Electrical troubleshooting and repair of electrical connections

Electrical troubleshooting

1. Learning objectives.
1.Identify the devices present in the circuit upon
inspection and troubleshooting.
2.Change and upgrade defective electrical connections.
3.Justify the importance of troubleshooting and
maintenance to promote the over-all health of our
circuits.

2. A circuit consist of
electrical devices that
either functions as:
•Load
•Switching device
•Protection and safety
device.

3. Are devices that uses
electricity and convert it
to another form of energy
such as light, mechanical
rotation, pressure, heat,
sound and digital
information.

4. Also known as just a
switch. It controls the
flow of electricity thus
control “on” and “off”
state.

5. Offers protection to the circuit as well as the
individual, it prevents abnormal situations such as:
1.Short circuit
2.Overloading
3.Over heating
4.Ground faults

6. Is the process of testing
and finding out the problem
in the circuit.
•Common problems are
electrical continuity.
•Device failure.

7. TEST REPAIR OR
REPLACE
TEST RUN STRESS TEST MAINTENANCE

9. Our company is called “Electrician to the rescue”.
Wecatercustomersthathaveelectricalproblemsathome
oratwork.Our motto is “Faster, Safer and Cheaper!”.
As the home service technician, we must
troubleshoot the problem, relay to the customers their
concern and the proper action.
Directions:
1.Here is 4 common electrical concerns that need to be
given a solution.
2.Determinethepossiblecausesandtheircorrect
solutions.
3.Supply the table with the proper data of your findings.
4.Thisactivitywillbegiven5 minutesandwillbescored
by the following rubrics.
5.Afterthegiventime, groups will take turns presenting
their work in front of the class.

10. Category Description Point equivalent
Quality of work
Correct information and offered
proper solutions.
25 points
Explanation
Proper and error free explanation.
25 points
Teamwork
All members contributed their share
of the task.
25 points
Timeliness
Accomplished the task on or before
the given time.
25 on time, 15points for late
submission
25 points
Total 100 points

12. Defects or Electrical
concern
Possible problemCorrection/ Course of
action
Loose outlet
Burnt socket
Flickering Lamp
Animal Damage

15. How did your group determine
the electrical problems?

16. What are the reasons that
we need to replace an
electrical device?

17. Howcanwedeterminethat
adevicecanberepaired
ratherthanreplaced?

20. A repeat customer had asked assistancetoour
company regarding her concerns.
1.Her outletareexperiencingintermittent/ fluctuating
connections.
2.Thatshe need to add another set of outlet in her room
to accommodate an electric fan.
Here the head electrician will draw her previous Electrical
plan.