Gateway to Industry

Initial Assessment

Unit 31.1: Introduction to Gas Furnaces

Unit 31.1 Knowledge Checks

Unit 31.2: Types of Furnaces

Unit 31.2 Knowledge Checks

Unit 31.3: Gas Fuels

Unit 31.3 Knowledge Checks

Unit 31.4: Gas Combustion

Unit 31.4 Knowledge Checks

Unit 31.5: Gas Regulators

Unit 31.5 Knowledge Checks

Unit 31.6: The Gas Valve

Unit 31.6 Knowledge Checks

Unit 31.7: Fuel Delivery Components

Unit 31.7 Knowledge Checks

Unit 31.8: Heat Exchanges

Unit 31.8 Knowledge Checks

Unit 31.9: Fan & Limit Controls

Unit 31.9 Knowledge Checks

Unit 31.10: Pilots

Unit 31.10 Knowledge Checks

Unit 31.11: Ignition Systems

Unit 31.11 Knowledge Checks

Unit 31.12: Flame Rectification

Unit 31.12 Knowledge Checks

Unit 31.13 Part 1: High Efficiency Furnaces

Unit 31.13 Part 2: High Efficiency Furnaces

Unit 31.13 Knowledge Checks

Unit 31.14 Part 1: Electronic Ignition Modules & IFCs

Unit 31.14 Part 2: Electronic Ignition Modules & IFCs

Unit 31.14: Knowledge Checks

Unit 31.15: Two-Stage and Modulating Furnaces

Unit 31.15: Knowledge Checks

Unit 31.16: Venting

Unit 31.16: Knowledge Checks

Unit 31.17: Gas Piping

Unit 31.17: Knowledge Checks

Unit 31.18: Gas Furnace Wiring Diagrams and Troubleshooting Flowcharts

Unit 31.18: Knowledge Checks

Unit 31.19: Troubleshooting the Safety Pilot-Proving Device—The Thermocouple

Unit 31.19: Knowledge Check

Unit 31.20: Troubleshooting Spark Ignition and Intermittent Pilot Systems

Unit 31.20: Knowledge Check

Unit 31.22: Preventative Maintenance

Unit 31.22: Knowledge Checks

Unit 31: Chapter Summary

Gas Heat Test