1. Installation and Commissioning
- Install refrigeration and air-conditioning systems, equipment, and components according to specifications.
- Connect electrical, mechanical, and refrigeration components.
- Conduct system testing and commissioning to ensure proper operation.
- Ensure installations comply with technical and safety standards.
2. Preventive Maintenance
- Carry out scheduled inspections and preventive maintenance of refrigeration equipment.
- Clean, inspect, and service compressors, condensers, evaporators, filters, fans, and other components.
- Check refrigerant levels, pressures, temperatures, and electrical connections.
- Identify potential faults before they result in equipment breakdown.
3. Fault Diagnosis and Repairs
- Diagnose mechanical, electrical, and refrigeration system faults.
- Repair or replace defective components and equipment.
- Investigate causes of system failures and recommend appropriate corrective action.
- Test repaired equipment to confirm that it is operating safely and efficiently.
4. Refrigerant Management
- Recover, handle, store, and charge refrigerants safely and responsibly.
- Detect and repair refrigerant leaks.
- Maintain accurate records of refrigerant usage and servicing.
- Follow environmental regulations and safe refrigerant-handling practices.
5. Electrical and Control Systems
- Inspect and troubleshoot electrical circuits, wiring, switches, relays, thermostats, sensors, and control systems.
- Test electrical components using appropriate diagnostic equipment.
- Repair or replace faulty electrical and control components where qualified to do so.
6. Equipment Performance and Efficiency
- Monitor refrigeration systems to ensure optimum performance.
- Check operating pressures, temperatures, energy consumption, and system efficiency.
- Make adjustments and recommendations to improve equipment performance and reduce energy consumption.
7. Safety and Compliance
- Follow occupational health and safety procedures at all times.
- Use appropriate personal protective equipment (PPE).
- Ensure refrigeration work is performed in accordance with applicable regulations and manufacturer requirements.
- Maintain a clean and safe working environment.
8. Documentation and Reporting
- Complete service reports, maintenance records, inspection checklists, and work orders.
- Record faults identified, repairs completed, parts replaced, and refrigerants used.
- Report major equipment faults and maintenance requirements to the supervisor or management.
9. Tools and Equipment
- Maintain and safely operate refrigeration and electrical testing tools and equipment.
- Ensure tools and diagnostic instruments are properly maintained and calibrated where necessary.
- Report damaged or missing tools and equipment.
- Provide technical advice on refrigeration equipment and maintenance requirements.
11. Emergency and Breakdown Response
- Respond promptly to refrigeration and air-conditioning breakdowns.
- Assess emergency faults and take appropriate corrective action.
- Minimize equipment downtime and prevent further damage to systems.
- Escalate complex or major faults to the appropriate supervisor or specialist.
Education and Experience
· Diploma or bachelor’s degree in Refrigeration and Air Conditioning, electrical and electronic engineering, manufacturing engineering, mechanical engineering, or production engineering
· Master’s degree is an added advantage
· Grade Twelve (12) Certificate
· Membership with the relevant professional Body.
· All academic Qualifications must be certified by ZAQA’
· Minimum of 4 years relevant work experience in a food processing industry
