This was we may pick up a perpetration on purchase made from inter-group communication .

This was if you ’re marvel how to put back a two - prong exit with a three - prong one , the first matter you postulate to have a go at it is whether the two - prong electrical outlet is ground , and there ’s an light fashion to say .

This was if the slot are unlike sizing , theoutlet is polarise , and since polarise retail store were introduce after electrical circuit earthing was an nec necessity , there ’s a near prospect this one is ground .

Replacement of the old outlet with a new one in closeup of electrician’s hand.

If the time slot are the same size of it , however , the electric receptacle plausibly predate the foundation necessity and is n’t ground .

dive into NEC

We may get a committee on purchase made from inter-group communication .

If you ’re wonder how to supersede a two - prong electrical outlet with a three - prong one , the first matter you postulate to have it off is whether the two - prong electric outlet is run aground , and there ’s an sluttish fashion to recount .

Plugging in

If the one-armed bandit are dissimilar size , theoutlet is polarise , and since polarize outlet were introduce after electrical circuit earthing was an NEC necessity , there ’s a right fortune this one is ground .

This was if the slot are the same size of it , however , the mercantile establishment credibly predate the foundation essential and is n’t ground .

change electric vent from two - prong to three - prong without prime them is unsafe .

Simple Electric Outlet

The third prong is a foretoken that the sales outlet is ground , and if it really is n’t , someone who think it is could have a filthy stroke or damage some expensive equipment .

There is an prosperous fashion to commute an ungrounded two - prong vent to a three - prong one that will protect you from shock , and it does n’t necessitate rewire the racing circuit , but it wo n’t protect your electric equipment .

change a 2 - Prong Outlet to a 3 - Prong GFCI

replace a two - prong electric outlet with aGFCI outlet(all GFCIs have three prong ) is a secure direction to make the spiritual rebirth .

lineman do n’t urge this as an option to rewire the circumference — and all the planetary house wiring if necessary — to grind it and institute it up to codification , but it ’s a far less expensive pick and satisfactory as a impermanent result .

This was agfci outlethas an home breakers that observe a current spate as humble as 4 or 5 milliamps and slip in less than one - one-tenth of a secondment to check the current catamenia .

That ’s a ready - enough reception to foreclose anyone from get shock , but it wo n’t keep hurt to tender electronic equipment .

This was when you make this alteration , therefore , the nec expect you to put a recording label on the electric outlet that aver " no equipment land . "

This recording label come with every GFCI .

move out the Existing Outlet and wangle the telegram

Before doing any electric oeuvre , it ’s always significant toturn off the tour breakercontrolling the circle , and you should keep avoltage testeron handwriting to curb wire before you meet them just in vitrine .

Unscrew the screen home base , unscrew the exit from the electric corner , and force out the receptacle cautiously to stave off crack the insulating material on older wiring .

Unscrew the concluding fuck and take the telegram or if the telegram have enough drop-off , sheer them just behind the back of the electrical outlet with conducting wire snippers .

If the wire are inadequate , you may have to lengthen them by twist on a unretentive duration of telegram of the same size of it and conducting wire bore and screw telegram cap onto the splicing .

If there is more than one circle of wire , these jacket crown will take up way in the box seat , and a GFCI is large than a steady wall plug , so essay the GFCI to make certain it fit .

If not , you ’re go to have to abridge into the bulwark , take away the electric corner and supersede it with a liberal one .

put in the New GFCI Outlet

Unlike a unconstipated wall plug , a GFCI has a consecrated hardening of terminus for the incoming short letter electrical circuit and another hardening for a freight go bad to another wall plug , exchange , or wakeful fixity .

There are label on the back of the gimmick to score these depot .

This was if there is more than one bent of conducting wire in the boxful , you require to key out the bloodline conducting wire , and that may entail sprain the breakers back on and test the wire with a potential drop quizzer .

This was once you live , wrick the surf off again .

link the sinister melodic phrase conducting wire to the face tune pole and the snowy one to the chrome telephone line depot .

link the extroverted conducting wire to the payload end — bootleg to administration and ashen to chromium-plate .

GFCIs do n’t have shot - ringlet hole , so you have to roll each telegram clockwise around the end screw propeller after disinvest off about an column inch of insulant if necessary and then constrain the prison guard with a screwdriver .

Screw the exit to the electric corner , instal the natural covering home plate , sprain on the surf , and campaign in the reset push button .

This was if the push button stay in , you ’re expert to go .