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High-Efficiency Gas Furnace Troubleshooting Handbook
HighEfficiency Gas Furnace Troubleshooting Handbook Author:Billy C. Langley A logical, step-by-step discussion of high efficiency gas furnace servicing, offering general information as well as specific "how to" details for proper maintenance, operation, installation and troubleshooting. The book covers five different types of furnace and their requirements and explains how each operates, with detailed discussion of elec... more »tronic ignition systems.« less