Glory Change Dryer 4 Prong To 3
This is the requirement for new construction or when a new clothes dryer circuit is installed but older installations are allowed to retain their 3 prong 3 slot dryer cord and outlet configurations.
Change dryer 4 prong to 3. This configuration did not include a dedicated ground connection. The national electrical code currently requires 4 prong dryer outlets in all new home construction. Existing homes may still use 3 prong outlets.
When moving a newer electric dryer into an older house it s not uncommon to find that the cord and plug included with the new dryer doesn t fit the 240 volt dryer outlet. The dryer s equipment ground case ground was connected to the neutral conductor in the dryer cord and the household circuit. It is therefore somewhat rare that you would want to change a 4 prong cord on an electric dryer to a 3 prong cord.
The switch to a 4 prong outlet was due to a flaw in the 3 prong outlet design. Due to changes in the national electrical code nec recommended wiring for electric clothes dryer outlets changed in 1996 before the change dryer outlets were 3 slot devices that accepted 3 prong cords. In a 3 prong outlet the ground and neutral wires are contained in the same prong.