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HVACR Troubleshooting Fundamentals Electrical, Refrigeration & Air Flow: 30 Troubleshooting Scenarios

HVACR Troubleshooting Fundamentals
Electrical, Refrigeration & Air Flow:
30 Troubleshooting Scenarios

In E-Book Format
CLICK HERE to view a sample

This 62-page downloadable E-Book gives HVACR technicians the opportunity to develop their troubleshooting skills. It employs wiring diagrams and illustrations along with detailed descriptions of 15 specific electrical problems and 15 refrigeration system problems.

The electrical problems that are presented are:

  • A Heat Pump That’s Not Keeping A Building Comfortable;
  • A Comfort Cooling System That’s Not Performing Like It Should;
  • A No Heat Complaint;
  • An Electric Furnace That’s Not Keeping A House Warm Enough;
  • A Two-Stage Air Conditioner That’s Not Working;
  • A Small Commercial Unitary System That’s Not Heating;
  • A Split System That’s Blowing Fuses;
  • A Condensing Gas Furnace That’s Not Heating;
  • A Package Unit That’s Not Cooling;
  • The Excessively Expensive Heat Pump;
  • An Electric Furnace That’s Not Heating Enough;
  • A System That’s Blowing Warm Air… A No Cooling Complaint;
  • An Ice Machine That’s Not Dispensing Cubes Properly;
  • A Comfort Cooling System That’s Not Keeping Up With The Load.
CLICK TO VIEW/READ PART OF THE MANUAL

The refrigeration problems that are presented are:

  • Normal Refrigeration Pressures, A Sweating Suction Line, and Excessive Current Draw;
  • Lower Than Normal System Pressures and  Compressor Current Draw That's Far Below Normal;
  • Lower Than Normal Pressures and A Higher Than Normal Current Draw;
  • System Pressures Lower Than They Should Be and A Low Current Draw;
  • High Side Lower Than Normal and Low Side In A Vacuum;
  • Vacuum On the Low Pressure Side, High Side Higher Than Normal;
  • Low Side Pressure In A Vacuum, High Side Pressure Slightly Higher Than It should Be, Current Draw Lower Than Normal;
  • Differential Between Low and High Side Pressure Side of The System Are Closer Together Than They Should Be;
  • High Side Pressure Higher Than It Should Be, Current Draw of The Compressor Excessive;
  • Equipment With A History, Customer's Complaint Is That The House Is Always Sticky;
  • A Follow Up On A Heat Pump Reversing Valve Replacement;
  • A Customer's Complaint That The House Just Isn't As Comfortable As It Should Be;
  • A Rooftop Air Conditioner That Doesn't Keep The Store Comfortable On Hot Days;
  • A New Installation of A Comfort Cooling System In A Ranch Style Home;
  • A Follow Up On A Compressor Diagnosis.

The answers to the troubleshooting scenarios are presented in separate sections in this book, which can be used by students and technicians in a self-study environment.

For instructors and service managers, individual pages can be printed and used as handouts in a training session.

Price: $15.00