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Gas Furnace- No Heat (GFNHC)
GAS FURNACE-NO HEAT PART 1: Diagnostics & Troubleshooting: 2 CFAD AND NATE Credits: NATE Credits Dependent on Specialty
Diagnostics & Troubleshooting Lesson Overview
Diagnostics & Troubleshooting: Video Lecture (48:10)
Diagnostics & Troubleshooting Video Quiz
GAS FURNACE-NO HEAT PART 2: Fault Codes and Tips: 2 CFAD AND NATE Credits: NATE Credits Dependent on Specialty
Fault Codes and Tips Lesson Overview
Fault Codes and Tips: Video Lecture (31:05)
Fault Codes and Tips Video Quiz
Diagnostics & Troubleshooting: Video Lecture
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