question_answer

Consider the following steps:

(1) Starting of compressor.

(2) Starting of cooling tower pump

(3) Starting of chiller water pump

(4) Starting of blower motor of cooling coil

The correct sequence of these steps in the starting of a central air conditioning plant using chilled water cooling coil is:

A) 3, 1, 4, 2                      

B) 1, 3, 2, 4

C) 3, 2, 1, 4                      

D) 1, 3, 4, 2