Understanding of electricity and electronics. Topics include electrical terms, ohms law, AC and DC circuits, electromagnetic induction, reading circuit diagrams, electrical components, test procedures, troubleshooting, and safety.
 

Basics of gas appliance repair. Focus is on gas furnaces, water heaters, and dryers in residential and commercial settings. Troubleshooting procedures are utilized to identify problems. Safety and regulations are emphasized.
 

Properties of propane, natural gas and butane applications. Combustion characteristics of propane, natural gas and butane are explored. Standards related to handling, transmission, and storage of gases are reviewed. Certified employee training program (CETP) is incorporated.
 

Appliance operation and troubleshooting Meters and regulators are presented. Repair and installation of gas piping are discussed. Other subjects include plastic pipe fusion, carbon monoxide, and gas leak investigations.
 

Installation of gas piping and regulation systems. Construction equipment such as trenchers, backhoes, tamping, boring equipment, etc. are used. Steel and plastic distribution systems are installed. Topics include setting tanks, delivery of propane, evacuation of tanks, purging tanks, technician safety, crossings and casings, facility marking, and pressure testing.
 

Storage, delivery, and metering of gas services. Topics are calculating gas flow, meter repair and testing, regulator sizing and repair, regulator and relief inspections, vault inspection and maintenance, valve inspection and maintenance, pressure instrumentation, odorization and system uprating.
 

Reading maps and locating service installations. Included are calculations common to the gas industry for cost estimating price comparisons, sizing gas piping systems, load calculations, and determining degree days.
 

Certification test for Midwest Gas Association Operator Qualification. Students must complete 46 modules developed by the Midwest Gas Association.
**Note: All modules must be passed in order to graduate.
 

Lab activities and applications related to NG 102 Gas Operations and Maintenance.
 

Gas use in industrial and agricultural equipment.
 

Welding in the gas industry.
 

Continuation of NG 160.
 

The advanced study of any particular topic that may interest the student. Time will be spent on topics of the student’s choice, research into a particular area, small projects and class presentations.
 

Instruction in commercial transportation. Opportunities are provided for obtaining a commercial drivers license. Arrangements are made for taking the test(s) required by the state. A CDL is a requirement of the Propane and Natural Gas Technologies program.
**Please note: Students are required to show proof of a valid CDL by the end of the 10th day of the semester in order to drop this class.