How to wire 240 volt outlets and plugs 30 50 amp 3 prong range.
The wires usually are black or red but one may be white if it is labeled as hot with a black or red stripe near each end. If you need to replace an old 240 volt receptacle you might want to consider replacing the old outlet with a 120240 volt unitthis type of receptacle allows you to plug in 120 and 240 volt devices.
