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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.