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Home » Topics » Columnists » Ray Wohlfarth

Ray Wohlfarth
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Ray Wohlfarth’s talks about the installation, maintenance and repair of commercial boilers.

ARTICLES

Installing a trouble-free condensing boiler
BOILER ROOM

Ray Wohlfarth: Installing a trouble-free condensing boiler

A high-efficiency boiler replacement requires additional planning.
Raynew 200
Ray Wohlfarth
April 8, 2022
No Comments

On the older hydronic systems, replacing the existing boiler with a new one was pretty straightforward. The installer connected the new boiler to the existing flue, piping and electric. The newer high-efficiency boilers are much different and require some additional planning.


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Common hazards seen inside of mechanical rooms.

Ray Wohlfarth: The importance of safety in mechanical rooms

Common hazards seen inside of mechanical rooms.
Raynew 200
Ray Wohlfarth
December 9, 2021
No Comments

An electrician walked into the equipment room to diagnose and repair an electrical problem in the school. It didn't take long for the carbon monoxide inside the boiler room to fell the man. The source of the carbon monoxide leak was a faulty boiler installation. 


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Ray Wohlfarth

Ray Wohlfarth: Tips for high-efficiency boiler replacement

What could happen? Costly callbacks.
Raynew 200
Ray Wohlfarth
January 4, 2021
One Comment

It was such a simple project; replace the old cast iron boiler with a new condensing boiler.


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Ray Wohlfarth

Ray Wohlfarth: Troubleshooting hydronic systems

Piping layout in hydronic systems is often confusing.
Raynew 200
Ray Wohlfarth
August 3, 2020
No Comments

When troubleshooting a hydronic system, the piping layout is often confusing. 


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Ray Wohlfarth

Ray Wohlfarth: Boiler room detective

“The game is afoot.” Have fun, detective.
Raynew 200
Ray Wohlfarth
February 27, 2020
2 Comments

Sherlock Holmes has always been one of my favorite fictional characters. I envied how he would notice each detail and use every one of his senses to solve the crime.


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Ray Wohlfarth

Ray Wohlfarth: Consider a hydronic heating system

Here is some food for thought.
Raynew 200
Ray Wohlfarth
January 28, 2020
No Comments

The owner asked for a bid to replace her 35-year-old cast iron boiler, which was still operating. 


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Ray Wohlfarth

Ray Wohlfarth: Troubleshooting hydronics

Always assume it’s wrong!
Raynew 200
Ray Wohlfarth
Matthew Wirth
August 19, 2019
No Comments

When I look at any replacement hydronic boiler project, my tenet is always to assume the existing system is installed improperly. I like to pretend I am a famous detective, such as Sherlock Holmes, and my job is to uncover the hidden mistakes.


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Ray Wohlfarth

Ray Wohlfarth: The case for 2 psig

What is the proper pressure setting for a comfort-heating steam boiler?
Raynew 200
Ray Wohlfarth
July 12, 2019
No Comments

When I parked my truck outside the boiler room, I saw a thick plume of steam chugging from a pipe on the outside wall. Right away, my spidey sense started to tingle.


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Farewell, Bill

Ray Wohlfarth: Saying goodbye to industry legend, Bill Vallett, Sr.

Raynew 200
Ray Wohlfarth
August 29, 2018
No Comments

Saying goodbye to an industry legend.


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Ray Wohlfarth

Ray Wohlfarth: Understanding boiler controls

Raynew 200
Ray Wohlfarth
April 27, 2018
No Comments

Correctly set controls ensure proper boiler operation.


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More Articles Tagged with 'Ray Wohlfarth'
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