SKPT 124 - Refrigeration and A/C Service II

Credits: 3

Prerequisite: SKPT 122. Develops understanding and operational skills in trouble shooting domestic refrigeration and air conditioning systems. Focuses on electrical components and system parts in frost-free, conventional and cyclematic units, and portable air conditioning units. Credit may be earned in one of the following: HVAC 124, RHA 124 or SKPT 124.

Prerequisite(s): SKPT 122
Corequisite(s): None
Lecture Hours: 35 Lab Hours: 10
Meets MTA Requirement: None
Pass/NoCredit: Yes

Outcomes and Objectives

Demonstrate knowledge of the operation of more advanced domestic refrigerators.
1. Pass, with 90 percent accuracy, questions covering the operation and function of a conventional cyclematic and frost-free unit on a written test.
2. Identify system components.
3. Identify defrost components.
Demonstrate knowledge of electrical components and wiring diagrams.
1. Measure electrical circuits and components of a cyclematic and frost-free refrigeration system.
2. Identify the components of the defrost system.
Demonstrate knowledge of advanced refrigeration systems.
1. Install a compressor, evacuate the system, and properly charge the unit using proper tools.
2. Identify EPA certification rules for recovery, evacuation, and charging the system.
Demonstrate knowledge of proper soldering techniques.
1. Identify proper methods of setup for the oxyacetylene units.
2. Explain how to properly prepare the soldering joint.
3. Identify the proper use of solders.