Since your initial evaluation of the mechanical and fuel aspects of this installation show no issues, you begin troubleshooting the electrical system (see the schematic diagram here), and you verify ...

Natural gas is one of the most economical sources of energy for home heating. That’s why, according to the Natural Gas Supply Association’s naturalgas.org, 62 million homes (56 percent of the U.S.

Dear Jim My furnace is old, but it still seems to heat well. My budget is tight, so I need to keep my utility bills low and the furnace working for a long time. Are there any simple tune-up checks I ...

The customer in this particular troubleshooting situation is somewhat savvy about his 12-year-old gas furnace. When he calls for service, he tells you that when things got very cold in the house, he ...