AC/Refrigerator Paper 2 WASSCE (SC), 2016

Question 4

State the four basic principles guiding a refrigeration technician during mechanical operations in the workshop?

Observation

      

The expected response is:

 

FOUR BASIC PRINCIPLES GUIDING A REFRIGERATION TECHNICIAN DURING MECHANICAL OPERATION IN THE WORK SHOP

(i) Adequate knowledge of the work/what need to be done

(ii) Knowledge of safety/follow approved safety procedure

(iii) Selection of appropriate tools and materials

(iv) Keep all refrigeration mechanism clean and dry Majority of the students responded correctly to this question.