R-454B Advanced Puron A2L Refrigerant Day 2 Test

R-454B Advanced Puron A2L Refrigerant Day 2 Test R-454B Advanced Puron A2L Refrigerant Day 2 Test

Time limit: 0

Quiz Summary

0 of 20 Questions completed

Questions:

Information

You have already completed the quiz before. Hence you can not start it again.

Quiz is loading…

You must sign in or sign up to start the quiz.

You must first complete the following:

Results

Quiz complete. Results are being recorded.

Results

0 of 20 Questions answered correctly

Your time:

Time has elapsed

You have reached 0 of 0 point(s), (0)

Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)

Categories

Not categorized 0%

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20

Current
Review
Answered
Correct
Incorrect

Question 1 of 20

1. Question
R-454B is MORE or LESS flammable than R-410A
- The Same
- More
- More
- Only more if combined with R-410A
Correct

Incorrect
Question 2 of 20

2. Question
A2L service cylinders are what color or colors?
- Light green gray
- Light green gray with red top
- Yellow
- Yellow and gray
- It doesn't matter the color
Correct

Incorrect
Question 3 of 20

3. Question
A2L recovery cylinders have a rupture disc like A1 cylinders?
- TRUE
- FALSE
Correct

Incorrect
Question 4 of 20

4. Question
What 2 labels are required for cylinders containing A2L refrigerants?
- Flammable
- Toxic
- Compressed Gas
- Explosion
- Burn Hazard
- Corrosive
Correct

Incorrect
Question 5 of 20

5. Question
A2L recovery cylinders are what color or colors?
- Light green gray
- Light green gray with red top
- Yellow
- Yellow and gray
- Gray with a yellow top with a red band
Correct

Incorrect
Question 6 of 20

6. Question
When storing R-454B refrigerant the ambient temperature should not exceed what temperature?
- 110°
- 120°
- 125°
- 150°
- 155°
Correct

Incorrect
Question 7 of 20

7. Question
A technician in a service van/truck can ONLY transport up to 3 cylinders of R-454B at any given time?
- TRUE
- FALSE
Correct

Incorrect
Question 8 of 20

8. Question
What type of fire extinguisher should be onboard when transporting R-454B in a service vehicle?
- Class A
- Class B dry powder
- Class C
- Not required
Correct

Incorrect
Question 9 of 20

9. Question
There should be adequate ventilation to the outside of a service van if the inside temperatures can/will exceed 125°?
- TRUE
- FALSE
Correct

Incorrect
Question 10 of 20

10. Question
It is best to use cylinder restraints any time you are transporting A2L cylinders?
- TRUE
- FALSE
Correct

Incorrect
Question 11 of 20

11. Question
It is Always best to have a dedicated manifold set and hoses for each type of refrigerant you work with to prevent cross-contamination?
- TRUE
- FALSE
Correct

Incorrect
Question 12 of 20

12. Question
A2L/R-454B hose connections (male port) are the same as A1/R-410A, right hand thread?
- TRUE
- FALSE
Correct

Incorrect
Question 13 of 20

13. Question
A2L refrigerants have a stenching agent just like A1 refrigerants?
- TRUE
- FALSE
Correct

Incorrect
Question 14 of 20

14. Question
ALL leak detectors that were compatible with A1 refrigerants will work on A2L refrigerants?
- TRUE
- FALSE
Correct

Incorrect
Question 15 of 20

15. Question
When working in a non ventilated or poorly ventilated space it is always the best idea to have an A2L approved leak detector in use for personal protection?
- TRUE
- FALSE
Correct

Incorrect
Question 16 of 20

16. Question
What is the purpose of using an inert gas such as nitrogen @2-3psig after a recovery and before an evacuation?
- It's really not required
- Serves no purpose
- To help move any trapped moisture and trapped refrigerant
- To help speed up evacuation
Correct

Incorrect
Question 17 of 20

17. Question
What would be the purpose of a double evacuation PRIOR to service?
- To ensure no refrigerant remain in the lines before opening for service
- To remove any moisture
- To remove any oxidation in the lines
- To remove any air
Correct

Incorrect
Question 18 of 20

18. Question
What would be the purpose of a triple evacuation AFTER service?
- To ensure no refrigerant remain in the lines before opening for service
- To remove air and moisture
- To speed up the evacuation process
- To cross-contaminate the system
Correct

Incorrect
Question 19 of 20

19. Question
How long should you leave nitrogen pressurizing the system when leak testing?
- 15 minutes
- 30 minutes
- 45 minutes
- 1 Hour
- 1.5 Hours
Correct

Incorrect
Question 20 of 20

20. Question
The mitigation board will be found in the discovery process on Infinity/Evolution systems?
- TRUE
- FALSE
Correct

Incorrect

English

Scroll to Top