TPD Online Course Outline

Getting Started … a step by step learning guide

You don’t need to know everything to use Total Performance Diagnostics, but  understanding some basic comcepts will reduce learning time, improve effectiveness in the field and prevent frustration.  This page provides a step-by-step process for learning and understanding how get the most out of the Total Preformance Diagnostic program.

This page was designed to be used as a self training training guide to introduce technicians to the Total Performance Diagnostic program, its concepts and use.  Nothing about TPD  is overly technical, complicated, or beyond the grasp of the average HVAC service technician and there are a lot of VIDEOS for visual learners.

Getting Familiar with the basic concepts of TPD

Why HVAC system performance matters.

Why most system performance diagnostic methods don’t work.

Understand the interconnected complications of system performance diagnostics.

Basic science behind the complications of cooling system performance diagnostics.

The basic cooling science for those who want a deeper understanding.

Setting up the program  (required for program administratiors)

How to customize the program for your company, location, and micro-climate conditions.

Technicians guide to using Total Performance Diagnostics

General overview of what TPD is and what it does.

See TPD in action.

Overview of the different program modules.

Start at the top by learning how to use the TPD report header.

Cooling Report Tutorial.

SEER Report Tutorial.

Using the CFM Override and Static Pressure fields.

TPD Tips and Tricks.

Electric Heat Report Tutorial.

Gas Heat Report Tutorial.

Introduction to the Client Report.

Using the Report Lookup feature.

Field reading explination and review.

Tip and Tricks Review.


Total Performance Diagnostics Exam


1.  Why does HVAC system performance matter?


2. Why do most HVAC system performance diagnostic methods fail?



3.  What are the main factors that influence cooling performance?


4.  HVAC system performance is based on the science of ______________________.



5.  Why must some TPD setting be customized?


6.  Why does TPD use a “range” to evaluate system performance?



7.  What type of devices can TPD be used on?


8.  What are the four basic TPD modules?



9.  The TPD Report Header consists of four sections (Client, System Information, System, and Report).  The information in which section is critical for proper SEER and Gas Heat reporting?


10.  Do most HVAC cooling produce nominal ton capacity at 95°F?



11.  The largest variable on cooling Btu output for properly operating systems is ________________.


12.  What additional information must be added to the Cooling Report to produce a SEER Report?



13.  How does TPD use the CFM Override feature?


14.  How does TPS use the Static Pressure field?



15.  What is SSO?


16.  Why is SSO critical in diagnosing HVAC system performance?



17.  TPD uses the term “ambient” temperature to mean ________________________________.


18.  Where should return and supply DB and WB temperatures be taken?



19.  Why should the same thermometer be used when taking return and supply temperatures?


20.  Should return and supply temperature reading be averaged between multiple grills?



21.  What should you do first if your input readings produce a really strange report?




22.  Can you achieve an accurate Electric Heat Report while the heating elements are cycling on and off?



23.  Where should stack-temperature reading be taken?


24.  Where should combustion air temperature reading be taken?



25.  How can TPD help the Service Technician?


26.  How can TPD help the Company?



27.  How can TPD help the Homeowner/Client?


Contact TPD for Exam answer sheet