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Heating, Air Conditioning, Fridge, HVAC/Expert Profile
Expertise
I have been in the HVAC field for the past 12+ years. I can help with most HVAC questions. I work on commerical buildings for the most part, and have yet to find anything I could not troubleshoot and repair, when repairable. I work on small 1 ton units to a 2500 ton chiller. Troubleshoot air flow, elect, and control problems. I attend regular classes to keep up with the latest and greatest.
Experience in the area
I have work in the HVAC trade for the past sixteen years. I work on commerical sites, hospitals, gov't buildings. I can troubleshoot just about anything in the HVAC business.
Education/Credentials
5 years union trade school, VFD training classes, Liebert factory training, some York and Trane factory training.
What do you like about this subject?
Always a new challange, and a different problem to solve.
Something controversial or provocative about this subject
There are alot of mechs out there that give the trade a bad name, and are just out to make a buck at the public's expense.
Average Ratings
Recent Answers from Craig HVAC Expert
2009-11-06 Flush refrigerant lines/ copper vs. steel coil:
It is a requirement to change the lines or flush them out when going from a R-22 system to R-410a system. If the lines are not flushed, is it likely the new system will fail. Most coils, if not
2009-11-05 No air blowing out through the vents:
With variations on the way different units are controlled internally, without the model number it is hard to say what it could be. For the time being, you can turn the fan switch from auto to on to see
2009-10-28 Commercial Rooftop Furnace won' stay lit:
If the furnace will light each and every time with the fan off and not with the fan on, then there are big problems. One problem that can cause the issue is a cracked heat exchanger. The unit needs to
2009-10-26 Lighting gas furnace pilot:
I did a simple search and found this... http://www.diyreviews.net/inside-home/diy-hvac/lighting-your-own-pilot-light/ The thing to worry about is the fact it went out. A pilot that went out can be
2009-10-26 Robershaw 7200DER gas valve.:
Assuming the furnace is in good working order, there is no reason to replace it. You should be able to just replace the gas valve and be done with it. As I am not really sure what you took apart, I am
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