Greenlee Polarity Cube

Greenlee GT-10GFI Polarity CubeUse to trouble shoot 120 V AC grounded outlets and test GFCI receptaclesLight sequence indicates correct/incorrect wiringInstructions:Unplug all appliances or equipment on the circuit being testedPlug the circuit tester into any standard V AC receptacle (NEMA 5-15R)Compare the illuminated lamps on the circuit tester to the code key located on the product or in the table aboveIf the receptacle indicates the Correct Wiring, depress the GFI button and hold. The circuit breaker should trip within 6 secondsReset the circuit breaker on the circuit at the panelRepeat the above steps for every receptacle on the circuit, including remotely connected receptacles on all branchesNote: If the LEDs indicate anything other than Correct Wiring or if the circuit does not trip, have the wiring corrected by a qualified electrician