The main difference between an ERV and an HRV is the _____
a. way the heat exchanger core works
b. size of the exhaust fans
c. type of economizer used
d. number of heat exchangers
a
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Which tool uses ink rather than graphite?
a. template c. printer b. technical pen d. carbon
Where would the most concise information about the composition of a shop solvent be found?
A. Factory service manual. B. First aid manual. C. MSDS sheet. D. EPA Website.
The less command scrolls only down, whereas more enables you to scroll down and up.
Answer the following statement true (T) or false (F)
To reset a tripped circuit breaker, the technician should:
A) First turn the breaker off, and then back on. B) Use a wireless breaker tool to reboot the breaker. C) Move the breaker switch to the on position. D) Reinstall the breaker in the electric panel.