HVAC Final Study Guide part 1 Complete Questions & Answers(GRADED A)
This compressor uses pistons and valves to compressor refrigerant. - ANSWER Reciprocating This compressor uses vanes to compress refrigerant. - ANSWER Rotary compressor This compressor is the latest technology for compressor design - ANSWER Scroll pump The manifold gauges should be in this position to pull a vacuum - ANSWER They should all be open What is standing pressure used for? - ANSWER To let you know that there is enough refrigerant to start the system What valve on a reciprocating compressor usually is damaged due to liquid slugging? - ANSWER Suction Valve How do you figure low side running pressure for any refrigerant? - ANSWER -40 degrees from evaporator ambient temperature What compressor deals with liquid refrigerant by bypassing it into the discharge line? - ANSWER Scroll Compressor Can a reciprocating compressor work if the motor is wired to run backwards? - ANSWER Yes How many degrees do you add to the condenser ambient for R-410A when figuring high side running pressure? - ANSWER C/A +25 d
Written for
- Institution
- HVACR
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- HVACR
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- Uploaded on
- April 19, 2024
- Number of pages
- 2
- Written in
- 2023/2024
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- Exam (elaborations)
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- Questions & answers
Subjects
- hvac
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hvac final study guide part 1 complete questions
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this compressor uses pistons and valves to compres
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this compressor uses vanes to compress refrigerant
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this compressor is the latest technology fo
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