How to Clean HVAC Coils Without Causing Corrosion or Voiding OEM Guidelines | John Pastorello Part 2

In this episode of HVAC Know It All Podcast, host Gary McCreadie continues his convo with John Pastorello, an expert in HVAC cleaning solutions, and CEO at RTX Scientific, Inc dba Refrigeration Technologies. In Part 02 they break down coil cleaners, explaining why choosing the right product is crucial for different HVAC parts. John warns about the damage caused by harsh cleaners like brighteners and highlights the benefits of using ones with corrosion inhibitors. They also discuss how these cleaners protect aluminum and copper components, along with practical tips for HVAC technicians, such as correct dilution ratios and the importance of rinse aid technology. This discussion gives HVAC professionals key insights into proper cleaning methods to boost system performance and extend equipment lifespan.

John Pastorello explains the challenges HVAC technicians face in keeping coils and ducts clean and why traditional methods often fall short. He stresses the importance of using the right cleaners, especially those with corrosion inhibitors, to protect delicate HVAC components. They discuss how proper cleaning techniques improve system efficiency and lifespan. John highlights the benefits of advanced cleaning products designed for both evaporator and condenser coils and why HVAC professionals should stay updated on the latest cleaning technologies. They also cover how technicians can use these specialized cleaners effectively to maintain peak system performance and reduce energy costs.

This episode is packed with essential HVAC cleaning knowledge, valuable business insights, and advanced maintenance techniques. It helps technicians understand the importance of using the right coil cleaners, enhance system performance, and explore how innovative cleaning products and practices can improve efficiency and reduce energy consumption.

Expect to Learn:

• How poor cleaning and maintenance can shorten an HVAC system’s lifespan.  

• Why standard cleaning agents can harm systems, while specialized coil cleaners with corrosion inhibitors offer better protection.  

• The right cleaning techniques and products to prevent component damage.  

• Common myths about HVAC cleaning and how they affect efficiency.  

• How HVAC technicians can improve service quality and system performance with advanced cleaning solutions.

Episode Highlights:

[00:33] – Introduction to the Second Part of the Episode with John Pastorello

[01:33] – Risks of wrong cleaners vs. benefits of corrosion-protective solutions.

[02:44] – How corrosion inhibitors in coil cleaners protect HVAC systems after cleaning.

[03:25] – Choosing the right coil cleaner and using rinse aids correctly for better results.

[05:55] – Safe cleaning for aluminum components and the role of pH in maintaining coils.

[08:07] – Practical Application and Safety of High pH Coil Cleaners

[09:52] – Comparing Evaporator and Condenser Coil Cleaners

[11:28] – Biofilms and Coil Degreasing: Microbial Growth and Safe Cleaning Practices

[15:25] – Effective Coil Cleaning: Importance of Dwell Time and Final Thoughts

This Episode is Kindly Sponsored by:

Master: https://www.master.ca/

Cintas: https://www.cintas.com/

Supply House: https://www.supplyhouse.com/

Cool Air Products: https://www.coolairproducts.net/

Lambert Insurance Services: https://www.lambert-ins.com/ 

Follow the Guest John Pastorello on:

LinkedIn: https://www.linkedin.com/in/john-pastorello-9a6b8328/

Refrigeration Technologies: https://www.linkedin.com/company/refrigeration-technologies/people/ 

Website: https://www.refrigtech.com/ 

Follow the Host:

LinkedIn: https://www.linkedin.com/in/gary-mccreadie-38217a77/

Website: https://www.hvacknowitall.com

Facebook: https://www.facebook.com/people/HVAC-Know-It-All-2/61569643061429/ 

Instagram: https://www.instagram.com/hvacknowitall1/