Modifications such as adding a liquid-line solenoid at the outdoor unit, using a hard shutoff thermal expansion valve at the evaporator, and adding a compressor hard-start kit are recommended when:
A) The refrigerant line length is over 40 ft. B) The refrigerant line length is less than 50 ft.
C) The refrigerant line length is over 80 ft. D) The system is converted from 22 to 410a.
C
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An elevator rated at 1,500 lbs. would be marked to carry a maximum of ____ people.
A. 8 B. 10 C. 15 D. 20
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A material is considered hazardous if it causes illness, injury, or death or pollutes water, air, or land.
Answer the following statement true (T) or false (F)
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The health and safety standards required by OSHA have what level of authority?
a. voluntary c. optional b. mandatory d. guidelines
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5 1/4 - 2 5/8 = __________.
Fill in the blank(s) with the appropriate word(s).
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