The first step in the diagnostic procedure when attempting to solve an HVAC customer problem is _____
A) Verify customer concern B) Check for technical service bulletins
C) Visual inspection D) Check for diagnostic trouble codes
A
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All of the following service operations should be performed during a routine troubleshooting procedure of an automatic transmission/transaxle fault EXCEPT ________.
A) Checking the line pressure B) A thorough test drive C) Checking the fluid level D) Adjusting the TP sensor
A pole 42'0" high is supported by a cable attached 3'0" from the top of the pole. The cable is fastened to the ground 20'0" from the foot of the pole. Assume the ground is level. What is the length of required cable in feet and inches rounded to the nearer whole inch?
Fill in the blank(s) with the appropriate word(s).
Bimetal elements in room thermostats are usually _____
a. copper-plated b. heat-treated c. spiral-wound d. made of steel
If an air conditioning system is operating with an 80°F return air temperature and a 50°F supply air temperature
A) the large temperature drop indicates excessive airflow B) you should be happy the air is so cold C) the system is operating correctly D) the large temperature drop indicates the airflow is less than required