Plumber Red Seal · Question
When performing a lockout/tagout procedure on a hardwired circulation pump, what is a critical first step after notifying affected personnel?
The core principle of lockout/tagout is to control hazardous energy at its source. After notification, the immediate priority is to identify the correct energy
Start free practice for Plumber Red Seal
177 questions · no signup required · 40 free questions per day
Question: When performing a lockout/tagout procedure on a hardwired circulation pump, what is a critical first step after notifying affected personnel?
Answer options:
- Closing the isolation valves for the pump
- Placing a 'Do Not Operate' tag on the pump's motor ✅ Identifying and de-energizing the correct circuit breaker in the panel
- Testing the voltmeter on a known live source
Correct answer: Identifying and de-energizing the correct circuit breaker in the panel
Explanation: The core principle of lockout/tagout is to control hazardous energy at its source. After notification, the immediate priority is to identify the correct energy source (the circuit breaker) and de-energize it before applying a lock and tag.
Start free practice for Plumber Red Seal
177 questions · no signup required · 40 free questions per day
More about Plumber Red Seal
Related Questions
- Before starting a new plumbing installation in a residential basement, what is the primary reason why a plumbe
- A plumber is installing a new kitchen sink in an existing residential dwelling. The sink drain is connected to
- A plumber is installing drainage for a dishwasher in a residential kitchen. The dishwasher P-trap is located 1
- A plumber is asked to install a backflow prevention assembly on a lawn irrigation system connected to the pota
- A plumber is considering the velocity of water in a 50 mm (2") copper pipe supplying a commercial building. Ex
- A plumber is designing the domestic hot water recirculation system for a multi-story residential building. Wha
More for Plumber Red Seal candidates
Practice tests
Question explanations
- Before starting a new plumbing installation in a residential basement, what is the primary reason why a plumbe
- A plumber is installing a new kitchen sink in an existing residential dwelling. The sink drain is connected to
- A plumber is installing drainage for a dishwasher in a residential kitchen. The dishwasher P-trap is located 1
- A plumber is asked to install a backflow prevention assembly on a lawn irrigation system connected to the pota
Ready to practice?
Free, no signup required. Build a wrong-question list as you go.
Start Free Plumber Red Seal Practice →Related courses
Other Canadian certifications candidates often prepare for alongside this one.