GREEN APU UNITS Auxiliary Power Units | Truck Apu & Semi Truck Apu Skip to main content

Industry-leading technical support available 24/7

By Phone

We have knowledgeable Green APU representatives available to answer your call at any time, 365 days a year. (877) 751-0686

By Text

We have quick and responsive answers to your questions at your fingertips with our instant live chat representatives.

Email

Need to send us a detailed message? Our email support team will get back to you within 24-48 hours.

Green APU Maintenance

Green APU recommends regular maintenance at its service locations, offering thorough inspections and additional checks to keep your unit running at peak reliability, minimizing downtime and maximizing long-term performance.

Maintenance Schedule

Star Edition APU - Every 1000 Work Hours

Maintenance Check Consists Of:
  • Checking the oil level before changing it
  • Oil change
  • Replacing the fuel filter
  • Replacing the air filter
  • Replacing the oil filter
  • Checking the connection to the AC system and its efficiency
  • Checking all the water hose connections to locate any leaks
  • Washing / changing the filter on the HVAC in the tractor cab
  • Cleaning the AC system’s condenser
  • Washing the entire engine if necessary
  • Checking the condition and tension levels of the compressor and alternator belts

Find a service location.

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Installation Requirements

Properly installing the Green APU unit is critical for to get the most out of your investment. Here is some basic information of the process. Always remember we are here to help with any questions.

Truck Unit Installation

Green APU recommends installing the power unit behind the passenger side diesel tank. A minimum of 24 inches of free space along the frame is recommended. The power unit installation can also be customized to mount in a different location should more space be needed.

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Operations Manual

Download the Green APU operations manual for complete guidance on use, maintenance, and parts information—your essential reference to keep your APU running smoothly and reliably on the road.

How to Operate Your Green APU

 How to Operate Your Green APU