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BTU Buddy Notebook

BTU Buddy Notebook


HVACR 101 - An Introduction to the Trade

HVAC and Refrigeration Systems
HVAC and Refrigeration Systems

Air Conditioning and Refrigeration, 2E
Air Conditioning and Refrigeration

Refrigeration & Air Conditioning Technology
Refrigeration & Air Conditioning Technology


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BTU Buddy Notebook


Author: Bill Johnson

The BTU Buddy Notebook is a collection of more than 50 unique service call scenarios conducted by an HVAC technician which describe real-life service scenarios related to troubleshooting.

Many high quality images help to illustrate troubleshooting techniques and the equipment being serviced.




Service Call 1. Servicing A Frozen Suction Line and Compressor

Service Call 2. Charging an Expansion Valve System after Loss of Charge

Service Call 3. Charging a Fixed Bore System with a Fixed Bore Office

Service Call 4. Cleaning a Very Dirty Air Cooled Condenser

Service Call 5. A Conversation about Vacuum Procedures

Service Call 6. Removing Water from a Wet Heat Pump

Service Call 7. Changing a Badly Burned Compressor

Service Call 8. Burned Four-Way Valve Coil on a Heat Pump

Service Call 9. Discovering Reduced Airflow in the Ducts

Service Call 10. Fixing a Chronic Leaking Residential A/C Unit

Service Call 11. Quickly Cooling a Hot Hermetic Compressor

Service Call 12. Troubleshooting a Water-Cooled Condenser

Service Call 13. Examining a Cooling Tower Problem

Service Call 14. Compressor with Refrigerant Flooding Back

Service Call 15. Compressor with Low Oil Level

Service Call 16. A Training Lunch with BTU Buddy

Service Call 17. A Compressor with Internal Leak

Service Call 18. A Stopped Up Condensate Line

Service Call 19. Outdoor Unit with Restricted Airflow

Service Call 20. Repairing a Restricted Liquid Line

Service Call 21. High-Efficiency Cooling in Mild Weather

Service Call 22. Frozen Evaporator on a 15-Ton Cooling Unit

Service Call 23. High Head Pressure, Air in the System

Service Call 24. Stopped Up Condensate Line

Service Call 25. 50-Ton System with a Defective Solenoid Valve

Service Call 26. Reciprocating Chiller with Fouled Condenser Tubes

Service Call 27. Topping Off the Charge for a Fixed Bore Metering Device System

Service Call 28. Topping Off the Charge for a TXV System

Service Call 29. Helping on a 100o F Day

Service Call 30. A Cooling Tower Starved for Water

Service Call 31 Evacuation Leak


Service Call 32. Working with a Gas Furnace that is Down Drafting

Service Call 33. Handling an Over-Fired Boiler

Service Call 34. Tackling Low Airflow with Electric Heat

Service Call 35. A Lunch Seminar with Bob and BTU Buddy

Service Call 36. A Problem of House Windows Sweating

Service Call 37. Finding Excess Heat Exchanger Scale

Service Call 38. Handling a Frozen Outdoor Coil on a Heat Pump

Service Call 39. Looking at a Heat Pump Drawing a Lot of Current

Service Call 40. Changing a Four-Way Valve on a Heat Pump

Service Call 41. Checking a Heat Pump with Dirty Indoor Coil

Service Call 42. A Heat Pump Blowing Cold Air

Service Call 43. Carbon Monoxide Problem with Gas Furnace

Service Call 44. Frozen Hea.....

About the Author:

Bill Johnson has taught Heating, Air Conditioning and Refrigeration for 21 years in various technical colleges and factory schools. A graduate of Southern Technical Institute, a branch of Georgia Tech in Atlanta, Georgia, he has also served as a Service Manager for a major manufacturer for 6 years.

Mr. Johnson owned his own HVAC&R business for about 10 years and has been a member of the Refrigeration Service Engineers Society and the American Society of Heating Refrigerating Air Conditioning Engineers. His authoring credits include 3 major textbooks on the market today, as well as their ancillary materials.

282 Pages - 7-1/4 x 9 in.
Copyright 2009


1435425839 / 9781435425835

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