If the ducts are in a hot attic,fan on picks up a lot of heat and humidity despite insulation on ducts. There are times when running fan all the time makes sense. Hal's arrangment is one. Another might be where a person has severe respitory ailments and chooses fan on and high effeciency filters to afford additional breathing comfort. Here's a tip for those who like tinkering to save a little energy. Where the evap coil and air handler are in a hot attic,delaying fan off for 20 to 60 secounds (time is determined by seeing how long after compressor stops until supply air rises 10 degrees)scavanges the cold coil rather than alowing attic to heat it between cycles. Cheapest delay is clixon type for electric heat coils and fan. Delay is wired in paralell with fan cool speed wire and controled by Y on regular heat/cool and heat pump system. Most fossil fuel and electric furnaces delay fan off at end of heat cycles but not cool.
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Today's Featured Article - Talk of the Town: Diesel Vs. Gasoline - by Staff. Another neat discussion from the Tractor Talk Discussion Forum. The discussion started out with the following post: " I am in the market for an older tractor (to be read... cheap). I have been told a diesel holds up better than a gasoline engine as far a wear, tear, neglect and abuse. Since I am looking at older tractors that have probably been through it all, is it better to buy diesel? I do expect to have to do a good bit of work on
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For sale Farmall super A tractor is complete and has just been setting for awhile,it was running when pulled out of the barn,shouldn’t take to much to get it going asking 1100.00
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