Circuit vent Study guides, Class notes & Summaries

G2 Final Exam Questions and answers with 100% Complete Solutions | verified &updated 2024 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 la...

Hearing Aid Dispensers Written Exam Questions With Complete Solutions To Score A+ A large perforation of TM can commonly cause how many dB of loss. 30 dB What type of loss is favorable to medical treatment. Conductive Carhart Notch appearing at 2 KHz. BC test is poorer than the actual sensorineural response in the low frequencies. Caucasian middle-aged women are most at risk. Worse for pregnant women, who can experience a rapid decrease in hearing ability: Otosclerosis ___ is good to ...

What is the first thing a tech should do when arriving at a no combustion call? - Answer- Ask how many times the customer reset the unit. What is the best long term solution for preventing a clogged nozzle? - Answer- -Remove any underground storage tanks. -Install a quality oil filter. -Cut the suction line 10" above the tank outlet to prevent sludge. Hot water and steam valves are interchangeable. - Answer- False When in the presence of a flame, a cad cell normally reads.. - Answe...

What are the 3 funtions of an Oil Burner nozzle? - Answer- Atomize, Meter, Patter. What are the 2 voltage circuits of a primary control? - Answer- Line & Low. What is the function of a fuse? - Answer- Protect circuit. What is the High Limit cut out? - Answer- Max safe Temp or Pressure setting. What is the High Limit cut in? - Answer- Cut out minus Differential. What is the "Max" Lockout time for a burner with a 3 GPH Flow Rate? - Answer- 45 Seconds. What is the minimum stack ...

PSI National Home Inspector Practice Exam 2023 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. A) Water vapor has a tendency to disperse itself equally in the available air. In...

BRANCH VENT correct answer: A vent connecting one or more individual vents with a vent stack or stack vent. CIRCUIT VENT correct answer: A branch vent that serves two or more traps and extends from in front of the last fixture connection of a horizontal branch to the vent stack. COMMON VENT correct answer: A vent connecting at the junction of two fixture drains and serving as a vent for both fixtures. A single vent that ventilates multiple traps, in the case of back to back fixture. ...

HVAC NATE Gas Heat Exam (New 2024/ 2025 Update) Questions and Verified Answers 100% Correct | A Grade QUESTION A damaged section of double wall vent pipe is to be replaced with a section produced by a different manufacturer: Answer: The installer should check the new section for compatible locking joints. QUESTION If too much primary air is used the flame will: Answer: Lift off the burner. QUESTION What is the problem when a flame on a high efficien...

G2 Exam Quiz Bank (2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A Q: The STACK EFFECT in a water heater is usually caused by Answer: Short draws of water from the heater Q: A 120v power supply for a residential electrical circuit is taken from the Answer: - Load side of one branch circuit breaker and a neutral lug Q: The minimum allowable distance to be maintained from a 50,000 btuh water heater flue outlet gas regulator Answer: 3' ...

Professional Home Inspector Exam NHIE / TREC Questions and Answers Already Passed Document Content and Description Below Professional Home Inspector Exam NHIE / TREC Questions and Answers Already Passed The inspector is not required to determine ____ ___ of any system or component. -Years of age -Life expecta ncy -Make model Horizontal waste pipe should slope ____ inch per foot 1/4" per foot if < 3 inch pipe. 1/8" per foot if > or = to 3 inch pipe Drip screed Also called weep screed. U...

State the 4 primary variables used in conjunction w/ positive pressure MV correct answer: 1.) Trigger variable 2.) Control or target variable 3.) Limit variable 4.) Cycling variable Trigger variable is defined as correct answer: The parameter that starts the inspiratory phase of a positive pressure breath Describe volume control (VC) or volume target correct answer: RT sets volume to be delivered Describe pressure control (PC) or pressure target correct answer: RT sets pressure t...