What knowledge and skills make the work of an elevator repairer a highly challenging and complex occupation? (Select all that apply.) ability to read blueprints skill at training other workers knowledge of all building codes and safety regulations ability to use diagnostic equipment sophisticated understanding of electricity

The correct options are;

1) The ability to read blueprints

2) Knowledge of all building codes and safety regulations

3) Ability to use diagnostic equipment

4) Sophisticated understanding of welding

Explanation:

The tasks involved in the installation and repair of elevators includes

1) Diagnose problems with the use of testing equipment

2) Review the blueprints of the elevators to locate parts of the elevator that require repair

3) Completing the connection of electrical networks to equipment and control panels

4) Maintain records of elevator repair tasks and servicing

5) Find the location of a fault in the control systems, motors, switches or breaks of an elevator

6) Adjustment of elevator mechanisms and regulate safety systems