2018 Type 3 Practice Exam (9th Edition Manual)

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Last updated 8:41 PM on 5/31/26
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8 Terms

1
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When pressurizing a low-pressure system for leak-detection purposes, do not exceed

10 psig

2
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Which organization establishes the refrigerant safety group standard?

ASHRAE

3
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After all the liquid has been removed from an average 350-ton, low-pressure appliance, approximately how much vapor refrigerant remains in the system?

100 pounds

4
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The rupture disk on a low-pressure chiller has a burst pressure of;


15 psig

5
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In a low-pressure chiller, air and other non-condensables collect at the;


top section of the condenser.

6
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The Standard for machine room safety is;

ASHRAE-15

7
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When leak testing a low-pressure chiller, the maximum pressure to use is;

10 psig

8
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Where is refrigerant added to a low-pressure system during the charging process?

The lowest access point on the system such as the evaporator charging valve.