Electrical Fault Finding 9

Which of the following correct regarding safe isolation and investigating an electrical fault?

• Begin investigation, verify circuit is dead, isolate and lock off, re-check voltage device

• Obtain permission, check voltage device, verify circuit is dead, isolate and lock off, re-check voltage device, begin investigation

• Begin work, lock off, verify circuit is dead, re-check voltage device, begin investigation

• Obtain permission, isolate and lock off, check voltage device, verify circuit is dead, re-check voltage device, begin investigation

The very first action involved in carrying out safe isolation to:

• Test the circuit

• Shut off, lock off then assess all hazards

• Assess all hazards through a risk assessment

• Carry out a full functional test.

When applying safe isolation protocols you:

• Can work on live circuits

• Can use the circuit identification as found

• Need to correctly identification the circuit

• Can use the mains to check test equipment.

The HSE recommends which of the following in order to embrace safety?

• Approved volt stick

• Equipment listed and endorsed by BS 7671

• Equipment listed and endorsed by GS38

• Approved neon screwdriver.

The legislation that prohibits live working except in exceptional circumstances is:

• Provision and Use of Work Equipment Regulations (1992)

• Personal Protective Equipment Regulations (1992)

• BS 7671 Requirements for Electrical Installations

• Electricity at Work Regulations (1989).

Whilst carrying out fault diagnosis, a serious issue had come to light. Your actions should be to:

• Leave the circuit as it is and go and inform the client in a clear and courteous manner

• Ensure the circuit is safe then go and inform the client in a clear and courteous manner

• Complete the investigation and then inform the client in a clear and courteous manner

• Carry on with the investigation and then inform the client when you see them next.

Keeping the customer abreast of development and any correction work in a clear, courteous and accurate manner:

• Makes good business sense

• Ensures that safety is maintained

• Can boost your earnings

• Justifies any extra expense.

Which of the following will physically reduce the possibility of interference from unauthorised personnel?

• Barriers

• Polite notices

• Secure locked devices

• Multiple number of keys

Notices can only be effective if:

• They are well positioned

• They inform management only

• They are clear and accurate

• They are popular.

When fault finding, which of the following apply to customer relations?

• The electrician needs to be flexible and sensitive regarding when supply can be isolated

• The electrician needs to be discourteous if they encounter a customer

• The electrician does not have to worry about the impact of noise

• The electrician does not have to worry about any damage incurred.