Circuit vent Study guides, Class notes & Summaries

National Home Inspector Practice Exam with Complete Solutions 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. A) Water vapor has a tendency to disperse itself equally in the available air. In order for soffit vents t...

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...

A 70' vertical pipe full of water has how much pressure at the base? Math - correct answer -30.5 psi Gray water shall be disinfected by an approved method that employs one or more disinfectants such as _____. 1 Chlorine 2. Iodine 3. Ozone. IPC 1302 - correct answer -All of the above A plumbing permit becomes invalid if the work authorized by the permit is not started within _____ days from the date of issue, or if the work authorized by the permit is stopped or abandoned after the work is...

PSI National Home Inspector Practice Exam 2024 Questions and Answers with complete solution 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 avai...

A journeyman plumber and an apprentice, who are employed by a master plumber, are installing the DWV-system and water distribution system in a 2-½ story single family dwelling. QUESTION: What answer below shall be considered most correct to complete the following "Plumbing code knowledge" related statement: A trap that serves a single shower stall that is equipped with a hand shower, a rain head, and a standard shower head shall be no less than ________ in minimum diameter A) 1-½" B) 2"...

EPA SECTION 608 CORE (2021-2022 revision) A disposable cylinder should be reduced to what pressure before scrapping? a. 0 psig b. 20 psig c. 50 psig d. 80 psig A major system repair is being performed on a R-22 appliance. What CANNOT be done to recharge the appliance? a. Add R-22 after the repair is complete. b. Retrofit the unit to R-407C. c. Use recovered or recycled R-22 from the same owner. d. Top off the unit with R-410a. A refillable cylinder must not be filled above what ...

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...

ventilators work ___ of normal breathing opposite What is the circuit of a ventilator? Vent -> tube -> lung -> tubing -> back to vent Skip Ad air is pushed into the lungs is what kind of pressure? positive pressure Why is mechanical ventilation needed? -respiratory failure -other problems (airway issue) early mobility and the effects? decreased time on vent, decreased length of ICU stay, decreased length of hospital stay, increased likelihood of the patient returning home;...

What is the typical load rating of the branch circuit over-current protection for a residential gas furnace? - Answer-25 Amp What is recommended for a pressurization leak test of fuel gas pipe? - Answer-Compressed air When selecting a replacement indoor blower motor, Which criteria should be included? - Answer-Motor horsepower Induced draft blowers in direct vent condensing furnaces pull combustion air from: - Answer-Outdoors only What is the primary purpose of an off delay timer in ...

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...