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Sterling SDAA 25-100 specifications Auto-Tuning the Dryer, Shutting Down the Dryer

Models: SDAA 25-100

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4-4 Auto-Tuning the Dryer

1.For Auto-tuning, press the beige button once. The AT screen will show with the setting OFF.

2.Press the UP arrow to change the setting to ON.

3.Press the beige button again to go back to the Temperature Screen. Your actual temperature will start to flash for about 10-20 minutes with the temperature fluctuating up and down during that period. After the flashing stops, it means auto- tuning has finished.

4-5 Shutting Down the Dryer

1.Turn off the conveying system supplying the drying hopper.

2.When processing is complete, close the hopper slide gate and shut down any in-line companion equipment, such as the aftercooler.

3.Turn the Dryer ON/OFF selector switch to OFF.

4.Turn the system ON/OFF switch to OFF.

5.If needed, empty the drying hopper.

6.For maintenance or a long term shutdown, open (de-energize) the electrical disconnects at the dryer and at the power drop.

Dehumidifying Dryers

Chapter 4: Operation

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Sterling SDAA 25-100 specifications Auto-Tuning the Dryer, Shutting Down the Dryer

Contents

Sdaa 25-100 15-60 cfm Dehumidifying Dryers Shipping Information Table of Contents Maintenance Service Department Sales Department Contract Department Safety Symbols Used in this Manual SafetyHow to Use This Manual Wear Safety Glasses and Work Gloves General Responsibility ResponsibilityRemember Operator ResponsibilityReporting a Safety Defect Maintenance ResponsibilityDehumidifying Dryers Safety General Description Functional DescriptionModels Covered in This Manual What is desiccant? Standard FeaturesMechanical Features Electrical FeaturesOptions Safety Devices and InterlocksController Features Fail Safe Operation Safety Circuit StandardsSafety Device Lock-Outs Rigging and Placing the Dryer InstallationUncrating the Equipment Machine-Mount Dryer Dimensions Floor-Mount Dryer Dimensions Recommended Dryer Lifting Hardware Suggested Lift Rigging for Cart Mounted DryersSuggested Lift Rigging for Machine Mounted Dryers Electrical ConnectionsThree-Phase Models Setup ProceduresChecking for Proper Blower Rotation Making Dryer/Drying Hopper Process Air ConnectionsOptional Aftercooler Installing Water Lines Hose and Hose ClampDrying Hopper Air Trap Considerations Initial Start-up Auto-Tuning the DryerPre-Startup Checks Starting Up the DryerShutting Down the Dryer Start-up OperationController Description and Operation SwitchesIndicator Lights Lit when Control Output 2 is on. Not used Process Air Temperature ControllerLit when Control Output 1 is on. The Out1 Lights in the Operation Indicator Section when Indicator Name DescriptionIdentifying Temperature Controller Keys Setting the Process Air TemperatureE5CN Operating Parameters Tuned prior to dryer startup Adjustment Level Indicator Name DescriptionON, OFF Entering Operating Parameters to Select ModesOptional Setting the High Dew Point AlarmProcess Air Dew Point Display Watlow Operating Parameters Redundant Safety Controller DisplaySetting the Redundant Safety Controller Mode Parameter Setting range Default Manf. setting Dryer Operation Procedures Model Heating Cooling 15 cfm 30 cfm 60 cfm Page Controller Operation With Optional Alarm Horn & Reset Button Page Alarm Display Messages Shutting Down the Dryer Auto-Tuning the DryerPhotocopy this page for your maintenance records MaintenancePreventative Maintenance Schedule Recommendations for Cleaning and Replacing Filters Preventative MaintenanceServicing Process Air Filters VacuumingServicing the Dew Point Monitor Cleaning with Compressed AirSymptoms of Worn Desiccant Corrective MaintenanceReplacing Worn Desiccant First AIDConsult local disposal regulations for more information Replacing the Process Heater ProceduresIntroduction TroubleshootingProblem Possible cause Corrective action Problem Possible cause Corrective action Check resin manufacturer’s data Using a Platinum Resistance Thermometer Determining Temperature Controller Errors or Sensor ErrorsUsing a Thermocouple Warranty Specifications WarrantyWarranty Restrictions AppendixCustomer Responsibilities Warranty LiabilitiesOptional Components Annex B Information Technical SpecificationsAftercooler Design Specifications Drawings and Diagrams Spare Parts ListLevel 2 & 3 Spare Parts List Electrical & Mechanical Warranty Returns Safety Tag InformationDryer Safety Tags Returned Material PolicyLocated on back of Dryer Dryer Identification Serial Number TagTechnical Assistance Service DepartmentParts Department Sales Department