NATE Gas Cert Exam Questions With Correct
Answers
What precautions are required when mounting any gas furnace on a
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wood platform in an attic - CORRECT ANSWER✔✔-None
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The gas control valve may be damaged if... - CORRECT ANSWER✔✔-
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exposed to an inlet pressure above 14in. W.C.
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A vent connector should have as few elbows and joints as possible to... -
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CORRECT ANSWER✔✔-reduce resistance of flue gases
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The technician is installing a vent system for a condensing gas furnace.
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The furnace is several feet from a gas water heater. What conditions, if
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any may the technician route the exhaust of the furnace into the
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exhaust vent of the water heater. - CORRECT ANSWER✔✔-Under no
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conditions may you use the water heater exhaust vent
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How may a technician terminate the intake and exhaust for proper
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operation of a high efficiency gas furnace when using PVC schedule 440
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pipe? - CORRECT ANSWER✔✔-By using the specific manufacturers
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termination kit or make one to meet their requirements
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, When suspended with metal strap and no saddle... - CORRECT
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ANSWER✔✔-flexible duct sshould be supported with a minimum strap | | | | | | | | |
width of 1 1/2" | | |
A technician is installing a gas furnace and the customer has decided not
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to install an air conditioner. Making this decision, what affect will it have
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on the installation of the supply duct work - CORRECT ANSWER✔✔-You
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will need to leave addequate space for the addition of a coil in the
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future when feasible | |
Leveling of a mecury bulb is... - CORRECT ANSWER✔✔-critical
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Spray-type atomizing humidifiers are installed to... - CORRECT
| | | | | | | |
ANSWER✔✔-discharge moisture into the supply duct | | | | |
EAC (electronic air cleaners) installed in a gas furnace system should
| | | | | | | | | | |
be... - CORRECT ANSWER✔✔-wired so they only operate any time the
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EAC On-Off switch is turned to ON
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The LP gas manifold pressure is commonly... - CORRECT ANSWER✔✔-10
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to 11 in. W.C.
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Answers
What precautions are required when mounting any gas furnace on a
| | | | | | | | | | |
wood platform in an attic - CORRECT ANSWER✔✔-None
| | | | | | |
The gas control valve may be damaged if... - CORRECT ANSWER✔✔-
| | | | | | | | | |
exposed to an inlet pressure above 14in. W.C.
| | | | | | |
A vent connector should have as few elbows and joints as possible to... -
| | | | | | | | | | | | |
CORRECT ANSWER✔✔-reduce resistance of flue gases
| | | | | |
The technician is installing a vent system for a condensing gas furnace.
| | | | | | | | | | | |
The furnace is several feet from a gas water heater. What conditions, if
| | | | | | | | | | | | |
any may the technician route the exhaust of the furnace into the
| | | | | | | | | | | |
exhaust vent of the water heater. - CORRECT ANSWER✔✔-Under no
| | | | | | | | | |
conditions may you use the water heater exhaust vent
| | | | | | | |
How may a technician terminate the intake and exhaust for proper
| | | | | | | | | | |
operation of a high efficiency gas furnace when using PVC schedule 440
| | | | | | | | | | | |
pipe? - CORRECT ANSWER✔✔-By using the specific manufacturers
| | | | | | | |
termination kit or make one to meet their requirements
| | | | | | | |
, When suspended with metal strap and no saddle... - CORRECT
| | | | | | | | | |
ANSWER✔✔-flexible duct sshould be supported with a minimum strap | | | | | | | | |
width of 1 1/2" | | |
A technician is installing a gas furnace and the customer has decided not
| | | | | | | | | | | |
to install an air conditioner. Making this decision, what affect will it have
| | | | | | | | | | | | |
on the installation of the supply duct work - CORRECT ANSWER✔✔-You
| | | | | | | | | | | |
will need to leave addequate space for the addition of a coil in the
| | | | | | | | | | | | | |
future when feasible | |
Leveling of a mecury bulb is... - CORRECT ANSWER✔✔-critical
| | | | | | | |
Spray-type atomizing humidifiers are installed to... - CORRECT
| | | | | | | |
ANSWER✔✔-discharge moisture into the supply duct | | | | |
EAC (electronic air cleaners) installed in a gas furnace system should
| | | | | | | | | | |
be... - CORRECT ANSWER✔✔-wired so they only operate any time the
| | | | | | | | | | |
EAC On-Off switch is turned to ON
| | | | | |
The LP gas manifold pressure is commonly... - CORRECT ANSWER✔✔-10
| | | | | | | | |
to 11 in. W.C.
| | | |
