Model Series (4)
McQuay WMC
Water-Cooled Screw Chiller
32 Fault Codes Available
McQuay PFS
Air-Cooled Scroll Chiller
30 Fault Codes Available
McQuay ALS
Air-Cooled Screw Chiller
McQuay ALS air-cooled screw compressor chiller. Features R-134a refrigerant and microprocessor control. Common in commercial buildings where water-cooled condensers are not practical.
30 Fault Codes Available
McQuay MCS
Modular Chiller System
McQuay MCS modular chiller system with multiple compressor modules for capacity staging. Features individual module isolation for service flexibility. Common in data centers and critical facilities.
30 Fault Codes Available
Disclaimer: All McQuay fault code data is for reference only. Always consult the official McQuay OEM service manual for accurate diagnostic and repair procedures.