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Find Air conditioning pros in Mount Baldy

Avatar for Global Green Solutions
Global Green Solutions
5.0(
248
)
Central A/C - InstallDuctless Mini-split A/C - Install or ReplaceCentral A/C - Install - For Business+4 more

Serving Mount Baldy, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Very happy with the new installation, replacement, and repair services for heating and air conditioning! The technicians were courteous, well-informed, and on time. They promptly resolved the problem and provided comprehensive explanations. A truly professional and trustworthy crew. Strongly suggested!"
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+24

Response time3 days
6 neighbors recently requested a quote
Recommended by7%of homeowners
Avatar for McLay Services
McLay Services
4.8(
281
)
Central A/C - InstallCentral A/C - Service or RepairCentral A/C - Install - For Business+9 more

Serving Mount Baldy, CA and surrounding areas

Approved

In business since 1978

Free estimates

Emergency services offered

"I had a great experience with your team. They serviced and repaired my mini-split and central They serviced my A/C systems, added refrigerant, and made sure everything was working properly before leaving. Mike was thorough, professional, knowledgeable, and did quality work. I highly recommend this company."
Additional Photos
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+3

75 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for SoCal Climate Control - LA
SoCal Climate Control - LA
4.2(
414
)
Central A/C - InstallCentral A/C - Service or RepairDuctless Mini-split A/C - Install or Replace+3 more

Serving Mount Baldy, CA and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"SoCal Climate Control is a trustworthy and excellent pro for Air Conditioning. Ryan walked me through the AC system at my home patiently and in a detailed manner. He also provided all solutions for me to choose. The service team came in the following week to perform a full clean of the system. They were very hard-working and could meet all my requests for the job."
SoCal Staff
672 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for Patriot Energy HVAC
Patriot Energy HVAC
4.5(
201
)
Central A/C - Service or Repair

Serving Mount Baldy, CA and surrounding areas

Approved

In business since 2000

Free estimates

Credit card accepted

"My central A/C unit went out during a terrible heat wave in Los Angeles. Some repair companies said it would be a week or two before they could get to me; others wouldn't even tell me the price of a service call. I contacted Ed at Patriot Energy. He was the only one who said the estimate was free. Ed was working incredibly long hours due to the weather, but wanted to fit me in. Although we had never met, he was genuinely concerned about my family being without air conditioning. He came at one in the morning to diagnose the issue. He was able to tell within five minutes what the problem was (blower motor). He had used the last one at an earlier job so he immediately called his office to order one for me. Ed went the extra mile and cleaned other parts of the unit because he felt it was not only unhealthy for my family to be breathing the accumulation of dust and dirt, but also because it would aid in the longevity of the unit. He really cares about people and wants to do the very best for them. Ultimately, I had to wait a few days for the repair but it was well worth it. Ed encouraged me to watch him work and explained every step of what he was doing. He made a follow-up call the next day to make sure everything was working okay and that we were finally "cool" Hiring service people can be stressful; Ed immediately put me at ease. I felt like I had a good friend (rather than a repairman I had just met) taking care of my problem. Ed is honest and incredibly fair. I would hire him again in a minute. In fact, he is the only person I want working on my central air/heating unit in the future."
Costco
Costco
Costco
Costco
Costco

+53

Response time3 hrs
1 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Patagonia HVAC, LLC
Patagonia HVAC, LLC
5.0(
11
)
Central A/C - Service or RepairCentral A/C - Service or Repair - For Business

Serving Mount Baldy, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"Guillermo replaced our whole system. He was professional, knowledgeable and finished the job in a timely manner. He has gone above and beyond to listen and explain our needs for heating and air conditioning. We give him a very high recommendation. He is honest and affordable."
14 neighbors recently requested a quote
Avatar for Northstar PHAC, Inc.
Northstar PHAC, Inc.
4.5(
128
)
Central A/C - Service or Repair

Serving Mount Baldy, CA and surrounding areas

Approved

In business since 2008

Free estimates

Credit card accepted

"My central air conditioning system had problems, Doug Brewer from Northstar found the problem right away, explained everything in detail and gave me options to save money. I will definitely be using him and Northstar if I cannot solve the problem by myself. Highly recommend."
FURNACE AND COIL
new furnace
Our Beautiful Installs
Our Beautiful Installs
Our Beautiful Installs

+29

Response time3 hrs
Response rate94%
13 neighbors recently requested a quote
Avatar for Alpine Plumbing, Heating, and Air
Alpine Plumbing, Heating, and Air
4.7(
35
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+12 more

Serving Mount Baldy, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2014

Free estimates

Emergency services offered

Need fast, reliable plumbing help? Alpine Plumbing & Rooter serves residents and business owners throughout San Dimas, La Verne, and surrounding areas with expert services. Call the plumbers you can trust when you’re faced with a problem you need fixed right away. We have the fastest response time in the area - we’ll be at your door within 90 minutes! We put our customers first - one call can solve your home plumbing issues. We are a local, family owned and operated company based in San Dimas, specializing in drain cleaning, sewer replacement, and sewer repair services. Call the plumbers you can trust to schedule an appointment today.

Plumbing - Drain Cleaning Project
Sewer cleaned of roots and ready for lining
Prepping pipe for lining by removing massive roots
Mixing resin for liners, this resin gardens to create a solid pipe
Sewer robot in the pipe

+26

Response time9 hrs
9 neighbors recently requested a quote
Recommended by70%of homeowners
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FAQs for air conditioning projects in Mount Baldy, CA

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 Mount Baldy, CA homeowners’ guide to air conditioning services

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