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Ultimate Commercial HVAC Maintenance Checklist

May 15, 2018

Commercial HVAC systems are put through tremendous stress throughout the year. With possible zoning differences and often times, larger areas to heat or cool, commercial HVAC systems require a routine maintenance throughout the year.

Regular maintenance keeps air conditioners and furnaces operating at their best. It allows for small issues to be addressed and for greater underlying issues to be noticed before they become irreparable problems. This gives business owners peace of mind and allows the systems to operate at maximum energy efficiency, which saves money on monthly energy bills.

Inspect

Carrier products are built to last. Often times, maintenance visits are focused on preventative care for systems that have the capacity to last for 20 years. However, wear and tear naturally occurs over time. Small factors can slowly add up to shorten system lifespan and impact performance. Regular inspections can prevent these small factors from becoming major malfunctions. Each maintenance trip, LA HVAC contractors should be inspecting:

  • Belts and pulleys
  • Refrigerant charge
  • Fluid leaks
  • Drain lines and pans
  • Electrical connections
  • Thermostats and other electrical controls
  • Condenser and evaporator coils
  • Fan and blower motor
  • System performance – Air flow, sound and overall function
  • Heat exchanger (furnace maintenance)
  • Ignition and burner assembly (furnace maintenance)

Clean

Keep HVAC systems clean will prevent small nuisances from becoming major system issues. A clean HVAC system will function at its maximum capacity and efficiency. This will ensure the system reaches its ideal lifespan and keep energy bills low. If applicable, HVAC contractors should clean these components of an HVAC system during a maintenance visit:

  • Clean filter (if applicable)
  • Clean drain lines and pans
  • Clearing away dust and debris
  • Leaks (hazardous liquids should be professionally cleaned up to ensure safety)

Repair/replace

Over time belts can wear, connections can loosen, liquids will drain and electronics can short. This requires fast and effective servicing to ensure system integrity, maximum efficiency and proper function. HVAC technicians should make these repairs in their maintenance trips:

  • Replace air or furnace filter
  • Fasten, connect electrical components
  • Lubricate moving parts (bearings, motors, etc.)
  • Adjust misalignments
  • Correct fan or blower motor function

Test

Once the system has been inspected, thoroughly cleaned and all necessary repairs have been completed, it’s time to test your work. You should never leave a maintenance visit without knowing that the system is ready to handle the warm or cool season to come.

Make sure the system not only starts up, but is visibly and audibly running efficiently and effectively. If you notice any shortcomings, understand what is covered in your agreement and make the decision on what can be repaired immediately or what needs to be run by the client for further approval.

Inform

As so many HVAC customers feel isolated from the HVAC contractors that they hire, this point can not be stressed enough. After each maintenance visit, your client should be aware of your findings. Informing your client of frequent issues can prevent further instances or allow them to make executive decisions on more involved repairs or upgrades to the system’s performance. Always take the extra time to keep your client informed.

If your HVAC contractor isn’t adhering to this maintenance checklist, you may want to consider a more reputable company. Brody Pennell is nationally recognized as a leader in the HVAC industry. Our service is second to none in the Los Angeles metropolitan area. To find out more about our commercial HVAC maintenance agreements, give us a call @ (310) 836-0606.


About The Author

Brody Pennell

Since 1945, Brody Pennell Heating & Air Conditioning is the committed to helping homeowners in the greater Los Angeles area experience total home comfort. In 2021, the readers of the Los Angeles Times voted Brody Pennell the Best HVAC Company in the area.

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Erica O.
1725768849
Giovanni was so nice and did everything he could to fix a wiring problem with our condenser after hours in a hot attic trouble shooting the problem with the AC not working. He went over and above and the company is sending a supervisor to see what needs to be done to fix the electrical issue. I have interacted with BPH&AC technicians at other residences while on the job myself and they have always been just as friendly and hard working as Gio. I highly recommend!
Jim S.
1725762641
Needed an A/C repair given the 105 degree temps we were battled. By referral we found Brody Pennell HVAC who came out right away and restored our system at a very reasonable price. We won’t be looking anywhere else for HVAC help. James was a wonderful technician who handled the job. Well done James!
Mark R.
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They took their time and went through all the parts to find any issues
Kristina C.
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Ivan was wonderful! Not only did they fit us in during a busy day, they did a thorough job and fixed the issue within an hour. Highly recommend!
Jeff R.
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Highly recommended. Went on a trip and came home to a 110 degree heatwave and broken AC. Leo H. came to the rescue, had everything working in under 48 hours, explained what was happening and how to prevent the issue in the future. Grateful to have found them and to have functional air conditioning again!
shahan Y.
1725683943
Alejandro Amaro is a fantastic tech! He came out here and did several tests and did a fantastic job. He was super professional and even wore booties in the house! I still have a humidity issue that we still need to solve but he did great! Will follow up Brody Pennell to figure that out
Lya V.
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Romo is good and friendly
Kevin C.
1725676958
I’d like to acknowledge the professionalism we experienced from every member of the Brody Pennell team. Booking a last minute appointment was easily accommodated. The technicians arrived on-time and maintained communication prior to their arrival. They were aware of the notes from previous visits, which made it much easier to move forward quickly. Justin U. and Phil A. were friendly, considerate, and knowledgeable. I fully recommend their services. A+
bhbkeys88
1725676158
Armando did an amazing job fixing the problem with my air conditioning unit. Appreciate the knowledge and hard work.
Susan de B.
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Very professional. Kept arrival times updated. Unfortunately, A/C unit couldnt be repaired.
Lucie
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Ruben was amazing! so polite, professional and helpful.
Joshua F.
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Misael is fantastic. Very professional and swift with his work. Got my system in working order in great time. Cool and polite, I’m very appreciative of his work especially during the heatwave
Norah G.
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Mike I, Rafael B and Paul P are a dream team! Working in over 100 degree heat, they replaced our very old system with a great new one swiftly and efficiently. Def recommend!
Katie K.
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Richie did a great job, very professional and thorough.
Fame S.
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Kevin Lopez came out the same day I called and provide excellent, friendly, efficient, and professional service. Everything went perfect. Thanks Kevin!
Mehmet P.
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Armando has arrived as promised on time and fixed our air conditioning as requested on time and on the hottest day of the year. We are very thankful and grateful for Armando’s professional, efficient service and everything was reasonable and we are grateful to have our AC back running better ever. Thank you
Carlton L.
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Excellent, pleasent & competent workers.
Steve B.
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They always do a good job. No complaints.
pelusa45
1725654082
Ruben performed an excellent job! Thank you!
Joyce S.
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Alejandro Amaro arrived on time and completed the service in a timely manner.
Mabel R.
1725646125
Very satisfied with his knowledge and service.
Marcel R.
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Leo Hernandez was great! Walked me through everything he was doing and was very knowledgeable.
William N.
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Kevin was great. Very knowledgeable
Virginia S.
1725643184
Alejandro Amaro/ Tom Blomgren were so professional in handling a follow up problem with our new air conditioning unit. They were respectful of the property, worked in an efficient manner and kept me informed of the progress,while addressing the problem. I highly recommend them!
heggy W.
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Leonel H.From the beginning to the end was nothing but pure pleasantness from him. He was very thorough, informative and detailed on what was needed, and to what he was going to do. He explained with simplicity to where we got an understanding on what was going to be done. We we're very pleased with his service.....WELL DONE!
Masoud F.
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Very professional, explained everything very clearly. I will definitely work with them again.
tim T.
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On the hottest day of the year, our air conditioner broke. We called Brody Pennell and Ivan Diaz arrived an hour later. He did a check up, identified an issue, and resolved it within an hour. We were very grateful for such a speedy response.
TONI MINDLING S.
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I am so impressed with the time one takes toexplain everything to me—& walk me through my choices, if necessary! We have used BPfor many years & many different homes!Couldn’t be happier with their service!
Claire
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Leo did a great job fixing and maintaining our AC before the heat wave hit!
Kazim N.
1725578113
Anthony M was extremely kind, diligent, and fixed our AC unit very quickly. Highly recommend!
Bill B.
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Robert S.
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Anthony Manzo did a fine job ...
D B.
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Giovanni was so helpful and such a hard worker! Thanks so much! He saved us!
Greg G
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Alberto M. and Daniel A did and excellent job servicing our AC units!
Elie R.
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Shawn was very professional and knowledgeable.The service we received was excellent.I’d definitely recommend them.
kelly F.
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Alberto M and Gio P were absolutely great. They fixed our air conditioner, checked its efficiency, and made friends with our dog.
Eric F.
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Alberto M and Gio P came by and we’re able the definition of professional! Knowledgeable, friendly, and just the best!
Melissa G.
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Armando was wonderful.
Brooke J.
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Hank C.
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Today's service was outstanding, and due to the good fortune of having JONATHAN ORTIZ as our tech. Jonathan was more knowledgeable and helpful than I could have imagined, and his service was thorough and unstinting! I will be requesting him specifically in the future!Would give Jonathan Ortiz a 10-star review, if possible!Thanks again for your tremendous service!
Adam K.
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Amazing experience from the initial call to service! Had our AC Unit zonk out during the current heatwave and Justin Usi came to rescue us! He discovered the issue in short order and explained everything he had done to fix it and went above and beyond to do a full diagnostic of our system. We will most certainly be using Brody Pennell from now on for our HVAC service and I hope to see Justin again when we do.
Yi Y.
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Samuel C.
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We had a quick service call from Desi and the next day Rene came in and got us in contact with their regional supervisor and they came out same day.
jessica B.
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Armando and Richie were amazing! Very helpful and informative. Great customer service.
Joe S.
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Daniel Avila and Alberto M. were fantastic technicians they took care of my hvac system and would greet them back again for my future maintenances! Brody is amazing! Much appreciated!
Faramarz A.
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Very good, great
Paul J.
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Very friendly, helpful and knowledgeable.
Ashley S.
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Highly recommend Brody Pennell. They are extremely professional and I love their text alerts, service reminders and nice service people. Big thanks to Justin Yu for his professionalism, easy way to explain the maintenance and repairs and compassionate demeanor. Our son was screaming and the dog was barking, but Justin was so sweet and patient with both of them. Totally appreciate his expertise!Every technician who has been to our home, including Giovanny and Angel were prompt, polite and professional. It was a pleasure to have them in our home! They even worked extra hard to clean mold from the unit, so I appreciate their attention to detail.
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