CB Pneumatics is here to help ensure your system is running at peak performance. Whether you need replacement parts, preventative maintenance, or an airlock replaced we can help. Call our service team today and see what they can do to get your vac running like new.

Our skilled pneumatic dealers and service technicians are ready when you need them. Each technician knows your grain vacuum pump system inside and out. Whether you need preventative maintenance or critical components replaced, we’ll keep your grain conveying system running efficiently.
CB Pneumatics stocks a wide range of high quality replacement parts for all types of grain vacs, including grain vac hoses, grain vac attachments, and more. As a leading pneumatic parts supplier, we know downtime costs you money—so we work hard to make sure you have the part you need, when you need it.


CB Pneumatics offers full reconditioning services for all brands of diesel grain vacs, PTO grain vacs, and grain handling machines. As experienced pneumatic grain vac and material transfer system manufacturers, we can restore your equipment to like-new condition and extend the life of your investment.
No, our team is capable of servicing many different brands of vac systems.
Yes, we have a mobile unit that travels from our service shop allowing us to come to you to service your machine.
Our rates vary based on the services needed. We will always give you a quote prior to starting a job so you can approve it or reject it.
How frequently you service your grain vac depends on usage, environment and system type, but as a baseline, light use should get a check-up at least annually while systems in heavy or continuous use merit quarterly or semi-annual maintenance.
Common warning signs that your grain vac needs service or repair include reduced output, unusual noise or vibrations, overheating or frequent shutdowns, oil or water carry-over in air lines, unusual energy consumption or visible air/hose leaks. If you’re experiencing any of this, reach out to us for a service request.
Performing routine maintenance depends on your comfort level. We typically see customers handling basic tasks such as inspecting hoses and cleaning filters themselves. For more involved checks or component replacements, we recommend using our trained technicians to ensure safety and equipment performance.
Filters, belts, hoses, seals and gaskets, safety relief valves and mufflers are among the most frequently serviced or replaced components in a grain vac. Regular inspection helps catch wear before failure.
Yes, clean filters, good lubrication, leak-free hoses and properly functioning components reduce energy waste, prevent over-working the compressor and help your grain vac operate more efficiently and economically.
Call us at 319-214-2570 for immediate service requests.
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