The technician should always use a __________ when adding refrigerant to, or removing refrigerant from a system, as proper record keeping regarding refrigerant quantities added to, removed from, or leaking from systems is vital.

What will be an ideal response?


charging scale

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A delta-connected motor has _____.

a. 3 leads b. 6 leads c. 8 leads d. 9 leads

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It takes several hours for a silk larva to complete the construction of its cocoon

Indicate whether the statement is true or false

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What portion of Europe’s population perished as a result of the Thirty Years’ War?

a. 2 percent b. 12 percent c. 20 percent d. 30 percent

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Which part of the drum brake shoe contacts the ledges on the backing plate?

A) Lining table B) Web C) Anchor eye D) Nib

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