User ManualTable of ContentsContents3Introduction5How the guide is organized6Safety procedures7Description9What is the microKool chiller?10Typical Applications10How it works: water-cooled11How it works: air-cooled12Features13Specifications: MPW (water cooled)14Specifications: MPA (air cooled)15Freeze protection requirements16Installation17Unpacking the boxes18Preparing for installation19Connecting process and water lines20Connecting the main power supply21Testing the installation22Entering setpoint deviation parameters23Initial setup24Changing temperature units25Enabling/disabling passcode protection26Selecting the temperature control point28Installing the Auto Start feature30Activating SPI communication32Operation33PC-1 Control features34PC-2 Control features35Positioning the control panel36Entering a passcode37Starting the chiller38Stopping the chiller39Using the pumpdown feature39Performing an Auto Tune40Maintenance43Maintenance schedule44Maintenance schedule p. 245Cleaning evaporators46Cleaning condensers46Refilling the tank47Checking refrigerant charge48Performing system tests49Key/Display test50Input test51Output test52Disable/Enable output monitors53Calibrating temperature sensors54Logging operating hours56Troubleshooting57Before beginning58How to identify the cause of a problem59Shut Down Alarms60Pump alarm60Hi SAF60Lo SAF61Pbr Err61PbS Err61PHS Err62FUS errors62Compressor alarm63Oil Safety alarm63Refrigerant pressure alarm64Low Water Alarm65Freeze Stat Alarm65Warning Alarms66Low Deviation66High Deviation66SPI Communication66System Alarms - ERR codes67Chiller will not power up68Repair procedures69Checking / Replacing fuses69Resetting / Replacing overloads70Replacing the motherboard71Replacing the compressor contactor72Checking the unloader valve73Replacing the freezestat74Appendix A75Customer service information75Warranty information76Appendix B77SPI command pairs77SPI status words, process78SPI status words, machine 179SPI status words, machine 280Parts / Diagrams81PC-1 Wiring82PC-1 Circuit Board83PC-2 Wiring84PC-2 Circuit Board85Size: 2.78 MBPages: 86Language: EnglishOpen manual