This is the beginning of the service of a 1960s gas furnace this video just shows the tools and where the adjustments are made this video is part of the he. This includes a wiring diagram i show how to light the pilot and power the main burner supervision is needed by a licensed hvacr tech while doing this as experience and apprenticeship garners . If your old gas furnace has a standing pilot you can follow a standard procedure to relight the pilot light turn the gas control to pilot and hold it in while you light the flame with a match or a lighter keep the knob in for 20 seconds and then release it and turn it to the on position. Wire the fan limit controls on furnaces honeywell white rodgers fan limit controllers how to install and wire the honeywell l4046b combination furnace fan limit switch control advice for installing and wiring the furnace combination control fan limit switch on heating systems guide to installing wiring fan limit switches on warm air furnace heating systems furnace combination control
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