HVAC Contractor Test 6 Questions and Answers with Verified
Solutions | Latest 2026 Update
Q: Mchanical Code shall?
Answer:
Not be construed as approval of any violations of this code
Q: Standard installation practice calls for a HVACR appliance located on a roof top
to be securely fastened on a?
Answer:
Level platform
Q: Which of the following thermostatic expansion valve sensing bulbs uses a liquid
refrigerant that differs from he system's refrigerant?
Answer:
Gas cross-charged
Q: The "R" value of material is its?
Answer:
Thermal resistance
, HVAC Contractor Test 6 Questions and Answers with Verified
Solutions | Latest 2026 Update
Q: According to the International Mechanical Code, which type of refrigeration
system mey be tested and proved tight after installation with air as the test gas?
Answer:
R-717
Q: Which type of gauges are used to check pressures on an absorption system?
Answer:
Steel manifold gauges
Q: How much more efficient are water-cooled condensers than air-cooled?
Answer:
15:1
Q: When using the Dinh Heat Pipe Principle for very humid climates, moisture
removal can be increased by?
Answer:
30%
, HVAC Contractor Test 6 Questions and Answers with Verified
Solutions | Latest 2026 Update
Q: In low temperature applications, lubricants should have?
Answer:
low pour points
Q: What will be the ton rating of a refrigerating mechanism capable of absorbing
1,440,000 Btus in 24 hours?
Answer:
5 Tons
Q: Listed appliances and HVACR equipment shall be installed to meet all of the
following requirements EXCEPT the?
Answer:
NASHUA code
Solutions | Latest 2026 Update
Q: Mchanical Code shall?
Answer:
Not be construed as approval of any violations of this code
Q: Standard installation practice calls for a HVACR appliance located on a roof top
to be securely fastened on a?
Answer:
Level platform
Q: Which of the following thermostatic expansion valve sensing bulbs uses a liquid
refrigerant that differs from he system's refrigerant?
Answer:
Gas cross-charged
Q: The "R" value of material is its?
Answer:
Thermal resistance
, HVAC Contractor Test 6 Questions and Answers with Verified
Solutions | Latest 2026 Update
Q: According to the International Mechanical Code, which type of refrigeration
system mey be tested and proved tight after installation with air as the test gas?
Answer:
R-717
Q: Which type of gauges are used to check pressures on an absorption system?
Answer:
Steel manifold gauges
Q: How much more efficient are water-cooled condensers than air-cooled?
Answer:
15:1
Q: When using the Dinh Heat Pipe Principle for very humid climates, moisture
removal can be increased by?
Answer:
30%
, HVAC Contractor Test 6 Questions and Answers with Verified
Solutions | Latest 2026 Update
Q: In low temperature applications, lubricants should have?
Answer:
low pour points
Q: What will be the ton rating of a refrigerating mechanism capable of absorbing
1,440,000 Btus in 24 hours?
Answer:
5 Tons
Q: Listed appliances and HVACR equipment shall be installed to meet all of the
following requirements EXCEPT the?
Answer:
NASHUA code
