We have this ancient Kenmore box fan that we don't want to throw out because it's a champ. Metal body, metal blades, two speeds and reversible. Makes that crap at wal-mart look weak in comparison.
Everything runs fine aside from the low fan speed. You initially press it when you have not used it for a while and it will spin up to a low and quiet speed but after a few minutes it starts to ramp up to about 80% speed. From then on unless you let it sit for ten minutes or so you can press low and it will always go back to 80% speed. Something's not right but there's just a switch block, thermostat and the fan motor. No resistors or capacitors or much of anything else can be seen.
Everything runs fine aside from the low fan speed. You initially press it when you have not used it for a while and it will spin up to a low and quiet speed but after a few minutes it starts to ramp up to about 80% speed. From then on unless you let it sit for ten minutes or so you can press low and it will always go back to 80% speed. Something's not right but there's just a switch block, thermostat and the fan motor. No resistors or capacitors or much of anything else can be seen.
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