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APR 110
Term 2
3 credits

Kitchen Appliances: Refrigeration, Ranges & Dishwashers

Domestic refrigeration sealed systems, defrost circuits, icemakers and dispensers, electric and gas range and oven controls, surface elements and burners, dishwasher fill, wash, drain and dry systems, and food-safety-relevant performance checks.

Prerequisites

Course outline

Lectures, virtual labs, and graded assignments — completed in your browser.

01Introduction to appliance repair and safety fundamentalslecture
02Domestic refrigeration principles and componentslecture
03Refrigeration sealed systems: components, diagnosis, and repair basicslecture
04Defrost systems: types, operation, and common issueslecture
05Refrigeration systems and defrost circuit diagnostics lablab
06Icemakers and water dispensers: theory, troubleshooting, and servicelecture
07Electric ranges and ovens: heating elements, controls, and safetylecture
08Gas ranges and ovens: burner operation, ignition, and gas safetylecture
09Range and oven heating/ignition system diagnosticsassignment
10Dishwashers: wash systems, spray arms, and circulation pumpslecture
11Dishwashers: drain systems, motors, and electronic controlslecture
12Dishwasher wash and drain system component replacement lablab
13Midterm review: refrigeration and rangeslecture
14Final exam review: comprehensive appliance systemslecture

Syllabus

# APR 110 — Kitchen Appliances: Refrigeration, Ranges & Dishwashers

Domestic refrigeration sealed systems, defrost circuits, icemakers and dispensers, electric and gas range and oven controls, surface elements and burners, dishwasher fill, wash, drain and dry systems, and food-safety-relevant performance checks.

## Topics
1. Introduction to appliance repair and safety fundamentals
2. Domestic refrigeration principles and components
3. Refrigeration sealed systems: components, diagnosis, and repair basics
4. Defrost systems: types, operation, and common issues
5. Refrigeration systems and defrost circuit diagnostics lab
6. Icemakers and water dispensers: theory, troubleshooting, and service
7. Electric ranges and ovens: heating elements, controls, and safety
8. Gas ranges and ovens: burner operation, ignition, and gas safety
9. Range and oven heating/ignition system diagnostics
10. Dishwashers: wash systems, spray arms, and circulation pumps
11. Dishwashers: drain systems, motors, and electronic controls
12. Dishwasher wash and drain system component replacement lab
13. Midterm review: refrigeration and ranges
14. Final exam review: comprehensive appliance systems

## Grading
- Knowledge checks 10%
- Assignments and labs 30%
- Quizzes 25%
- Final exam 35%

A passing grade of 70% or better is required.