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Heat Pump Exam with 100% Correct Answers
- Exam (elaborations) • 15 pages • 2024
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Charging a heat pump with refrigerant is best accomplished in the _______ mode. - B: Cooling mode 
 
Which of the following can prevent the reversing valve from changing positions? 
 
 A: Low refrigerant charge 
 
 B: Overcharge of refrigerant 
 
 C: Air in the system 
 
 D: Low indoor airflow due to a dirty air filter - A: Low refrigerant charge 
 
The supply air temperature on a normally operating heat pump is: 
 
 A: Lower than that of a gas heating system 
 
 B: Higher than that of a gas h...
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Heat Pump Test with Correct Solutions
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Faulty defrost delay does not energize the auxiliary heat during defrost mode - Customer complains that the heat pump system blows cool air periodically during the heating mode this could be caused by 
 
The outdoor coil is colder than the ambient air - When the heat pump is in the heating mode what can cause frost accumulation on the outdoor coil when ambient temperature is 45°F 
 
Anytime there is a call for heating or cooling - The indoor fan on a heat pump system operates 
 
Time and tem...
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Heat Pump Prep Questions and Verified Answers
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It is not always a good idea to immediately connect a standard gauge manifold set and hoses to a heat pump when a problem is suspected because; - the charge is critical, sometimes plus/minus 1/2 oz. Refrigerant 
 
Which component is responsible for changing the direction of the flow of refrigerant? - Reversing valve 
 
Some heat pump system use a ___________as a metering device - fixed orifice 
 
The slide valve and piston in the reversing valve is actuated by pressure directed through the; -...
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Heat Pump Exam with Right Solutions
- Exam (elaborations) • 10 pages • 2024
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1. An air-to-air heat pump has many of the same components as an air conditioning system. The major difference is that a heat pump also has a (an); - C: reversing valve. 
 
2. What is the difference between "demand defrost" and "timed defrost?" - D: Demand defrost happens only when needed and timed defrost is based on time whether it is needed or not. 
 
3. The thermostat that controls the auxiliary electric heat according to the outdoor temperature is called the; - C: outdoor ambient the...
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Heat pump HVAC Review Exam with Correct Answers
- Exam (elaborations) • 10 pages • 2024
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This component of a heat pump system holds some of the charge of the system out of circulation during the heating cycle. - Charge Compensator 
 
What is the temperature in degrees Fahrenheit of R-22 at a pressure of 317 psig? - 135 
 
When a vapor refrigerant is at its saturation point, adding more heat will cause the refrigerant to condense. - False 
 
The Charge Compensator stores refrigerant in the heating mode. It will be empty in the cooling mode. - True 
 
24 in x 20 in Return Grille 
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Heat pump work ready test 100% Correct!
- Exam (elaborations) • 7 pages • 2024
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Heat pump work ready test 100% Correct! 
 
Heat pump work ready test 100% Correct! 
 
Heat pump work ready test 100% Correct! 
 
Heat pump work ready test 100% Correct! 
 
Heat pump work ready test 100% Correct! 
 
Heat pump work ready test 100% Correct! 
 
Heat pump work ready test 100% Correct! 
 
Heat pump work ready test 100% Correct!
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Heat Pump ESCO Accurate 100%
- Exam (elaborations) • 8 pages • 2024
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Heat Pump ESCO Accurate 100% 
An air-to-air heat pump has many of the same components as an air conditioning system. The major difference is that a heat pump also has an - ANSWER Reversing valve 
 
What is the difference between "demand defrost" and "timed defrost"? - ANSWER Demand defrost happens only when needed and timed defrost is based on time/temperature. 
 
The thermostat that controls the auxiliary electric heat according to the outdoor temperature is called the; - ANSWER Outdoor amb...
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HEAT PUMP ESCO (SPANISH).A TEST WITH ALL ANSWERS
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HEAT PUMP ESCO (SPANISH).A TEST WITH ALL ANSWERS
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COMBO WITH NATE: HEAT PUMP TROUBLESHOOTING AND 1 OTHER TESTS WITH ALL SOLUTIONS
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COMBO WITH NATE: HEAT PUMP TROUBLESHOOTING AND 1 OTHER TESTS WITH ALL SOLUTIONS
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HEAT PUMPS TEST WITH ALL ANSWERS
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HEAT PUMPS TEST WITH ALL ANSWERS
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