Troubleshooting 80% HSI Gas Furnaces
The majority of auto-ignition furnace failures are electrical in nature or generate symptoms requiring electrical troubleshooting methods. This 90-minute video illustrates furnace design, operation, and common failures. Electrical controls and wiring logic are explained, taking out some of the mystery of auto-ignition furnaces. Demonstrations include normal furnace operation, the most common failures, and methods for locating the cause of failures. Some of the topics included are: ignitor failures, pressure switch faults, flame sense faults, and heat exchanger failure.
Price Increase Effective 12/1/09 !!!
Troubleshooting 80% HSI Gas Furnaces…$35.00
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