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Find Air conditioning pros in Shell Knob

Avatar for Paschal Air Plumbing & Electric
Paschal Air Plumbing & Electric
4.0(
16
)

Serving Shell Knob, MO and surrounding areas

Approved

In business since 1965

Free estimates

Credit card accepted

"Brayden did an awesome job, he was very friendly and talked me through all my options. My only issue is the job was started way later than the time we were told, but Brayden came out past 7:00 pm and got the job done so respect to him."
Trane Furnace
Trane Unit
Trane Unit
Trane Furnace
Trane Furnace

+22

68 neighbors recently requested a quote
Recommended by43%of homeowners
Avatar for Davis & Son, LLC
Davis & Son, LLC
4.0(
6
)

Serving Shell Knob, MO and surrounding areas

Approved

In business since 1985

Free estimates

Emergency services offered

We pride our company on reliability, great communication,\nintegrity, and quality work. We are experts in our trade and will do our best\nto keep you as educated as we can on your particular task or project. We look\nforward to earning your business!

3 neighbors recently requested a quote
Avatar for American Appliance Repair LLC
American Appliance Repair LLC
5.0(
3
)

Serving Shell Knob, MO and surrounding areas

Approved

In business since 2024

Free estimates

Credit card accepted

"He was gonna have to order part, he gave me a good quote . I asked him if i could call back. My husband and i needed to mull it over, so i called him bacķ so he wouldnt have to order something that he didnt need. Very pleasant, i would definately use them again. Its good to know he can do anything. Hvac too. I just love it when people know what they're doing , they're honest they're pleasant,and helpful. I trust him."
5 neighbors recently requested a quote
FlameTech
5.0(
7
)

Serving Shell Knob, MO and surrounding areas

Emergency services offered

"Great experience with Flame Tech. George was knowledgeable and responsive. He provided an accurate estimate over email based on a number of photos and a few phone conversations which streamlined the bid process considerably. They replaced my AC in a few hours for a fair price and educated me on other safety considerations related to my furnace. He also helped me diagnose a rattle in my air ducts that would have given me fits. Good price, know-how, and customer service, I would use Flame Tech again."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+1

Recommended by100%of homeowners
Avatar for HvacME, LLC
HvacME, LLC
5.0(
6
)

Serving Shell Knob, MO and surrounding areas

In business since 2025

Free estimates

Warranties offered

"Matt always does excellent work. He keeps our HVAC in smooth running condition and it is almost 18 years old! When it has an issue Matt has always been there to repair it quickly. He is honest and fair. Highly recommend!"
Electric upgrades
Electric upgrades
New main conduit
Main conduit splitting off to 2 different outlets as well as being on their own breakers.
Electric upgrades

+31

Response time8 hrs
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FAQs for air conditioning projects in Shell Knob, MO

Most professional HVAC technicians require two to three hours to complete an expansion valve replacement. The timeframe depends on your unit's accessibility and whether additional repairs are needed. The process involves recovering refrigerant, removing the old valve, installing the new component, and recharging the system. Scheduling during less busy seasons may result in more convenient appointment times.

Operating your air conditioner with a malfunctioning expansion valve isn't advisable. Continuing to run the system could potentially damage other components, particularly your compressor, which is significantly more expensive to replace. If you notice performance issues like inconsistent cooling or unusual noises, it's best to have your system inspected before continuing regular use.

Expansion valves don't have a standard replacement schedule, as their longevity depends on system usage, maintenance frequency, and environmental factors. Regular professional maintenance helps identify potential valve issues before they cause system failure. Having your HVAC system serviced annually allows technicians to monitor component condition and recommend preventative replacements when necessary.

Refrigerant leaks require prompt professional attention. If your expansion valve is leaking, you'll likely notice reduced cooling performance and possibly hear hissing sounds near the unit. Addressing leaks quickly prevents further system inefficiency and avoids the environmental impact of released refrigerant. Your HVAC technician will need to repair the leak and recharge the system with the proper refrigerant type and amount.

Because many AC issues present similar symptoms, professional diagnosis is recommended. Problems like inadequate cooling, inconsistent temperatures, or strange noises could indicate expansion valve issues, but might also stem from refrigerant leaks, electrical problems, or airflow restrictions. A qualified HVAC technician has the tools and expertise to accurately identify the root cause and recommend appropriate repairs.

The Shell Knob, MO homeowners’ guide to air conditioning services

From average costs to expert advice, get all the answers you need to get your job done.