When can HFC-134a become combustible in a mobile air condition-ing system?
When can HFC-134a become combustible in a mobile air condition-ing system?
A. When the hoses are removed from the service ports
B. If an A/C system hose breaks and ozone is vented
C. When the A/C system is evacuated
D. If shop air is used in the system in an attempt to check for leaks and HFC- 134a is present
D
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a. No 8 AWG b. No 6 AWG c. No 4 AWG d. No 3 AWG
¿Cuál de las siguientes opciones describe a un transformador que aumenta el voltaje en el lado primario de 120V a 1.200V?
a. Transformador reductor de voltaje b. Transformador convertidor reductor y elevador c. Autotransformador d. Transformador elevador de voltaje
If equals are added to equals, the sums are equal.
Answer the following statement true (T) or false (F)
When a person applies for a job as a professional driver, he or she must
A. be prepared to provide references B. have an interview with an employee of the company C. take a road test D. all of the above