AC Repair Services › Refrigerant Leak Detection and Repair

Refrigerant Leak Detection and Repair in Clarksville, TN

Refrigerant does not get used up — if your system is low, it leaked out somewhere. Finding and fixing that leak is the only real solution. Topping off a leaking system without finding the source is a short-term patch that puts refrigerant into the ground and leaves you calling again in a few months.

Call (931) 263-0432

When to Call

When You Need Refrigerant Leak Detection and Repair

Your AC runs constantly but the house stays several degrees warmer than the thermostat setting
A technician told you the system is low on refrigerant but did not mention finding a leak
You can see ice forming on the refrigerant lines going into your outdoor unit
Your energy bills have gone up noticeably but nothing else has changed in the house
The system was recharged last summer and is not cooling well again this year
You hear a faint hissing near the indoor or outdoor unit when the system runs

How It Works

Our Process for Refrigerant Leak Detection and Repair

1

Pressure Check

We connect gauges to confirm the system is actually low on refrigerant. Running a leak search on a properly charged system wastes your time and ours.
2

Visual Inspection

We look at the coil, line connections, and service valves for oil staining. Refrigerant carries compressor oil and leaves a residue where it escapes.
3

Electronic Leak Detection

We use an electronic leak detector along the coil, line set, and fittings. This finds leaks that are too small to see or hear. We note every location we find.
4

Leak Repair

Most leaks at service valves and fittings can be repaired directly. Coil leaks depend on the size and location — some are repairable, some require coil replacement. We tell you which before starting.
5

Pressure Test

After the repair, we pressurize the system with nitrogen and hold it to confirm the leak is sealed before adding any refrigerant.
6

Recharge and Verification

We recharge the system to the manufacturer specification by weight, not by feel. We confirm suction and discharge pressures are correct before closing out the job.

What's included

Refrigerant pressure check to confirm low charge before leak search begins
Full electronic leak detection of coil, line set, and service connections
Repair of accessible leaks at fittings and valve cores
Nitrogen pressure test to verify repair before recharge
Refrigerant recharge to manufacturer specification after confirmed repair

What's not included

Evaporator coil replacement if the coil itself is the leak source is a separate quoted repair
Line set replacement for buried or inaccessible refrigerant lines is scoped and priced separately
Refrigerant cost is a line item separate from labor — the amount needed depends on how much was lost

Real Situations

Common Scenarios in Clarksville

A homeowner in a newer build off Wilma Rudolph had their system recharged by another company last July and it is not cooling again by the following May.

A system that loses charge in under a year has an active leak. We find it before adding anything. In most cases like this, we find a leak at a flare fitting or a pinhole in the evaporator coil. We fix the source, pressure test it, then recharge.

An older home near downtown Clarksville has a system that cools fine in the morning but struggles badly once the afternoon heat sets in.

Partial refrigerant loss often shows up this way — the system can keep up under light load but falls behind when outdoor temps climb. We confirm low charge, locate the leak, and repair it. The system usually performs normally once properly charged.

A homeowner notices ice on the copper line going to the outdoor unit and shuts the system off.

Ice on the line set is a common sign of low refrigerant, but it can also be a dirty coil or a blower problem. We let the ice thaw, then diagnose the root cause. If refrigerant is low, we move into leak detection before recharging anything.

Clarksville Context

Why this matters in Clarksville

Clarksville's clay-heavy soil and wet springs create conditions where outdoor unit pads shift and refrigerant line connections can work loose over time. Homes built in the late 1990s and early 2000s in areas like Saint Bethlehem often have original equipment that is now showing its age in the coils. R-22 systems are still common here and recharging them costs more than newer refrigerant types — worth knowing before deciding on repair versus replacement.

Straight Talk

About pricing & scope

Leak detection takes time and is not always straightforward. Slow leaks in a coil can be hard to pinpoint and may require dye testing in addition to electronic detection. If the leak is inside a coil that cannot be accessed without coil replacement, we tell you that clearly. The refrigerant itself is a separate cost that depends on the type your system uses and how much was lost.

What This Fixes