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Question 1 of 10
1. Question
The Ruud inverter system is a communicating system?
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Question 2 of 10
2. Question
How many thermostat wires are needed between the thermostat, indoor unit, and outdoor unit?
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Question 3 of 10
3. Question
Inverter system are available in ½ ton sizes?
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Question 4 of 10
4. Question
In a dual fuel application, how many additional sensors must be installed?
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Question 5 of 10
5. Question
Fault codes can be retrieved at the_______.
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Question 6 of 10
6. Question
Compressor RPM can be as low as _____ RPM?
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Question 7 of 10
7. Question
The compress is _____ phase.
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Question 8 of 10
8. Question
Refrigerant pressure is obtained by use of a _____.
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Question 9 of 10
9. Question
Refrigerant can be checked at _____ speed.
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Question 10 of 10
10. Question
When checking the refrigerant charge in the cooling mode, the indoor temperature must be_____ degrees?
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