A v 3 JEOPARDY Type 3 CCNA 1

Router Type 3 a Modes Router Type 3 WANType 3 Router Type 3 Type.

Type 3 a 100 When leak testing a low pressure centrifugal with nitrogen, what

Type 3 a 200 Charged low pressure refrigeration machines may be most efficiently leak

Type 3 a 300 A hydrostatic tube test kit will. . . Question A:

Type 3 a 400 Where would you place a leak detector probe to check

Type 3 a 500 EPA regulations require that all appliances containing MORE than 50

Type 3 b 100 EPA regulations require that leaking commercial and industrial process refrigeration

Type 3 b 200 R-11 or R-123 system refrigerant removal stars with. . .

Type 3 b 300 Why do chillers using CFC-11 and HCFC-123 require purge units?

Type 3 b 400 When removing oil from a low pressure system, the temp.

Type 3 b 500 During vapor removal from a low pressure refrigeration system the

Type 3 c 100 Water must be circulated through a chiller during refrigerant evacuation

Type 3 c 200 Charging refrigerant liquid into a refrigeration system under a 29

Type 3 c 300 How do you determine when enough vapor has entered the

Type 3 c 400 After reaching the required recovery vacuum on an appliance, you

Type 3 c 500 Which of the following repairs would always be considered “major”

Type 3 d 100 Appliances need not be evacuated all the way to the

Type 3 d 200 Under EPA’s regulations, which of the following methods can be

Type 3 d 300 When using recovery or recycling equipment manufactured BEFORE Nov. 15,

Type 3 d 400 When using recovery or recycling equipment manufactured AFTER Nov. 15,

Type 3 d 500 Approximately how much refrigerant vapor is left in an average

Type 3 e 100 A centrifugal chiller rupture disk is connected to the chillers.

Type 3 e 200 ASHRAE standard 15 -1994 requires the use of room sensors

Type 3 a 300 R-11 at a pressure of 18. 1 inches Hg vacuum

Type 3 e 400 Which of the following are safety precautions for low pressure

Type 3 e 500 Under what code group of ASHRAE standard 34 does R-123

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A+ v 3 JEOPARDY Type 3 CCNA 1 v 3 Module 9 K. Martin

Router Type 3 a Modes Router Type 3 WANType 3 Router Type 3 Type. WAN 3 Type 3 b c Services d f Encapsulation Basicse Commands ►►► Final Jeopardy ◄◄◄ 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500 CCNA 1 v 3 Module 9

Type 3 a 100 When leak testing a low pressure centrifugal with nitrogen, what is the maximum test pressure? Question A: 10 psig. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 a 200 Charged low pressure refrigeration machines may be most efficiently leak checked by. . . Question A: Raising system pressure by heating with circulated hot water or heating blankets. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 a 300 A hydrostatic tube test kit will. . . Question A: Determine if a tube leaks. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 a 400 Where would you place a leak detector probe to check gas leaks into the water box with water removed? Question A: Through a drain value. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 a 500 EPA regulations require that all appliances containing MORE than 50 pounds Of refrigerant (except for commercial and industrial process refrigeration) be repaired when the leak rate ____ percent of the charge per year. Question A: 15%. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 b 100 EPA regulations require that leaking commercial and industrial process refrigeration be repaired when the leak rate exceeds ____ percent of the charge per year. Question A: 35%. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 b 200 R-11 or R-123 system refrigerant removal stars with. . . Question A: Liquid removal. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 b 300 Why do chillers using CFC-11 and HCFC-123 require purge units? Question A: System operates below atmospheric pressure. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 b 400 When removing oil from a low pressure system, the temp. should be 130 degrees Fahrenheit because. . . Question A: Less refrigerant will be contained in the oil at the higher temp. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 b 500 During vapor removal from a low pressure refrigeration system the system water pumps, recovery compressor, and the recovery condenser should all be: Question A: What is ON? CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 c 100 Water must be circulated through a chiller during refrigerant evacuation in order to. . . Question A: Prevent freezing of the water. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 c 200 Charging refrigerant liquid into a refrigeration system under a 29 in. Hg. vacuum can cause the. . . Question A: System water to freeze. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 c 300 How do you determine when enough vapor has entered the refrigeration system before you charge refrigerant liquid? Question A: Refrigerant saturation temp. increases to 36 degrees Fahrenheit. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 c 400 After reaching the required recovery vacuum on an appliance, you should. . . Question A: Wait a few minutes to see if the system pressure rises, indicating that there is still refrigerant in liquid form or in the oil. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 c 500 Which of the following repairs would always be considered “major” under EPA’s regulations? 4 Question A: Replacement of an evaporator coil. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 d 100 Appliances need not be evacuated all the way to the prescribed level when. . . Question A: Leaks in the appliance make evacuation to the prescribed level unattainable. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 d 200 Under EPA’s regulations, which of the following methods can be used to pressurized on R-11 or R-123 system for a non-major repair? . Question A: Warming the refrigerant. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 d 300 When using recovery or recycling equipment manufactured BEFORE Nov. 15, 1993, technicians must evacuate low-pressure appliances to the following level before making a major repair. Question A: 25 inches of Hg. Vacuum. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 d 400 When using recovery or recycling equipment manufactured AFTER Nov. 15, 1993, technicians must evacuate low-pressure appliances to the following level before disposing of the appliance. Question A: 25 mm of Hg Absolute. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 d 500 Approximately how much refrigerant vapor is left in an average 35 or 350 ton R-11 chiller at 0 psig pressure once all the R-11 liquid has been removed? Question A: 100 lbs CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 e 100 A centrifugal chiller rupture disk is connected to the chillers. . . Question A: Evaporator. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 e 200 ASHRAE standard 15 -1994 requires the use of room sensors and alarms to detect. . . Question A: Refrigerant leaks. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 a 300 R-11 at a pressure of 18. 1 inches Hg vacuum has saturation temperature of: Question A: 32 degrees Fahrenheit. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 e 400 Which of the following are safety precautions for low pressure system? (Choices: Don’t siphon liquid refrigerant by mouth, Avoid spilling liquid refrigerant on the skin, Use gloves and safety goggles when working with liquid refrigerant) Question A: All of the above. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500

Type 3 e 500 Under what code group of ASHRAE standard 34 does R-123 fall? Question A: B 1. CCNA 1 v 3 Module 9 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500