When transporting and erecting piping, treat all other installations as _____.

a. in the way
b. unimportant
c. live installations
d. obstacles


c. live installations

Trades & Technology

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When installing heating cable, fasten the cable to the pipes using fiberglass tape or _____.

a. duct tape b. metal attachments c. plastic cable ties d. vinyl electrical tape

Trades & Technology

The recirculation door is an example of a ________ actuator

A) Variable-position B) Three-position C) Dual-position D) None of these

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The diesel exhaust fluid (DEF) should be refilled ________

A) At least once a month B) Every day, in the morning with a cold engine C) When the warning light comes on D) Weekly

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The short radius on the inside of the duct ell is called the __________.

A. heel B. cheek C. throat

Trades & Technology