AC Repair Services › Evaporator Coil Replacement
Evaporator Coil Replacement in Sioux Falls, SD
The evaporator coil sits inside your air handler or furnace cabinet and is where refrigerant absorbs heat from the air moving through your home. When the coil develops a leak or becomes too corroded to seal, refrigerant escapes and the system loses cooling capacity. Replacement is a major job — the coil has to match your system's refrigerant type, tonnage, and airflow configuration exactly. Getting that match wrong causes long-term efficiency and reliability problems.
Sioux Falls AC Repair Pros provides evaporator coil replacement for homeowners across Sioux Falls, SD. Call for a free inspection and a written quote before any work begins.
When to Call
When You Need Evaporator Coil Replacement
- Your system repeatedly loses refrigerant charge and no outdoor leak has been found
- Ice keeps forming on your indoor unit even after the filter was replaced and airflow restored
- A leak search using dye or electronic detection traced the leak to the indoor coil
- You're upgrading to a new outdoor unit and the existing coil is a different refrigerant type
How It Works
Our Process for Evaporator Coil Replacement
- 1
Leak Confirmation
We use electronic leak detection or UV dye to confirm the evaporator coil is the source before pulling the system apart.
- 2
Refrigerant Recovery
We recover all remaining refrigerant from the system into certified recovery equipment before opening any lines.
- 3
Coil Replacement
We remove the existing coil, install the matched replacement, braze all connections, and pressure-test the system with nitrogen.
- 4
Recharge and Performance Check
We pull a vacuum to remove moisture, recharge to specification, and measure supply air temperature drop to confirm proper operation.
Sioux Falls Context
Why this matters in Sioux Falls
Sioux Falls homes built in the 1990s and 2000s often have original evaporator coils that are now at or past their service life. Formicary corrosion from household chemicals is also a real factor in this region and accelerates coil pinhole leaks.
Straight Talk
About pricing & scope
Scope is affected by coil accessibility, whether line sets need to be modified, and the refrigerant type your system uses. Systems still running R-22 face a harder path given refrigerant availability.
What This Fixes
Problems We See in Sioux Falls
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