Mcquay Hsa Screw Compressor Service Manual ~repack~ Jun 2026

: Equipped with motor thermistor sensors, discharge thermistors, and internal relief valves. Star-Delta Starting

: These units feature an integrated or external high-efficiency oil separator. The oil serves three functions: activating capacity control, lubricating bearings, and sealing the compression chamber. mcquay hsa screw compressor service manual

The consists of semi-hermetic, single-screw asymmetric compressors often used in large air-cooled and water-cooled chillers like the McQuay AWS and WHS models . These compressors are known for their "StarGate" single-screw technology, which utilizes a main rotor and two gate rotors to achieve balanced compression. Essential Manuals & Documentation : Equipped with motor thermistor sensors