Refrigerant Charging and Service Procedures for Air Conditioning 2nd Edition

​A2L Refrigerant Changes

R-32 and R-454B

R-410A and R-22

More Step-by-Step Procedures

Wireless Probes, Gauge Stubs, Tees

All-In-One Digital Manifold Set use

Compound Manifold Gauge Sets

More Images and Procedures

Charging and Recovery with Manifolds

Charging and Recovery with Tees and Probes

Detailed Troubleshooting Scenarios

More Methods to Determine Problems

More Airflow Testing Procedures

This book is dedicated to those who are eager to learn the HVAC trade and refrigerant charging/troubleshooting practices. This book contains step by step procedures that include preparing air conditioning and heat pump systems for refrigerant, measuring system refrigerant charges, and troubleshooting systems by measuring refrigerant charge indicators, air temperature measurements, and airflow. Manifold gauge sets, digital manifold sets, digital gauge stubs, and wireless probes are discussed and utilized in examples. This book differs from others in that it provides key insights into each procedure along with tool usage from a technician’s perspective, in language that is easy to understand.   

Concepts are examined such as refrigerant properties, the refrigeration cycle of an air conditioner and heat pump, energy transfer, airflow requirements, components within systems, and common problems.