G2 Questions and Answers with Verified Solutions

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 is? Proper ground plate plain. What makes a flame capilary tube sensor tube prove pilot to the main gas valve? Pilot flame Since 1996 what is the most common type of home construction? Platform Can a new installation of a fin type pool heater with less than 250000 btu be installed in a house? Yes if the heater is direct vented When converting a oil furnace to natural gas what type of atmospheric burner should be used? Inshot If the flue gases are removed from the front of the appliance we can assume it is what type of boiler? 2 to 4 past boiler What is the min. distance that a vent from an appliance with an input of 110000 btu be located from a non mechanical air inlet? 3 ft. On a pressuretol the main burner starts on what? Pressure differential On a hydronic heating system what control responds to load changes? Aquastat When installing a 1000 uswg propane tank what would the min. distance from a regulator to a building opening? 3 ft If an appliance is less than 85% efficient and non positive it would be considered what category applicance? Cat. 2 For a steam boiler the would be the most important safety control? Low water cut off For a low pressure steam boiler what would the max. steam pressure setting be? 15 psi What would be the min distance from a gas meter that a dryer vent should terminate? 3 ft. An appliance draft hood ensures what? Zero over fire draft. of neutral over fire How is a EAC wired to the blower fan? In Parallel with the fan How would you measure humidity?