HVAC Diagnostics - Premise
How Can You Find These Problems?
What is Short-term Diagnostic Testing?
Advantages of Short-term Diagnostic Testing
Applications for Short-term Diagnostic Testing
Using Short-Term Diagnostic Testing to Find O&M Problems
PPT Slide
Steps in the Diagnostic Testing Process
Monitoring Equipment is Typically Installed at Three Levels:
HVAC O&M Problems That Can be Discovered with Short-Term Diagnostic Testing
Problems (continued)
Lighting O&M Problems That Can be Discovered with Short-Term Diagnostic Testing
Develop and Implement a Repair/Replacement Plan
Case Studies
Office Building (Mid-Atlantic)
Simultaneous Heating and Cooling
Findings and Results
Office Building - Economics
Office Building (Pacific Northwest)
Duct Heaters
Retail Building (Rocky Mountain Front Range)
Optimum Start Routine
Problems Found
Actions taken
Economics
State Office Building (Southern Mid-America)
Chilled Water Pump
Actions Taken
New England Retail Building
Electric Defrost Circuits
Conclusions
How to Implement
The difference between “I think” and “I know” For more information:
Thank You
Email: diagworkshop@poet.lbl.gov
Home Page: http://poet.lbl.gov/diagworkshop/proceedings/