Jupiter Institute of Technology

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Maintenance & Repair

Refrigerator Maintenance & Repair

Master cooling system diagnostics, compressor repair, and gas charging for all refrigerator types.

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3 Months
Duration
3
Batches/Week
10
Max Class Size
90%
Hands-on

Course Overview

Refrigerator and freezer repair is an essential skill in Ethiopia's growing economy. From homes to restaurants, hotels to supermarkets — every business needs functioning refrigeration. This 3-month course covers compressor diagnostics, gas charging, thermostat repair, and complete cooling system maintenance.

You'll learn to service all types of refrigerators including domestic, commercial, and deep freezers. The course combines theory with extensive practical work on real appliances.

What You'll Learn

Refrigeration Cycle

Understand the complete refrigeration cycle, components, and how heat transfer works in cooling systems.

Compressor Diagnostics

Test compressors, identify start/run winding faults, replace capacitors, and install new compressors.

Gas Charging & Leak Detection

Safely handle refrigerant gases, detect leaks, evacuate systems, and charge with correct gas amounts.

Thermostat & Electrical Repair

Replace thermostats, test relays, repair control boards, and troubleshoot electrical faults.

Curriculum Breakdown

Month 1

Refrigeration Fundamentals

Refrigeration cycle theory, component identification, safety protocols, and tool usage for refrigeration work.

Month 1

Electrical Systems & Compressors

Electrical circuit testing, compressor types, start relays, capacitor testing, and motor winding diagnostics.

Month 2

Gas Handling & Leak Repair

Refrigerant types, safe handling, evacuation procedures, leak detection methods, and gas charging techniques.

Month 3

Advanced Diagnostics, Commercial Units & Final Assessment

Commercial refrigeration, ice makers, deep freezers, advanced troubleshooting, and final practical exam.

Tools & Equipment You'll Use

Manifold Gauge Set
Vacuum Pump
Gas Detector
Multimeter
Thermometer
Compressor Analyzer
Recovery Machine
Flaring Tool Kit

Your Instructor

Zerihun Mekonnen

Senior Refrigeration Technician

Zerihun has 12 years of experience in refrigeration and air conditioning repair. He has worked with both domestic and commercial refrigeration systems across Ethiopia.

Course Details

Duration 3 Months
Schedule Weekday or Weekend batches
Hours per week 12 hours (3 sessions x 4 hours)
Format In-person, hands-on
Certificate TVET-aligned certificate
Prerequisites None
Tuition Contact for pricing (installments available)

Course FAQ

We follow strict safety protocols. You'll learn proper handling procedures and safety equipment use.

This course focuses on refrigeration, but the skills transfer significantly to AC repair.

Yes, you'll diagnose and repair actual refrigerators and freezers throughout the course.

Become a Refrigeration Expert

In-demand skills for a growing market. Enroll in our 3-month program.

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