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Air system overview Maintainer Corp. of Iowa installs air systems per the customer’s requirements. They range from small gas powered air compressors to large hydraulic driven rotary screw air compressors. Maintainer Corp. of Iowa designs and installs most hydraulic systems that run the air compressors.
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How to set the Van Air RC 40 Compressor Start by making sure the main hydraulic system pressures are at correct settings. Have the truck running, the hydraulic system engaged, and the system at normal operating temperature. The compressor’s rpm’s are factory set at 840 to 865 RPM (Do not exceed 865 RPM).