TSSA G2 EXAM | GASTECHNICIAN.CA
QUESTIONS 2025\26 |GUARANTEED
ACCURATE ANSWERS |COMPLETE!!
A room heater installed in either a sleeping area or public area shall be:
A. direct vent only
B. equipped with a regulator
C. equipped with a fan
D. equipped with an on / off switch on the wall - ACCURATE ANSWERS✔✔ B
What type of vent must be used when the vent of a wall furnace will be concealed in a partition
wall?
A. B vent
B. L vent
C. BH vent
D. BW vent - ACCURATE ANSWERS✔✔ D
Single wall vent connectors:
A. may pass through floors, ceilings or roofs provided a metal thimble is used
B. may pass through floors, ceilings or roofs provided the required minimum distance from
combustible material is maintained
C. may pass through floors, ceilings or roofs provided they are insulated
D. shall not pass through floors, ceilings or roofs - ACCURATE ANSWERS✔✔ D
BW vent shall be used only with an approved:
A. decorative appliance
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,B. down flow furnace
C. revertible flue boiler
D. recessed wall furnace - ACCURATE ANSWERS✔✔ D
What must be done during the installation of a gas log fireplace?
A. Make sure there is a metal mesh screen in front of the fireplace
B. Secure the chimney damper in the open position
C. Install a pressure regulator
D. Install a metal chimney liner - ACCURATE ANSWERS✔✔ B
When can a certified hose be used to connect a construction heater to temporary piping?
A. Only if a lever handle shut off valve is installed upstream of the hose
B. Only if the hose is 15 feet long
C. Never - ACCURATE ANSWERS✔✔ A
Which of the following is acceptable when a fireplace insert is installed?
A. A metal chimney linear
B. The existing fireplace flue
C. BW vent
D. A tile lined fireplace flue? - ACCURATE ANSWERS✔✔ A
An unvented infra-red heater can be installed in ________ application
A. A warehouse
B. A commercial building
C. An industrial building
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,D. All of the above - ACCURATE ANSWERS✔✔ D
Dirt pockets are required on:
A. Decorative appliances
B. Gas logs
C. Room heaters
D. None of the available choices - ACCURATE ANSWERS✔✔ D
What diameter and length of a dirt pocket is required when a drop line is 3-inch diameter?
A. 3 inch diameter by 3 inches long
B. 1 inch diameter by 3 inches long
C. 3/4 inch diameter by 3 inches long
D. 2 inch diameter by 3 inches long - ACCURATE ANSWERS✔✔ D
What type of room heater maybe installed in a bathroom?
A. Natural draft
B. Direct fired
C. Forced draft
D. Direct vent - ACCURATE ANSWERS✔✔ D
What safety control protects a steam boiler if the condensate pump fails to return water to the
boiler?
A. High pressure limit control
B. Low pressure limit control
C. Flame safeguard control
D. Low water cut off - ACCURATE ANSWERS✔✔ D
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, The relief valve for a residential low-pressure hot water boiler system should be?
A. 14.7 psia
B. 15 psia
C. 30 psig
D. 30 psia - ACCURATE ANSWERS✔✔ C
A backflow prevent used in a boiler system should be located in the:
A. Over flow line connected to the drain
B. Return line close to the boiler
C. 1/4" line connecting the boiler and cushion tank
D. Make up water line to the system - ACCURATE ANSWERS✔✔ B
Automatic chlorinators must be installed:
A. upstream of the heater
B. downstream of the heater
C. upstream of the filter
D. downstream of the filter - ACCURATE ANSWERS✔✔ B
On seasonal start up, a pool heater should run:
A. intermittently
B. continuously for 24 hours
C. continuously until the thermostat is satisfied
D. one hour on and one hour off until the thermostat is satisfied - ACCURATE ANSWERS✔✔ C
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QUESTIONS 2025\26 |GUARANTEED
ACCURATE ANSWERS |COMPLETE!!
A room heater installed in either a sleeping area or public area shall be:
A. direct vent only
B. equipped with a regulator
C. equipped with a fan
D. equipped with an on / off switch on the wall - ACCURATE ANSWERS✔✔ B
What type of vent must be used when the vent of a wall furnace will be concealed in a partition
wall?
A. B vent
B. L vent
C. BH vent
D. BW vent - ACCURATE ANSWERS✔✔ D
Single wall vent connectors:
A. may pass through floors, ceilings or roofs provided a metal thimble is used
B. may pass through floors, ceilings or roofs provided the required minimum distance from
combustible material is maintained
C. may pass through floors, ceilings or roofs provided they are insulated
D. shall not pass through floors, ceilings or roofs - ACCURATE ANSWERS✔✔ D
BW vent shall be used only with an approved:
A. decorative appliance
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,B. down flow furnace
C. revertible flue boiler
D. recessed wall furnace - ACCURATE ANSWERS✔✔ D
What must be done during the installation of a gas log fireplace?
A. Make sure there is a metal mesh screen in front of the fireplace
B. Secure the chimney damper in the open position
C. Install a pressure regulator
D. Install a metal chimney liner - ACCURATE ANSWERS✔✔ B
When can a certified hose be used to connect a construction heater to temporary piping?
A. Only if a lever handle shut off valve is installed upstream of the hose
B. Only if the hose is 15 feet long
C. Never - ACCURATE ANSWERS✔✔ A
Which of the following is acceptable when a fireplace insert is installed?
A. A metal chimney linear
B. The existing fireplace flue
C. BW vent
D. A tile lined fireplace flue? - ACCURATE ANSWERS✔✔ A
An unvented infra-red heater can be installed in ________ application
A. A warehouse
B. A commercial building
C. An industrial building
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,D. All of the above - ACCURATE ANSWERS✔✔ D
Dirt pockets are required on:
A. Decorative appliances
B. Gas logs
C. Room heaters
D. None of the available choices - ACCURATE ANSWERS✔✔ D
What diameter and length of a dirt pocket is required when a drop line is 3-inch diameter?
A. 3 inch diameter by 3 inches long
B. 1 inch diameter by 3 inches long
C. 3/4 inch diameter by 3 inches long
D. 2 inch diameter by 3 inches long - ACCURATE ANSWERS✔✔ D
What type of room heater maybe installed in a bathroom?
A. Natural draft
B. Direct fired
C. Forced draft
D. Direct vent - ACCURATE ANSWERS✔✔ D
What safety control protects a steam boiler if the condensate pump fails to return water to the
boiler?
A. High pressure limit control
B. Low pressure limit control
C. Flame safeguard control
D. Low water cut off - ACCURATE ANSWERS✔✔ D
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STUDY SMART,
, The relief valve for a residential low-pressure hot water boiler system should be?
A. 14.7 psia
B. 15 psia
C. 30 psig
D. 30 psia - ACCURATE ANSWERS✔✔ C
A backflow prevent used in a boiler system should be located in the:
A. Over flow line connected to the drain
B. Return line close to the boiler
C. 1/4" line connecting the boiler and cushion tank
D. Make up water line to the system - ACCURATE ANSWERS✔✔ B
Automatic chlorinators must be installed:
A. upstream of the heater
B. downstream of the heater
C. upstream of the filter
D. downstream of the filter - ACCURATE ANSWERS✔✔ B
On seasonal start up, a pool heater should run:
A. intermittently
B. continuously for 24 hours
C. continuously until the thermostat is satisfied
D. one hour on and one hour off until the thermostat is satisfied - ACCURATE ANSWERS✔✔ C
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