New Zealand Certificate in Refrigeration and Air Conditioning (Trades Assistant) (Level 3)

As part of the government’s Targeted Training and Apprenticeships Fund (TTAF) to rebuild New Zealand's economy, this programme is now free^. For terms and conditions, more information, and other programmes covered by this scheme, click here.

Due to high demand, we recommend applying early.

Programme highlights

­­Do you want to shorten your apprenticeship in refrigeration and air conditioning?

Study this programme to cut your apprenticeship by up to a year.

At MIT our refrigeration and air conditioning facilities include a coolroom and up-to-date testing equipment.

Note: There will an extra charge of $136.90 for the Electrical Appliance Service person (EAS) exam and practical assessment, $50 of which is an admin fee and not loanable.

Key facts

Start Month(s) July
Study Location(s) MIT TechPark
Level 3
Domestic fees Free^
Youth Guarantee (fees-free*) Available (eligibility criteria applies)
Programme Code NZ2365

34 weeks (full-time)

Study Method Three days per week
Credits 120
International Fees Not available to international students
Māori and Pasifika Trades Training Scholarship (fees-free*) Available (eligibility criteria applies)
Qualification New Zealand Certificate

Entry requirements


Open entry for domestic students

There are no academic requirements that need to be met to enter this programme.

English language entry requirements

You will need English language competence to undertake this programme which is taught and assessed in English (an assessment may be required if your first language is not English).


Career opportunities

Refrigeration engineer, trades assistant, apprenticeship in refrigeration and air conditioning technician.

Programme structure

You will need to complete the below seven courses (120 credits):
Level 2

251.201 Core Engineering Practical and Safety (15 credits)

Select, use, and care for, engineering hand and power tools, demonstrate knowledge of fasteners used in mechanical engineering, shift loads in engineering installation, maintenance, and fabrication work, and apply safe working practices on an engineering work site.  Demonstrate knowledge of workplace health and safety requirements.  Demonstrate knowledge of common first aid conditions and how to respond to them and provide first aid for life threatening conditions

253.227 Electrical Theory Electromotive Force and Magnetism (15 credits)

Explain the properties of conductors, insulators, and semiconductors and their effect on electrical circuits and demonstrate knowledge of electromotive force and electromagnetism theory

Level 3

251.305 Core Engineering Calculations Materials and Engineering Drawing (15 credits)

Demonstrate knowledge of mathematics and mechanics, interpret heating, ventilating and air conditioning drawings. Demonstrate knowledge of common engineering materials and metals. Demonstrate knowledge of safety on engineering work sites.

253.348 Refrigeration Principles and Operations (30 credits)

Demonstrate knowledge of ozone depletion, global warming, and refrigeration and air conditioning principles and applications.  Assemble commercial refrigeration and air conditioning system components

253.349 Refrigeration Assembly and Site Safe (15 credits)

Fabricate and assemble commercial refrigeration and air conditioning system, and complete a site safe

253.350 Electrical Safety and Electrical Appliance Servicing (15 credits)

Demonstrate knowledge and practical skills required for Electrical Service Technicians – Demonstrate knowledge of electrical safety and safe working practices, isolate and test low-voltage electrical sub circuits, and test instruments and take measurements

254.361 Welding for Refrigeration and Air Conditioning (15 credits)

Demonstrate and apply knowledge of safe welding procedures, Prepare and purge braze piping for refrigeration and air conditioning and join metals using the torch brazing and soldering processes.

Key dates

To find the start date of your programme intake listed above, please view the trades calendar.

Further training or study

Ongoing study is offered and managed through the relevant ITO (Industry Training Organisation).  You will need to be employed in your trade to complete Level 4 apprenticeship training.  Contact us to find out more about which ITO can support you with your ongoing study.

Information is correct as at October 2019. Programme fees are based on a full-time student and may vary depending on your final selection of courses that make up your programme. To provide you with an indication of costs, the approximate fees quoted in this publication are based on the indicative 2020 fee structure. The indicative programme fees for 2020 do not include the Compulsory Student Services Fee (CSSF). The CSSF is an additional levy to your 2020 programme or course fees. Further information about the CSSF can be found here Programmes stated as eligible for free study in 2020 are based on the 2019 fee structure and subject to funding confirmation for 2020. All fees are in New Zealand Dollars. You will be advised of the current fees at the time of enrolment. All courses and programmes will proceed subject to numbers and academic approval. Manukau Institute of Technology is accredited under the provisions of the Education Act 1989. International students must study in class and will not be able to enrol for online study options.

^Free study for this qualification may be available to you under the government’s Targeted Training and Apprenticeships Fund (TTAF). Visit for eligibility criteria and more information. Students must be eligible to study as a domestic student and meet any other entry criteria as required. Some costs may also apply. Free study is subject to funding confirmation.