2023 Inverter Driven Unit Day 1 Quiz

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Question 1 of 25

1. Question
One of the best ways to get information on Carrier & Bryant equipment is to _____________________.
- Download and Use the Carrier/Bryant Mobile App
- Search on Google
- Call tech support
- Ask my boss/supervisor
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Question 2 of 25

2. Question
On the the Carrier/Bryant Mobile App what features are available?
- Barcode scanning of unit’s serial or model number
- Literature list for models and ability to search all available literature
- Product Catalog model lookup
- Bill of Material parts list including part supersession
- Warranty entitlement & service history
- Aftermarket components cross reference tool
- Distributor store locator
- Tech Tips videos for installation guides, troubleshooting help and best practices
- Instant authentication with support for fingerprint and facial recognition on compatible devices
- Interactive Troubleshooting tool
- All of the above
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Question 3 of 25

3. Question
What is the most unique feature added to the Infinity® 26/24 with Greenspeed Intelligence & Evolution™ Extreme 26/24 systems?
- It's 84" tall to make service easier
- Has Bluetooth technology to aid in diagnostics
- Is round shaped
- Has a ceramic coated condenser coil.
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Question 4 of 25

4. Question
All 26/24 SEER Greenspeed/Extreme units have a Braze Plate Heat Exchanger and an EXV?
- Yes, all sizes have a Braze Plate Heat Exchanger and and EXV
- ONLY The 2 and 3 Ton have a Braze Plate Heat Exchanger and an EXV
- ONLY The 5 ton machine has a Braze Plate Heat Exchanger and an EXV
- ONLY The even size machines have a Braze Plate Heat Exchanger and an EXV
- ONLY The 5-Stage equipment has the Braze Plate Heat Exchanger and an EXV
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Question 5 of 25

5. Question
The PCM board was formerly know as the ____________ board?
- Defrost board
- MOC board
- AOC board
- Inverter
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Question 6 of 25

6. Question
The PCM board has _____ fuse/s?
- 1 non-replaceable fuse for incoming power
- 2 fuses
- 3 fuses
- 4 fuses
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Question 7 of 25

7. Question
With the Bluetooth module you can_______________?
- Update the outdoor unit software/firmware
- See live operating pressures
- See unit fault history
- See voltages
- All of the above
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Question 8 of 25

8. Question
The crankcase heater is energized when the outdoor temperature drops below __________° on the 24VNA6/25VNA4 – 186CNV / 284ANV.
- 45°
- 50°
- 55°
- 60°
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Question 9 of 25

9. Question
24VNA6/25VNA4 – 186CNV / 284ANV use a 5vdc output discharge and suction pressure transducer, what is the vdc range expected to be seen?
- 2.5-5vdc
- 0-5vdc
- 2-10ma
- 4-20ma
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Question 10 of 25

10. Question
A solid green LED on the PCM board indicates what?
- Fault codes
- Power on to the outdoor unit
- No communication
- 24 VAC Present at the outdoor unit
- Successful communication
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Question 11 of 25

11. Question
A flashing amber LED on the PCM board indicates what?
- Operation and error status
- Power on to the outdoor unit
- Successful communication with the other system products
- 24 VAC Present at the outdoor unit
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Question 12 of 25

12. Question
What does the solid red LED indicate?
- Alarm status
- Power to the inverter
- Not communicating
- In heating mode
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Question 13 of 25

13. Question
When does the ECM fan motor NOT operate?
- Off cycle and defrost
- Low ambient condition
- Defrost and during low ambient operation
- When the compressor isn't operating
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Question 14 of 25

14. Question
What does the PCM sense to control the EXV in heating mode?
- Indoor static pressure
- suction pressure and temperature
- Discharge temperature and pressure
- Outdoor ambient temperature
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Question 15 of 25

15. Question
What is the purpose of the Braze Plate Heat Exchanger in the 5 ton machines?
- Help with refrigerant noise
- Increase capacity
- Keep refrigerant from migrating
- No longer require an accumulator
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Question 16 of 25

16. Question
What is the minimum version of software the UI must have to operate 24VNA6/25VNA4 – 186CNV / 284ANV systems?
- 3.62 or higher
- 4.05 or higher
- 3.00 or higher
- As long as as it is a communicating UI it will work
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Question 17 of 25

17. Question
Where is it recommended to install the filter/drier on the 5 ton 24VNA6/25VNA4 – 186CNV / 284ANV systems?
- Near the indoor coil
- Near the outdoor unit
- A filter/drier is not required for these units
- At the easiest location
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Question 18 of 25

18. Question
Where is it recommended to install the filter/drier on the 4 ton and smaller 24VNA6/25VNA4 – 186CNV / 284ANV systems?
- Near the indoor coil
- Near the outdoor unit
- A filter/drier is not required for these units
- At the easiest location
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Question 19 of 25

19. Question
What is the MAX. outdoor ambient temperature for cooling mode 24VNA6/25VNA4 – 186CNV / 284ANV?
- 116°
- 125°
- 105°
- 130°
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Question 20 of 25

20. Question
What is the MAX outdoor ambient temperature for heating mode on the 24VNA6/25VNA4 – 186CNV / 284ANV??
- 66°
- 60°
- 70°
- 72°
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Question 21 of 25

21. Question
What is the maximum equivalent length of lineset allowed on a 24VNA6/25VNA4 – 186CNV / 284ANV?
- 80'
- 120'
- 250'
- As long as my lines are sized accordingly, it doesn't matter
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Question 22 of 25

22. Question
What is the maximum equivalent line length for the 5-stage unit?
- 85'
- 100'
- 150'
- 200'
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Question 23 of 25

23. Question
Why is it recommended to flow nitrogen when brazing copper lines?
- To sell more nitrogen
- To minimize copper oxide
- To eliminate excess refrigerant
- To slow the evacuation process
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Question 24 of 25

24. Question
What is the fastest way to update the UI software?
- Using Wi-Fi
- Using your phone hotspot
- Using a MicroSD Card
- The UI should have the most current version of software so I don't need to update it
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Question 25 of 25

25. Question
What is the maximum equivalent length of lineset allowed on the 24VNA6/25VNA4 – 186CNV / 284ANV?
- 80'
- 120'
- 250'
- As long as my lines are sized accordingly, it doesn't matter
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