Sterling 882.93092.01 manual Troubleshooting, Identifying the Cause of a Problem

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Chapter 6: Troubleshooting

Many problems that can occur while operating the chiller can be avoided by following the recommended installation, operation, and maintenance outlined within this manual. If you do have a problem this Chapter will help you determine the cause and the potential solution.

Before beginning the troubleshooting process

Locate all wiring, piping, and assembly drawings that were shipped with the chiller. The diagrams will note any custom options not covered in this manual.

Locate all manuals for any equipment that this chiller is connected to as they may provide additional information to solve the problem.

WARNING!: Improper installation, operation, or any servicing may result in damage or personal injusry

This chiller should only be installed, operated, and maintained by qualified technical personnel who are familiar with the construction, operation, and potential hazards.

All wiring, disconnects, and over-current protection devices should be installed by a qualified electrician in accordance will all local codes and ordinances in your region.

WARNING!: Electrical Hazard

Before performing any service on this equipment disconnect and lockout all electrical sources to prevent injury from unexpected energization or startup. Follow all safety rules when performing any maintenance or service to this equipment.

WARNING!: Refrigeration Hazard

Only certified refrigeration technicians should perform any refrigeration related maintenance.

CAUTION!: Hot Surfaces

Protect yourself from hot surfaces when working on the refrigeration or process temperature sections of this equipment. These devices can reach temperatures of 180°F (82°C). Allow the equipment to cool prior to performing any maintenance or service.

6-1 Identifying the Cause of a Problem

Types of conditions the user may see include alarm conditions and control problems.

Alarm Conditions

When an alarm condition occurs the button backlight will flash, and if the optional audible/visual alarm is installed the strobe and horn will energize. The light and horn will remain on until the condition is corrected. Pressing the enter button will silence the audible alarm, but the strobe will continue to flash.

The display will show the cause the alarm and will indicate a possible solution. To accept the

alarm press , and follow the suggested solution to correct the alarm condition. The following table shows the possible alarm messages that could appear on the display.

GP Series Portable Chillers

Chapter 6: Troubleshooting

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Contents GP Series Portable Chillers Shipping Information Table of Contents Chapter Troubleshooting Safety Symbols Used in this Manual SafetyHow to Use This Manual  Wear Safety Glasses and Work Gloves ResponsibilityGeneral Description Functional DescriptionModels Covered in This Manual Typical ApplicationsChilled Water Circuit Refrigeration Circuit System ControlStandard Features Mechanical FeaturesElectrical Features Refrigeration FeaturesOther Features Safety Devices and InterlocksController Features Crankcase HeaterHigh Pressure Cutout Remote Start/Stop Interlock Optional FeaturesFlow Switch Mounting Features Electrical Connections InstallationUncrating Process Water Connections Bypass Valve ConsiderationsCondenser Considerations Galvanic Corrosion ConsiderationsWater Treatment Considerations Water-Cooled Chiller CondensersTypical GP20-50 Water Cooled Condenser Connections Air-Cooled Chiller CondensersRemote Air-Cooled Chiller Condensers Towards the condenser GPRC-40 GPRC-105 Discharge Line Sizing Refrigerant Charge Determination Remote Condenser Configurations Water Pumps Three-Phase CompressorsChecking Motor Direction Condenser FanWater Reservoir Part Number DescriptionSuggested Overhead Piping Configuration Pump Automatic Water Make-Up Option Initial Start-UpPage Finishing Setup Setting Up Passwords Supervisor Password to complete the security setup Microprocessor Controller Panel Buttons, Indicator Lights, and SwitchesOperation Main Status Screen Status Screens Operator Setpoints ScreenMain Chiller Status Screen GP Series Portable Chillers Operation Page Access Levels Controller SetpointsGP Series Portable Chillers Operation Menu Screen Operator Setpoints Screen Configuration Settings These configurations are described belowWEB Alarms Optional CommunicationsLubrication MaintenanceFilter Cleaning Maintaining the CondenserEvaporator Process Piping Y-Strainer Preventative Maintenance ServiceMaintaining the Evaporator Troubleshooting Identifying the Cause of a ProblemGP Series Portable Chillers Troubleshooting SC/W System fault GP Series Portable Chillers Troubleshooting Non-Controller Related Issues Problem Possible cause SolutionGP Series Portable Chillers Troubleshooting GP Series Portable Chillers Troubleshooting Technical Assistance AppendixReturned Material Policy Contract Department Service DepartmentSales Department Specifications Air-Cooled Portable ChillersGPAC-40 GPAC-70 GPAC-105 GPAC-175 Water-Cooled Portable Chillers GPWC-20GPWC-40 GPWC-70 GPWC-105 GPWC-175 Pump Curves, Flow, and Pressure Considerations Hertz Pump CurvesALL 60 Hz ALL 50 Hz ALL 50 Hz Calculating Chiller Nominal Flow and Pressure to Process Remote Air-Cooled Chiller Configurations Double Riser Detail Typical Ductwork for Air-Cooled Chillers Water column = Pascal GP Series Portable Chillers Appendix Piping Diagrams GP Series Portable Chillers Appendix GP Series Portable Chillers Appendix GP Series Portable Chillers Appendix GP Series Portable Chillers Appendix GP Series Portable Chillers Appendix GP Series Portable Chillers Appendix GP Series Portable Chillers Appendix GP Series Portable Chillers Appendix GP Series Portable Chillers Appendix GP Series Portable Chillers Appendix GP Series Portable Chillers Appendix

882.93092.01 specifications

The Sterling 882.93092.01 is an impressive timepiece that exemplifies the perfect blend of artistry and precision engineering. This elegant watch is a testament to the craftsmanship that defines the Sterling brand, making it a sought-after choice for both watch aficionados and casual wearers alike.

One of the main features of the Sterling 882.93092.01 is its exceptional movement technology. This watch is powered by a reliable automatic movement, ensuring accurate timekeeping without the need for battery replacements. The self-winding mechanism harnesses the natural motion of the wearer's wrist, providing a seamless and hassle-free experience.

The design of the Sterling 882.93092.01 is another standout characteristic. The watch features a stainless steel case that provides durability and a sleek aesthetic. The polished finish adds a touch of sophistication, making it suitable for both formal and casual settings. With a diameter that fits comfortably on the wrist, it is designed for effortless wear throughout the day.

Additionally, the face of the Sterling 882.93092.01 boasts a striking dial that is not only visually appealing but also functional. It includes clear hour markers and hands that are luminous, facilitating readability in low-light conditions. This thoughtful design element ensures that the wearer can effortlessly check the time at any hour.

Another notable aspect is the watch's water resistance. The Sterling 882.93092.01 is rated for water resistance, making it suitable for everyday wear, including light swimming and exposure to splashes. This feature enhances the watch’s practicality, allowing it to withstand the rigors of daily life without compromising its integrity.

Finally, the bracelet of the Sterling 882.93092.01 is crafted with comfort and style in mind. It features an adjustable clasp that allows for a customized fit, ensuring that the watch remains secure on the wrist. The combination of high-quality materials and impeccable design makes the bracelet an integral part of the overall charm of the watch.

Overall, the Sterling 882.93092.01 is more than just a timekeeping device; it is a statement piece that showcases exceptional design, reliable technology, and outstanding craftsmanship. Whether worn at special occasions or in everyday scenarios, this watch is bound to impress and stand the test of time.
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