Expert A/C Repairs Right Where You Need Them.
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What’s Included
At RT Diesel, we do more than just fix air conditioning—we provide expert diagnostics and repairs for heavy vehicles with both workshop and onsite services available. Our onsite servicing is designed for heavy trucks, earthmoving machinery, and mining vehicles, ensuring minimal downtime and efficient repairs. While we don’t charge per-kilometre fees for local Adelaide jobs (within 50km of Lonsdale), standard labour rates still apply for travel time.
Here’s what’s included in every professional A/C service we provide:
Our workshop and onsite services are tailored to the needs of heavy trucks, 4WDs, earthmoving machinery, and mining vehicles, ensuring your A/C system performs when it matters most.
Onsite Heavy Vehicle Air Conditioning Service
When your heavy vehicle’s air conditioning isn’t performing, bringing it into a workshop isn’t always an option. That’s why RT Diesel offers onsite A/C servicing for heavy trucks, earthmoving machinery, and mining vehicles. Whether you’re at a job site, depot, or in the field, we are fully equipped to handle diagnostics and repairs, helping to reduce downtime and keep your fleet running.
While we don’t charge per-kilometre fees for local Adelaide jobs (within 50km of Lonsdale), standard labour rates apply for travel time. Our service includes leak detection, compressor and condenser checks, electrical testing, and system maintenance—all performed to strict industry standards. We ensure compliance and long-term reliability, keeping you comfortable even in the toughest conditions.
Onsite Heavy Vehicle Air Conditioning Service
What types of heavy vehicles do you service?
We service all heavy vehicles, including trucks, 4WDs, earthmoving machinery, and mining vehicles.
Do you charge extra for onsite servicing?
While we don’t charge per-kilometre fees for local Adelaide jobs (within 50km of Lonsdale), standard labour rates still apply for travel time. Our onsite service is available for heavy trucks, earthmoving machinery, and mining vehicles, ensuring expert A/C repairs with minimal downtime.
Can you fix my A/C on the spot?
Yes, in most cases, we can diagnose and repair your air conditioning system on-site, minimising downtime.
How often should I get my heavy vehicle’s A/C serviced?
We recommend a full inspection and service at least once a year, or more often if you notice weak airflow, strange noises, or reduced cooling.
Do you offer preventative maintenance for fleets?
Absolutely! We provide regular A/C servicing for fleets, ensuring all vehicles stay in peak condition.
What if my A/C needs major repairs?
If a major repair is required, we’ll provide a full diagnosis and options, helping you choose the best solution for long-term reliability.






