If no harm came of it and no equipment was damaged, there are no lingering effects of the missing ground assuming it was properly corrected.

What happens if the ground wire is disconnected?

The appliance will operate normally without the ground wire because it is not a part of the conducting path which supplies electricity to the appliance. In fact, if the ground wire is broken or removed, you will normally not be able to tell the difference.

What happens if your breaker box is not grounded?

What Will Happen if You Have an Ungrounded Panel Box? Without grounding breaker box, your electrical system might not be very safe, even if you have a circuit breaker. It means that your appliances, devices, and even you are not safe if an electrical fault happens in your system.

What happens if there is no ground?

Earth ground is also called signal ground. If the circuit is not signal grounded, it won’t work. It is dangerous to users if the circuit is not earthed.

Does the ground wire have to be connected?

No matter the method, it’s important that the ground circuit provides an unbroken path to the earth. Ground wires must be firmly connected at all points. And if conduit or sheathing is used as a ground path, connections must be tight. If you’re not sure if your outlets are grounded, a receptacle analyzer will tell you.

Can a loose ground wire cause a breaker to trip?

A circuit breaker can trip (or a fuse can blow) due to nothing more than a loose wire. This can happen even if the wire is still connected to an outlet, but the outlet’s terminal screw isn’t tightened enough.

Should ground wire be attached to metal box?

yes, the box should be grounded. It should not be grounded through the devices, but by means of a machine screw, clip, or through metal conduit.

Can ground wire touch metal?

No problem with a bare ground wire touching any metal case/box if the metal cases are grounded. It is cheaper to make the wire.