A standard cooling fan is essentially a bladed DC motor. By varying the voltage input across the acceptable range for a fan, the speed of the fan will increase (to added voltage) and decrease (to reduced voltage); a faster fan means more air moved and thus a higher heat exchange rate.
Contact them toll-free from a Vodacom cellphone by dialing 111. Contact them toll-free from a Telkom phone by dialing 0800-111-234. Note: Telkom toll-free numbers are generally NOT toll-free when dialed from a MTN/Vodacom cellphone.
More BellSouth Wireline (AT&T) 800 numbers and support. This is the best of 4 ways to contact BellSouth Wireline (AT&T) according to 33757 GetHuman users. Below you can compare the ways to contact BellSouth Wireline (AT&T) customer service. 877-318-2092.