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1. True or False: Chris Hughes and Adam Mufich discovered that there are differences in commissioning requirements across tonnages of the same product line.
2. When you set DIP switches to get the fan to deliver CFM, your actual airflow may not match the setting because the airflow is:
3. True or False: Some inverter-driven equipment only use inverters at the outdoor unit, not the indoor blower.
4. Many inverter-driven system manufacturers recommend _______________ the line set and ______________ the charge.
5. True or False: Blower motor performance will only suffer due to high static pressure; low static pressure is a non-issue.
6. What did Chris and Adam say technicians should do after weighing in the charge?
7. When it comes to line set length, manufacturer specs refer to the _______________ length.
8. How long should technicians allow an inverter-driven system to run and stabilize before commissioning it?
9. What is one way that technicians can force the system into commissioning mode (outdoor unit and indoor fan both running at 100%)?
10. True or False: Some manufacturers can provide RPM and hertz data.
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