Electricity (Advanced)

Recipients of the Electricity (Advanced) credential have demonstrated concept proficiency and completed  the following tasks:

Activity 1 – Matching Color-Coded Wire

(a) Put on safety goggles; prepared board for use by uncurling wires; chose a wire.
(b) Used a screwdriver to loosen screws.
(c) Matched each color wire correctly to matching screw terminal.
(d) Took all wires out of the screw terminals; tightened screws.
(e) Folded back long wires into color-code board.
(f) Put all materials away.

Activity 2 – Soldering

(a) Put on safety goggles; plugged in the soldering iron; put iron in the stand.
(b) Tinned tip as needed.
(c) Soldered on soldering board as directed.
(d) Soldered a shiny and smooth connection.
(e) Desoldered as per instructions.
(f) Put all materials away.

Activity 3 – Wiring Circuits

(a) Read the student worksheet in the circuits kit.
(b) Put on safety goggles:
(c) Assembled circuit board.
(d) Identified difference in open and closed circuits. Hypothesized whether bulb would light per diagrams provided.
(e) Wired to make closed circuits and determined if hypotheses were correct.
(f) Disassembled the circuit board.
(g) Put all materials away.

Activity 4 – Working With Wire

(a) Identified the 14/3 SO cord; found the three different wires.
(b) Identified the 14/2 wire ground romex cable; found the three different wires.
(c) Identified the 14/3 wire ground romex cable; found the four different wires.
(d) Located the wire strippers and located its parts correctly.
(e) Located the linesman pliers and located its parts correctly.
(f) Located the needle nose pliers and located its parts correctly.
(g) Located the standard and Phillips screwdrivers; correctly identified the difference in the two tools.
(h) Located the voltage tester.
(i) Wore safety goggles for necessary tasks.
(j) Measured 2” on the 14/3 SO cord; cut the cord using the linesman pliers.
(k) Measured 6” on the 14/2 wire ground romex cable; cut the cable using the linesman pliers.
(l) Measured 6” on the 14/3 wire ground romex cable; cut the cable using the linesman pliers; saved cut wires for next steps.
(m) Used wire strippers to strip 3” from end of 14/2 wire ground cable; checked to see if any wires were damaged; redid the process as necessary; cut the paper insulation off wires.
(n) Used wire strippers to strip 3” off the 14/3 wire ground cable; checked to see if any wires were damaged; cut off paper insulation wrap and nylon tracer.
(o) Bared 3/4” off the black and red wires in the 14/3 wire ground cable. Checked to see if any wires were damaged.
(p) Put away all materials. Kept wires needed for next activity.

Activity 5 – Connections
(a) Wore safety goggles for necessary tasks.
(b) Located the color-code board and 14/3 wire ground cable previously stripped; bent wires off the board out of the way.
(c) Used the needle nose pliers to make a hook in the end of the black and red wires.
(d) Used a screwdriver to loosen the matching screws on the color-code board.
(e) Inserted the hook of red wire and black wire around the base of the matching screws; tightened the screws. Checked to see if wires were secure.
(f) Loosened the screws; removed the wires; tightened the screws.
(g) Used the standard screwdriver to loosen the screw terminal on the left side of the board; inserted copper wire into terminal; tightened the screw. Checked to see if wire was secure.
(h) Loosened screw terminal connection; removed the wire; tightened the screw back down.
(i) Used the standard screwdriver to loosen the screw terminal on the right side of the board; inserted copper wire into terminal; tightened the screw. Checked to see if wire was secure.
(j) Loosened screw terminal connection; removed the wire; tightened the screw back down. Saved wires for next step.
(k) Used the needle nose pliers to unbend the hooks on the wire from the 14/3 wire ground romex cable.
(l) Used the linesman pliers to twist black and red wires together; inserted the wires into solderless connector; pulled on each wire to make sure it was secure.
(m) Showed work to instructor. Put away all materials.

Activity 6 – Installing a Wall Socket and Plug

Part 1 – Preparing the Plug and SO Cord
(a) Put on safety goggles; checked to be sure everything is off and unplugged.
(b) Unlocked strippers; taking care not to get fingers near sharp parts, used the wire strippers to strip 6” of the outer insulation covering off a 14/3 wire SO Cord; inspected to see if wire was damaged, if so, repeated as necessary; separated and cut off paper insulation wrap.
(c) Measured 1” on the other end of SO Cord, stripped 1” of the outer insulation covering; separated and cut off paper insulation wrap. Checked to see if wires were damaged.
(d) Used a Phillips screwdriver to loosen, but not remove, the screws on the plug’s face. Removed the plug’s face.
(e) Installed the 1” side of the cord thru the plug’s hole and pushed it out on other side 6”.
(f) Bared 1/4” off the end of the green, white, and black wires.
(g) Installed the wires onto the plug; put the green wire to the green screw; put the white wire to the silver screw; put the black wire to the brass screw; tightened all screws.
(h) Located tabs in the yellow plug face and black plug cover; slid the plug cover up into the tab on the plug face.
(i) Tightened the 3 screws on the plug face; tightened the clamp on the SO cord making sure clamp was in center of plug cover.
(j) Used wire strippers to bare 3/4” off all 3 wires on other side of SO cord.
(k) Located and pointed to 5 parts of a wall section.
(l) Used a standard screwdriver to remove the front panel of the breaker box.
(m) Inserted the romex lock nut from the cable connector clamp into the top and bottom of the circuit breaker box; put the lock nut back on with the screws to the front.
(n) Inserted the cable without the plug through the top of the breaker box and romex cable connector clamp about 1/4”; tightened the connector on the outer insulation of cable.
(o) Loosened 3 screws in breaker box so that bared wires can be pushed into terminals.
(p) Attached the green ground wire to the ground screw location; tightened the screw.
(q) Attached the white wire to the neutral bus screw terminal; tightened the screw.
(r) Attached the black wire to the breaker line terminal; tightened the screw.
(s) Showed work to instructor

Part 2 – Wiring the Circuit Breaker and GFCI Receptacle
(a) Put on safety goggles; checked to be sure everything is off and unplugged.
(b) Installed one romex cable connector to the top and bottom of the GFCI box.
(c) Used linesman pliers to cut 34” of 14/2 wire ground romex cable; stripped 6” off one end of the cable; removed the paper insulation wrap. Checked for damage to wires.
(d) Inserted wire from 14/2 wire ground romex cable through connector at the top of GFCI box; tightened connector on cord insulation.
(e) Wrapped the copper bare ground wire around the green ground screw leaving about 5”; tightened screw.
(f) Used standard screwdriver to remove the cover plate from the GFCI receptacle.
(g) Located strip gauge and measured how much wire to strip.
(h) Used the 14 AWG slot on the wire strippers to bare measured length off the black and white wires.
(i) Installed the copper bare ground wire under the green ground screw on the GFCI; tightened the screw.
(j) Located line connection on the GFCI receptacle; installed the white wire into the slot on the back of the GFCI into the silver neutral screw on the line connection side; tightened the screw.
(k) Installed the black wire into the slot on the back into the brass screw on the line connection side; tightened the screw.
(l) Folded the wires into back of box and installed the receptacle with ground slot at the top; tightened the screws.
(m) Put the GFCI receptacle cover plate on the receptacle; tightened the screws.
(n) Used the 14/2 slot on the wire strippers to strip 8” of the outer insulation covering off the other end of the 14/2 wire ground romex cable; cut off paper insulation wrap. Checked for damage to wires.
(o) Put this end of the wire through the cable connector clamp on the bottom of the breaker box; tightened connection on insulation.
(p) Securely attached the copper bare ground wire to the ground bus.
(q) Bared 3/4” off black and white wires; installed the white wire tightly on the neutral bus.
(r) Loosened the screw on the circuit breaker; slid the black wire into the slot on the breaker; tightened screw.
(s) Folded the black wire; put the breaker over the bottom clip of the breaker box; pushed breaker into the clip at the top; inserted the breaker onto the clip at the top.
(t) Showed work to instructor.
(u) Installed the breaker panel cover; tightened screw.
(v) Turned breaker off.
(w) Put the plug into an electrical outlet; turned on the 15 amp breaker.
(x) Located the yellow light on the GFCI; found the reset button, pushed button.
(y) Tested the GFCI using test button; used voltage tester to test GFCI for 110 volts.
(z) Turned off the breaker and unplugged the wall section

Activity 7 – Wiring a Single Light Switch

Part 1
(a) Put on safety goggles; checked to be sure everything is off and unplugged.
(b) Used the linesman pliers to cut a piece of 14/2 wire ground romex cable 36” long; used the wire strippers to strip both ends 6”; inspected to be sure no wire is damaged; if not redid as necessary; cut off paper insulation wrap.
(c) Installed cable connector clamp on the bottom of the light fixture box; installed the wire through the connector into the light fixture box; tightened the clamp on the outer insulation covering.
(d) Installed a cable connector on the bottom of light switch box #1. Put the other end of the wire through the hole in the stud, then through the connector on the bottom of the light switch box #1.
(e) Removed the cover on the GFCI; removed the GFCI receptacle.
(f) Used linesman pliers to cut a piece of 14/2 wire ground romex cable 15” long; stripped both ends 6”; checked for damage to wires.
(g) Installed a cable connector clamp in the top of light switch box #1.
(h) Put the wire through the top hole of light switch box #1 and through to the bottom hole of the GFCI box; tightened the connectors on the outer covering.
(i) From GFCI receptacle, unscrewed the green ground screw and removed copper ground wire.
(j) Cut a 6” piece of 14/2 wire ground romex cable; removed the copper bare ground wire.
(k) Installed the 6” ground wire into the green ground screw on GFCI receptacle.
(l) Put all 3 ground wires together; twisted wires; installed in a solderless connector.
(m) Used strip gauge to measure how much wire to strip; bared measured length off the black and white wires coming from bottom of GFCI box.
(n) On load side of GFCI, attached the white wire through a hole in the back of the GFCI to the silver screw; attached the black wire through the hole in the back to the brass screw; tightened screws.
(o) Showed work to instructor.
(p) Folded the wires behind the GFCI; pushed ground wires in back of box first; reinstalled the receptacle into the box; tightened the screws.
(q) Put the GFCI cover plate back on; tightened the screws.
(r) Showed work to instructor.

Part 2
(a) Put on safety goggles; checked to be sure everything is off and unplugged.
(b) Used the upper wires from the GFCI box and attached the ground wire to the green ground screw in the light switch box #1.
(c) Got the single pole light switch; wrapped the ground wire from the wires coming from the light fixture box around the green ground screw on single pole switch; twisted both ground copper wires together; put wires into a solderless connector.
(d) Bared both ends of the two white wires 3/4”; used a solderless connector to tie together.
(e) Pushed both wire connections back into the light switch box #1.
(f) Bared both black wires 3/4”; used the needle nose pliers to make a hook on the black wire from the light fixture box and on the black wire from the GFCI receptacle.
(g) Made sure the light switch was OFF before proceeding.
(h) Put the black wire from the GFCI receptacle onto the bottom brass screw on the switch; put the black wire from the light fixture box onto the brass screw on top of the switch.
(i) Pushed the wires back into the light switch box #1; tightened the screws to secure the wires in the light switch box; put on the light switch plate cover; tightened the screws.
(j) Installed the white wire from the light fixture box to the silver neutral screw on the light fixture; installed the black wire to the brass screw.
(k) Installed the ground wire around the green ground screw in the light fixture box; removed the two mounting screws from the light fixture box.
(l) Installed the two screws (provided with light fixture) in the light fixture box, leaving about 1” of both screws sticking out of box.
(m) Matched the screws up with the holes in the light fixture; turned the fixture slightly to the right into the slot.
(n) Tightened the screws, but did not overtighten; inserted the light bulb into the light fixture.
(o) Plugged the wall section into an electrical outlet; turned the breaker on; resetGFCI.
(p) Flipped the light switch to see if the light worked.
(q) If the light did not work, turned off breaker and light switch and unplugged wall section from outlet before troubleshooting the problem until the light did work.
(r) Showed work to instructor. Put away all materials.
(s) Turned off light switch and breaker. Unplugged wall section from outlet.

Activity 8 – Wiring a 3-Way Switch

Part 1
(a) Put on safety goggles; checked to be sure everything is off and unplugged.
(b) Unscrewed the light switch cover plate; removed the single pole light switch from the light switch box #1.
(c) Removed the black wire from the switch that goes to the light fixture.
(d) Unscrewed the screw and removed the black power wire that comes from the GFCI receptacle.
(e) Removed the copper bare ground wire from the green ground screw.
(f) Compared the 2-way and 3-way light switches; identified the connection screws on each light switch.
(g) Installed a romex connector in the top of the light switch box #2.
(h) Used the linesman pliers to cut a piece of 14/3 wire ground romex cable 34” long.
(i) Fed the cable through the hole in the wall stud.
(j) Used the wire stripper to strip 6” of the outer insulation off the end of the wire going toward box #2. Inspected wires for damage. Used scissors to cut off the paper insulation wrap and nylon tracer.
(k) Installed the wire into the box through the connector into the light switch box #2.
(l) Tightened the connector clamp onto the outer insulation.
(m) Pulled the insulated wires out of the way; wrapped the copper ground wire around the green ground screw leaving enough to make the connection to the ground screw in the switch; tightened the screw.
(n) Bared 3/4” off the white, black and red wires.
(o) Used the linesman pliers or needle nose pliers to make a small hook on all 4 wires.
(p) Took first 3-way switch and connected the copper ground wire to the green ground screw; tightened the screw.
(q) Located the dark screw on the opposite side of the switch; connected the black wire to that screw; tightened the screw.
(r) On same side of switch, connected the red wire to the bronze screw; tightened the screw.
(s) On opposite side of switch, connected the white wire to the bronze screw on the bottom.
(t) Used a black marker to make stripes on the white wire to indicate that it is NOT a neutral wire.
(u) Installed the switch into the box; tightened the screws; installed the light switch cover plate.

Part 2
(a) Put on safety goggles; checked to be sure everything is off and unplugged.
(b) Loosened the screws on the connector clamp on the bottom of the light switch box #1.
(c) Used the wire strippers to strip 6” of the outer insulation covering off the 14/3 ground romex cable from the light switch box #2; checked for damage to wires; used scissors to cut the paper insulation wrap and nylon tracer.
(d) Curved the wires and fed the wires up into the bottom of light switch box #1; tightened the connector on the outer insulation, not the bare wires.
(e) Installed the copper ground wire in the solderless connector containing existing ground wires; used the linesman pliers to twist together; checked to make sure all 3 wires were secure in connector.
(f) Bared 3/4” off the black wire from the 14/3 wire ground cable.
(g) Connected the black wire from the GFCI and the black wire from the 14/3 wire ground cable in a solderless connector; pushed the connection into the back of the box.
(h) Bared 3/4” off the red and white wires; used the needle nose pliers to bend the wires into a small hook.
(i) Reinstalled ground wire that was removed from the single pole switch to the green ground screw on the 3-way switch, tightened screw.
(j) Located the black wire to the light fixture; installed it on the dark screw on the 3-way switch; tightened the screw.
(k) Located the red wire from the 3-wire ground cable; installed it on the bronze screw on same side of switch as dark screw; tightened the screw.
(l) On other side of switch, located and installed the white wire on the bronze screw; tightened the screw.
(m) Used the black marker to make stripes on the white wire.
(n) Installed the switch into the light switch box; installed the light switch cover plate.
(o) Plugged the cable into an electrical outlet; turned on the breaker.
(p) Reset the GFCI by pressing the reset button.
(q) Flipped the light switches to see the light turn on using either switch.
(r) Showed work to instructor.
(s) Turned the light switches and breaker off; unplugged the wall section; put all materials away.
 

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