This Operation and Maintenance Manual describes in detail the safety precautions, structural functions of each system, and operation & maintenance method for Model 900XH, 980RH, 780RH, 780VH, 850RH portable screw air compressors driven by CUMMINS QSM11 diesel engine designed and produced by Sullair.
[pdf] The Micro Oil Screw Air Compressor uses two rotors (screws) that rotate in opposite directions. As the screws turn, air is drawn in and compressed. The oil injected into the system lubricates and cools the compressor element while also sealing the gap between the screws.
[pdf] When using a hand held rock drill, it's important to follow the manufacturer's instructions carefully. This includes using the right drill bit for the type of rock you're working with, as well as following the recommended drilling speed and pressure.
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