NOCTI HVAC STUDYGUIDE EXAM WITH
CORRECT ACTUAL QUESTIONS AND
CORRECTLY WELL DEFINED ANSWERS
LATEST ALREADY GRADED A+ 2025 – 2026
which is not a health risk associted with the ozone
depleation - ANSWERS-lung cancer
which refrgrant type of experiance the largest temperature
glides? - ANSWERS-Zoetrope's
The most commonly known CFC Refrigrant? - ANSWERS-R-
12
if the operating pressures are 90 psih on the low side and
250 psig on the high side what would be the problem? -
ANSWERS-ineffcient compressor
what year did it become unlawful to knowingly vent CFC
and HCFCs? - ANSWERS-1992
,The process od the removing refrigerant from an air
conditioning system and storing it in an external container?
- ANSWERS-Recovery
One-ton Ac system is ? - ANSWERS-12,000 BTU's
CSST (steal tubing) connections - ANSWERS-can be used
with both natural and propane gas equipment
The type of pipe commonly used for condensation drainage
on central air conditioning system is - ANSWERS-PVC
When pressure testing completed copper tubing assembly
with pressuried nitrogen the nitrogen cylinder should -
ANSWERS-always be on the ground
connections should be permanently connected with_____
on drainage piping assemblies that uses PVC piping -
ANSWERS-Glue specified for PVC pipe
, An Hvac system that depends on the temperatures below
the ground surface as an operation factor is a .. - ANSWERS-
Geothermal heat pump
when putting out a fire involving oily rags use a ________
fire extinguisher? - ANSWERS-Class B
The best tool to open and close the stem access valve on a
refrigeriation system is the_______ - ANSWERS-
Refrigeration service wrench
Which power tool is best to cut steel rod? - ANSWERS-
Sawzall
Using oxygen to purge copper tubing after brasing -
ANSWERS-could cause and explosion
Two gases that considered non-condensable in a
refrigeration - ANSWERS-Air and Nitrogen
Residential air condition system have a super heat range of
____ degress under normal operating conditions? -
ANSWERS-8 to 12
CORRECT ACTUAL QUESTIONS AND
CORRECTLY WELL DEFINED ANSWERS
LATEST ALREADY GRADED A+ 2025 – 2026
which is not a health risk associted with the ozone
depleation - ANSWERS-lung cancer
which refrgrant type of experiance the largest temperature
glides? - ANSWERS-Zoetrope's
The most commonly known CFC Refrigrant? - ANSWERS-R-
12
if the operating pressures are 90 psih on the low side and
250 psig on the high side what would be the problem? -
ANSWERS-ineffcient compressor
what year did it become unlawful to knowingly vent CFC
and HCFCs? - ANSWERS-1992
,The process od the removing refrigerant from an air
conditioning system and storing it in an external container?
- ANSWERS-Recovery
One-ton Ac system is ? - ANSWERS-12,000 BTU's
CSST (steal tubing) connections - ANSWERS-can be used
with both natural and propane gas equipment
The type of pipe commonly used for condensation drainage
on central air conditioning system is - ANSWERS-PVC
When pressure testing completed copper tubing assembly
with pressuried nitrogen the nitrogen cylinder should -
ANSWERS-always be on the ground
connections should be permanently connected with_____
on drainage piping assemblies that uses PVC piping -
ANSWERS-Glue specified for PVC pipe
, An Hvac system that depends on the temperatures below
the ground surface as an operation factor is a .. - ANSWERS-
Geothermal heat pump
when putting out a fire involving oily rags use a ________
fire extinguisher? - ANSWERS-Class B
The best tool to open and close the stem access valve on a
refrigeriation system is the_______ - ANSWERS-
Refrigeration service wrench
Which power tool is best to cut steel rod? - ANSWERS-
Sawzall
Using oxygen to purge copper tubing after brasing -
ANSWERS-could cause and explosion
Two gases that considered non-condensable in a
refrigeration - ANSWERS-Air and Nitrogen
Residential air condition system have a super heat range of
____ degress under normal operating conditions? -
ANSWERS-8 to 12
