Podcast
Questions and Answers
What should you do if the test results of a cathodic protection system are incomplete or unsatisfactory?
What should you do if the test results of a cathodic protection system are incomplete or unsatisfactory?
- Stop using the system immediately
- Ignore the results and proceed with the system as is
- Consult with a corrosion engineer
- Troubleshoot and possibly add new equipment (correct)
What action might be needed if the anodes in a cathodic protection system do not provide enough voltage to protect the system?
What action might be needed if the anodes in a cathodic protection system do not provide enough voltage to protect the system?
- Add more anodes (correct)
- Increase the voltage elsewhere in the system
- Replace the entire system
- Remove all anodes
What does retrofitting refer to in the context of a cathodic protection system?
What does retrofitting refer to in the context of a cathodic protection system?
- Adding new equipment to address issues found during testing (correct)
- Removing all existing equipment
- Consulting with a corrosion engineer
- Switching to a different protection system
When should you consult with a corrosion engineer regarding cathodic protection systems?
When should you consult with a corrosion engineer regarding cathodic protection systems?
What does a reading of less than -0.85 volts indicate at an installation of a cathodic protection system?
What does a reading of less than -0.85 volts indicate at an installation of a cathodic protection system?
What action should be taken if your voltmeter is not set to the DC volt scale when testing a cathodic protection system?
What action should be taken if your voltmeter is not set to the DC volt scale when testing a cathodic protection system?
What should you do if the meter reading is still below -0.85 volts after ensuring the first checklist is complete?
What should you do if the meter reading is still below -0.85 volts after ensuring the first checklist is complete?
What should you check if the coating on the tank is peeling in the dome?
What should you check if the coating on the tank is peeling in the dome?
When checking for continuity between the tank and the building, what does a reading below 20 ohms indicate?
When checking for continuity between the tank and the building, what does a reading below 20 ohms indicate?
What action should be taken if retrofitting is needed due to worn-out anodes losing their charge over time?
What action should be taken if retrofitting is needed due to worn-out anodes losing their charge over time?
What should you use to prevent an anode wire from rubbing against a metal dome after drilling a hole to feed the wire through?
What should you use to prevent an anode wire from rubbing against a metal dome after drilling a hole to feed the wire through?
What should you do if voltage readings on the tank do not go up toward -0.85 volts after connecting a jumper wire between the multivalve and an anode wire?
What should you do if voltage readings on the tank do not go up toward -0.85 volts after connecting a jumper wire between the multivalve and an anode wire?
When would retrofitting be necessary according to the text?
When would retrofitting be necessary according to the text?
What action should be taken immediately after taking an anode out of its packaging and placing it on the ground near the tank?
What action should be taken immediately after taking an anode out of its packaging and placing it on the ground near the tank?
What should you do if you need to add more anodes when testing shows that existing ones aren't providing enough voltage?
What should you do if you need to add more anodes when testing shows that existing ones aren't providing enough voltage?
What is a crucial step to take before retrofitting an existing tank according to the text?
What is a crucial step to take before retrofitting an existing tank according to the text?
