Aerial view of a gray central air conditioning condenser unit on a concrete pad next to a house with vinyl siding.

AC Maintenance in Spearfish, SD

Air conditioners here run from July through July, so June is the time for a tune-up. Tell us about your system, and a licensed contractor who covers Lawrence County will get in touch.

Tell us about the job

It takes about a minute.

Step 1 of 3: Equipment
Aerial view of a residential air conditioning condenser unit mounted on a concrete pad next to a house with vinyl siding and a sliding glass door.

Spearfish summers are short, but hard on your AC

Cooling season here is really just July, and afternoons that month average 78 degrees. That means your air conditioner sits unused most of the year, then has to run hard for a few weeks straight. A tune-up before that stretch checks the refrigerant charge, the electrical connections, and the condenser coil, so the system is not working harder than it needs to once the heat arrives.

Lawrence County has also logged 187 hail events and 93 damaging wind events over the past ten years, with hail up to 4.5 inches. That kind of weather can bend condenser fins or knock an outdoor unit out of alignment without any obvious sign, which is worth a look before the one month you need the system most.

1 months
July through July, your air conditioner is on duty
78°F
the average summer afternoon it cools against
187 hail events
in ten years, and hail bends the fins on outdoor coils
93 wind events
in ten years, and wind drives debris into outdoor units
Isometric line illustration of a cutaway house showing interior rooms with furniture, ductwork leading to an indoor air handler, and an outdoor condenser unit connected by a line set.
Your air conditioner works hardest from July through July.

NOAA nClimDiv, 1991–2020 normals

Overhead view of an air conditioning condenser unit on a concrete pad next to a house with asphalt shingle roofing and vinyl siding.

Book your AC tune-up in June, before homes here start needing cooling in July.

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A tune-up checks the refrigerant charge, cleans the coils, tests the capacitor and tightens the electrical connections.

In South Dakota, HVAC licensing for homes is left to the cities and towns.

South Dakota does not license HVAC contractors at the state level. Whatever rule applies to this job comes from Lawrence County or the town within it, not from the state, so there is no state test or license number behind the work here.

Maintenance on an air conditioner does not usually call for opening the refrigerant lines, but if the contractor checks the charge or gets into that side of the system, federal law requires them to hold EPA Section 608 certification. That rule holds everywhere in the country, whatever Lawrence County does or does not require on its own. It is not a license, and it is not local, but it is the one credential on this job that applies no matter where in South Dakota the house sits.

Source: South Dakota Legislature

What does AC maintenance include?
A technician checks refrigerant charge, cleans the outdoor coil, and tests the capacitor and contactor that start the compressor. They also check the blower motor, change or check the filter, and look at the condensate drain to make sure it isn't clogged. Anyone opening the refrigerant side has to hold EPA Section 608 certification, so that part of the job always falls to a licensed technician.
How often does an air conditioner need maintenance?
Once a year, before the season it works hardest. Here that means getting it checked before summer, since the unit runs from roughly July through the hot stretch when afternoons average around 78 degrees. A yearly check catches a weak capacitor or a dirty coil before it causes a breakdown on a hot afternoon.
Is AC maintenance worth it?
Yes, especially in a place that sees the kind of storms this area gets. Over the past ten years this area has logged 187 hail events and 93 damaging wind events, and hail can dent or bend the fins on an outdoor coil without anyone noticing until the unit starts struggling. A yearly check gives a technician the chance to spot that kind of damage early, along with normal wear like a weak capacitor or a low refrigerant charge.