Study guides, Class notes & Summaries

What does an Aquastat do? - correct answer Its an automatic operating switch (normally open). Sense water temperature of a boiler and closes when temperature drops. What does a low water cut off do? - correct answer Automatic safety control (normally closed). Senses water level in the boiler. If level drops the switch opens and shuts off the gas valve. in series with gas valve.,What does a water flow switch do? - correct answer Automatic safety control (normally open). Senses water flow an...

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...

G2 Gas Technician Exam Set Prep Solution Questions And Revised Correct Answers PASSED!! The best tool for adjusting and setting the pressure on an appliance regulator: a. Manometer b. Velometer c. Psychrometer d. An analyzer - ANSWER : Manometer 3/8 NPS black iron pipe shall? a. Not be used for propane b. Not be used in a concealed location c. Not be used for natural gas d. Not be used for indoors - ANSWER : Not be used in a concealed location (6.3.9) A corrugated metal g...

QUESTIONS AND ANSWERS

QUESTIONS AND ANSWERS

QUESTIONS AND ANSWERS

QUESTIONS AND ANSWERS

QUESTIONS AND ANSWERS

QUESTIONS AND ANSWERS

QUESTIONS AND ANSWERS

QUESTIONS AND ANSWERS

G2 Exam Prep with complete solution