Circuit vent - Study guides, Class notes & Summaries

Gas Tech II Exam Questions and Answers 100% Pass 1) What is the minimum diameter of a pressure gauge needed to perform leak test on gas piping? 3" 2) Amp meter can read what? Conductor magnetic field. 3) What would be the primary voltage of a furnace? 120/1/60. 4) What is the function of an intermittent pilot? Stay on during the main burner operation. 5) What is the millivolts power output on a thermocouple closed circuit test? 10 to 15 millivolts. 6) A pilot with a lazy yellow flame woul...

National Home Inspector State Practice Exam Course 2024 Q&A Verified Which of the following describes partial vapor pressure? A) Water vapor has a tendency to disperse itself equally in the available air. B) Water vapor causes new homes to require house wrap. C) Water vapor is common with forced induction natural gas furnaces. D) Water vapor is an indication of sick house syndrome. - CORRECT ANSWER-A) Water vapor has a tendency to disperse itself equally in the available air. In order ...

NHIE Study Questions with All Correct Answers What is the minimum electrical clearance over a residential driveway? - Answer- 12 feet Which event is most likely to cause arc flash? - Answer- Metal touching an energized conductor In a subpanel, you are required to - Answer- Isolate the neutral bus and conductors from contacting the panel enclosure Aluminum branch circuit wiring was commonly used in what years? - Answer- A circuit breaker protects against too much - Answer- Curre...

Which of the following describes partial vapor pressure? A) Water vapor has a tendency to disperse itself equally in the available air. B) Water vapor causes new homes to require house wrap. C) Water vapor is common with forced induction natural gas furnaces. D) Water vapor is an indication of sick house syndrome. - Answer A) Water vapor has a tendency to disperse itself equally in the available air. In order for soffit vents to operate properly, there MUST be: A) A clear air chann...

Massachusetts oil burner study guide with complete solutions What is the voltage found at the TT terminals - Correct Answer ️️ -24 volts What are the 8 steps of a no heat call - Correct Answer ️️ -1 talk to customer 2 check tt.3 check to make sure an emergency switch is on 4check to make sure there is oil in the tank 5 check to make sure the main power going to the unit is on six check to make sure that tank shut off valve is open 7 know whether the tank is located above or below ...

G2 Questions and Answers with Verified Solutions What is the min. diameter for a leak test gauge? 3" Amp meter can read? Conductor magnetic field. What would the primary voltage to the furnace be? 120/1/60 What is the function of the intermittent pilot? Stays on during the main burner operation. What is the millivolt power output of a closed circuit thermocouple? 10 - 15 mv dc A pilot with a lazy yellow flame indicates? Orifice is too large. For flame rectification the most important part...

Journeyman Oil Exam Questions and Answers | Verified & Updated| 100% Correct The use of furnace cement or other materials to seal a cracked heat exchanger or parts which provide closure shall be for _________ repairs only. - Answer ️️ -Temporary repairs If a fuel storage tank is permanently removed from service for whatever reason, the tank and all the piping connected to it, including the outside fill and vent piping and any supply piping connected to the appliance, shall be: - Answer...

Oil burner License Study Guide (Massachusetts) Questions with Correct Answers What are the 3 funtions of an Oil Burner nozzle? - Correct Answer Atomize, Meter, Patter. What are the 2 voltage circuits of a primary control? - Correct Answer Line & Low. What is the function of a fuse? - Correct Answer Protect circuit. What is the High Limit cut out? - Correct Answer Max safe Temp or Pressure setting. What is the High Limit cut in? - Correct Answer Cut out minus Differential. What is...

What are the 3 funtions of an Oil Burner nozzle? correct answersAtomize, Meter, Patter. What are the 2 voltage circuits of a primary control? correct answersLine & Low. What is the function of a fuse? correct answersProtect circuit. What is the High Limit cut out? correct answersMax safe Temp or Pressure setting. What is the High Limit cut in? correct answersCut out minus Differential. What is the "Max" Lockout time for a burner with a 3 GPH Flow Rate? correct answers45 Seconds....

Gas Technician G2 License Test Questions and Answers Verified 100% An inline Ammeter is connected Ans- In series with the device being checked As the length of an Electrical run increases, it may be necessary to Ans- Increase the Wire Size Fuses serving motor circuits should be of Ans- Time Delay Type Millivolt wiring should be isolated from Line Voltage Wiring because Ans- The Line Voltage will induce a voltage into the Millivolt Wiring Which tool is used to determine if t...