• Covering all servicing needs across construction, civil, transport and mining
  • Helping you meet safety, compliance and mine-entry requirements with confidence
  • Preventative servicing that reduces downtime and breakdowns

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24/7 Emergency Support

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Certified & Compliant

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Safety-Focused Service

A Close Up of a Yellow Construction Vehicle With a Blue Sky — Wilsons Plant in Shellharbour, NSW

Shellharbour Machinery Air Conditioning

Shellharbour worksites are no place for a broken cab A/C system – especially in summer or during long shifts. Wilsons Plant offers fast, mobile machinery air conditioning repairs and servicing designed to keep your operators comfortable, safe and focused. Whether you're running a single grader or managing multiple machines across a civil or construction site, we’ll come to you with the right tools, parts and know-how to get your system running again. Our team works across all major machinery brands, cabin types and configurations.


From re-gassing and leak testing to replacing clogged filters or repairing compressors, we handle every aspect of plant A/C servicing on-site. Our service is flexible, efficient and built around reducing downtime – because we understand how critical it is to keep your equipment running and your crew cool in the Shellharbour heat.


Call (02) 4285 5297 to arrange a mobile service, request a quote or chat with a technician who knows machinery air con inside and out. We’re here to keep your cabs cool and compliant.

Let Us Make It Happen

Fast, On-Site Cooling Support

At Wilsons Plant, we know how important climate control is for operators working long hours in enclosed cabs. That’s why our machinery air conditioning servicing in Shellharbour is fully mobile and carried out by experienced technicians who understand how these systems perform in tough conditions. We work on excavators, loaders, dumpers, dozers and more – offering repairs, servicing and maintenance that fits around your schedule.


Our mobile units are stocked with refrigerant, replacement filters, hoses, fittings and diagnostic tools. We take care of everything from pressure testing and gas top-ups to cleaning evaporators and repairing blower motors. Each visit is customised to the machine and its condition, with careful attention to airflow, refrigerant levels and system responsiveness.


Shellharbour operators choose us because we respond fast, explain the issues clearly and don’t leave you waiting days for basic service. Whether you’re prepping for a shutdown, experiencing weak airflow or need regular maintenance, we’ll help keep your air con systems reliable and site-ready – without the workshop wait.

A Yellow and Black Excavator is Digging a Hole in a Pile of Dirt — Wilsons Plant in Shellharbour, NSW

Frequently Asked Questions

  • Why is machinery air conditioning important?

    A properly functioning A/C system in heavy machinery is crucial for operator comfort, health and performance – particularly in hot or enclosed work environments. Excessive heat inside the cab can lead to fatigue, dehydration and reduced focus, which may increase the risk of error or accident. Reliable air conditioning supports safety, improves working conditions and helps maintain productivity over long shifts and in demanding environments like Shellharbour.

  • How can I tell if my machinery’s A/C system needs repair?

    Common signs include warm air blowing from vents, weak airflow, odd smells, noisy fans or the system shutting off intermittently. These issues can result from refrigerant leaks, blocked filters, electrical faults, failing compressors or worn-out components. Addressing A/C problems early prevents full system breakdowns, reduces repair costs and helps keep your operators cool, focused and safe – especially on longer jobs in hotter weather.

  • Do technicians provide mobile A/C servicing in Shellharbour?

    Yes – qualified technicians offer mobile air conditioning servicing throughout Shellharbour, including surrounding worksites and depots. They bring the tools, refrigerant and replacement parts needed to inspect, diagnose and repair A/C systems on the spot. Mobile servicing avoids the hassle of transporting machinery off-site, helping you minimise downtime, stay compliant with WHS standards, and maintain comfort and safety for your crew while working in warm or enclosed conditions.