away, fall outside standard pricing and get a quote first.

Another limit is that each head is a separate zone with its own control. That is a plus for some and a hassle for others who want one thermostat for the whole house. In Georgetown properties with mixed construction, matching the look across old and new parts of the house can be tricky. The wall units are white plastic boxes, which may not fit every interior. If the original install used a poor location, replacement in the same spot repeats the problem unless you pay to relocate, which means patching the old hole and cutting a new one. Relocating is non standard and quoted. These systems also require the outdoor unit to stay clear of debris, leaves, and grass, which is extra yard work in a climate with long growing seasons.

Signs Your Old Mini Split Is Failing

An old ductless mini split near the end of its life often cools poorly even when set to the lowest temperature. The indoor head may blow air that is only slightly cool, or the outdoor unit may run constantly without bringing the room down in Georgetown summer heat. Ice can form on the copper lines or on the indoor coil, which is a sign of low refrigerant or a failing component. Strange noises from the outdoor compressor, grinding, rattling, or buzzing that was not there before, point to wear. Water stains on the wall below the indoor head mean the condensate drain is clogged or the pan is cracked. Frequent breaker trips suggest electrical problems inside the unit or a failing compressor drawing too much power.

The indoor fan may get louder or stop on some speeds. Error codes on the remote or a flashing light on the head that you cannot clear after a reset often mean the control board or a sensor has failed. Outdoor fins that are badly bent, rusty, or clogged beyond cleaning reduce capacity. If the unit is many years old and parts are hard to find, repair becomes a short term patch. In converted spaces and additions typical of Georgetown housing, a failing mini split leaves that room unusable in the heat. Owners notice the room that used to stay comfortable now feels like the outdoors. A burning smell or visible rust on the outdoor cabinet are further signs it is time to plan replacement rather than another repair visit.

Leaking refrigerant is not something you can see easily, but oil stains around fittings or a hissing sound can indicate a leak. If the system was charged multiple times already, the leak is still there. Indoor heads that no longer swing the louvers or that drip inside even after drain cleaning show mechanical wear. In older Georgetown homes the original install may have used a line set that is now corroded or insulated poorly, adding to inefficiency and failure. When several of these signs appear together, the unit is near the end. ATX Mini Split King can look at the existing setup and tell you whether a repair still makes sense or whether a full replacement of the ductless system is the clearer path. Call (512) 297-7493 to schedule that look.

What Replacement of a Ductless Mini Split Involves

Replacing an old failing ductless mini split starts with recovering any remaining refrigerant from the old system and removing the indoor heads and the outdoor unit. The old line set is usually pulled out as well, especially if it is corroded or the wrong size for the new equipment. The small hole through the wall is reused when the new indoor head goes in the same location. If the customer wants a different wall, the old hole is patched and a new opening is cut and sealed. The new copper lines, communication wire, and condensate drain follow the same general path along the exterior or through the wall to the outdoor pad. Electrical work includes disconnecting the old circuit, installing a new disconnect at the outdoor unit, and landing a dedicated breaker in the panel if the existing one is not suitable.

The crew typically completes a standard replacement in one day. They protect floors and furnishings, remove the old equipment, mount the new indoor heads, run and connect the new line set, set the outdoor unit on the pad or brackets, make the electrical connections, pull vacuum on the lines, and start the system to confirm cooling and heating. The customer decides how many indoor heads, their exact wall locations, and whether to keep the outdoor unit in the same spot. Those choices affect whether the job stays standard. A standard one indoor head replacement is $1,500, two heads $2,500, three heads $3,500, all materials and labor included. Anything non standard, long line sets, a panel upgrade, awkward mounting, is quoted before work starts. ATX Mini Split King is an independent HVAC and electrical contractor. Work is done to code by a TDLR licensed contractor.

In Georgetown the typical house may have the outdoor unit on a side yard pad with the lines running along the brick or siding to a high wall inside an addition or converted room. The crew keeps that layout unless you ask to move it. Condensate usually exits near the outdoor unit or is pumped if the indoor is below grade, though pumping is extra. After the new system runs, they show you the controls and how to clean the filters. The old equipment is hauled away. If the electrical panel in an older home lacks space, that upgrade is identified on the first visit and priced separately so there are no surprises. The whole process stays focused on the rooms that already had mini splits. You do not have to open other parts of the house. Call (512) 297-7493 to go over your specific layout.

When Replacement Is Not the Right Move

Replacement is not always the better call. If the old mini split still cools adequately and only needs a capacitor, a fan motor, or a drain cleaning, a repair can buy another season or two, especially if you are heading into the short mild winter when cooling demand drops. ATX Mini Split King can diagnose that. If your Georgetown house already has a working ducted system that covers most rooms, adding or replacing mini splits in one addition may be extra equipment you do not need. Staying ducted and repairing the central unit can be simpler and avoid more wall heads. Waiting a season makes sense if the failure happens in fall, because you can plan the work in milder weather instead of during peak summer heat when crews are busiest and the house is already hot.

We will tell you a mini split is not the right call when you want even temperatures in every room of a larger home and you are willing to open ceilings or a crawl space to add ducts. In that case a ducted system, even if more invasive, may serve the whole house better. If the electrical panel cannot support another circuit without a full upgrade, and that cost is high relative to the benefit, it may be better to repair the existing unit a while longer or use a window unit in the meantime. Awkward mounting, such as a head that would sit in a bad visual spot or require a very long line set across a historic facade, is another reason to pause. Those jobs are quoted, and sometimes the quote shows it is not worth it compared with living with the old unit or choosing a different cooling method for that space.

Converted spaces and additions in Georgetown are the natural fit for mini splits, but not every room in an older house is. If the failing unit serves a space you rarely use, you might skip replacement and close that room off in summer. If you plan to sell soon, a buyer may prefer a ducted system anyway, so spending on a new mini split may not return the cost. Be honest with yourself about how much you use the space and whether the wall units bother you. ATX Mini Split King will tell you when repair, waiting, or a different approach is the better call rather than pushing a replacement. Work is done to code. Phone (512) 297-7493 to discuss the actual condition of what you have and the layout of your house before you decide.

Questions people actually ask

How much does a standard mini split replacement cost in Georgetown?

A standard replacement with one indoor head is $1,500, two indoor heads is $2,500, and three indoor heads is $3,500. Those figures include materials and labor for a typical swap that reuses the existing wall hole and a normal line set length. Anything non standard such as long line sets, a panel upgrade, or awkward mounting is quoted before work starts so you know the number. ATX Mini Split King is an independent HVAC and electrical contractor serving Georgetown and Central Texas. Call (512) 297-7493 for a look at your house.

What does the crew actually do on replacement day?

The crew removes the old indoor heads and outdoor unit, pulls the old line set, mounts the new heads, runs new copper and drain, sets the new outdoor unit, completes electrical connections including a disconnect, evacuates the lines, and starts the system. Floors are protected. For a standard job this happens in one day. You decide head locations and whether to stay in the same spots. Old equipment leaves with them. Work is done to code by a TDLR licensed contractor. Non standard items get quoted first. Phone (512) 297-7493 if you have a complicated layout in an older Georgetown home.

When should I repair my old mini split instead of replacing it?

Repair makes sense when the unit still moves air at a useful temperature and the problem is a single part such as a fan, a capacitor, or a clogged drain. If you are entering the milder season you can often wait. ATX Mini Split King will say so rather than sell a replacement. If the compressor is failing, ice keeps forming, or parts are unavailable, replacement is clearer. Also repair if you rarely use the room or plan to change the space soon. The company is independent and will give a straight answer on the condition of what you have in your Georgetown house.

Do mini splits work well in Georgetown older homes and additions?

They work well in additions, converted garages, and rooms that never had ducts, which describes a lot of older housing stock and later changes in Georgetown neighborhoods. They are less ideal if you want one system for every room and already have or can add ducts. Wall heads are visible and each is a separate zone. Long hot summers are handled for the rooms they serve. Short mild winters get heat from the same equipment. If the layout has long runs or the panel is full, that is quoted. Call (512) 297-7493 to talk about your specific house.

What if my replacement is not a standard job?

Non standard work such as long line sets, relocating a head and patching the old hole, a panel upgrade, or difficult mounting on a second story or historic wall is quoted before any work starts. You receive the number in advance. Standard pricing of $1,500 for one head, $2,500 for two, and $3,500 for three applies only when the swap is typical. ATX Mini Split King does the electrical and HVAC work as an independent contractor. Everything is done to code. Phone (512) 297-7493 so we can see the house and give a clear quote for anything outside the usual path.

Keep reading

Every replacement guide we have written is listed on the replacement guide hub. Next door to this page: replacing a old failing ductless mini split with a ductless mini split in pflugerville, replacing a old failing ductless mini split with a ductless mini split in kyle. Pricing, service area and the quote form all live on the ATX Mini Split King home page, and the Austin mini split cost guide covers what the rest of the market charges.