# CTE Resource Center - Verso - Diesel Equipment Technology III Task 1107399222

# Recharge A/C system using appropriate equipment.

## Definition

Recharging should include

• using proper tools to handle refrigerant recovery and recycling
• determining amount of refrigerant oil to add back into the system before recharge
• using proper refrigerant type based on the system you are working on.

## Process/Skill Questions

• How do you determine the amount of refrigerant to recharge the system?
• What is the process to identify how much oil need to be added back into the system?
• What type of oil is to be used?

## Mathematics

### A.1

The student will
1. represent verbal quantitative situations algebraically; and
2. evaluate algebraic expressions for given replacement values of the variables.

### A.4

The student will solve
1. multistep linear and quadratic equations in one variables algebraically;
2. quadratic equations in one variables algebraically;
3. literal equations for a specified variable;
4. systems of two linear equations in two variables algebraically and graphically; and
5. practical problems involving equations and systems of equations.