Sterling 60 cfm, SDA Series 25-100 15 cfm, 30 cfm Auto-Tuning the Dryer, Shutting Down the Dryer

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trapped air from the system. Make sure the aftercooler has the proper supply water temperature.

6.Set the process set point on the temperature controller.

7.After the proper pre-drying time for the initial hopper fill has elapsed, fully open the drying hopper slide gate.

Note: To allow proper residence time during continuous processing, maintain the material level in the hopper at the midpoint of the air trap assembly.

Auto-Tuning the Dryer

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

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

3.Press the Level Key again 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.

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.

15, 30, & 60 cfm Compact Dryers

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Contents SDA Series 15, 30, & 60 cfm Compact Dehumidifying Dryers If the Shipment is Not Complete Shipping InformationUnpacking and Inspection Event of Shipping DamageTable of Contents Maintenance How to Use This Manual SafetySafety Symbols Used in this Manual Wear Safety Glasses and Work Gloves Safety Tag InformationGeneral Responsibility ResponsibilityOperator Responsibility Remember Reporting a Safety Defect Maintenance ResponsibilityModels Covered in This Manual Functional DescriptionGeneral Description Mechanical Features Standard FeaturesElectrical Features Controller Features Safety Devices and InterlocksOptions Safety Device Lock-Outs Safety Circuit StandardsFail Safe Operation Uncrating the Equipment InstallationRigging and Placing the Dryer Suggested Lift Rigging for Cart Mount Dryers Suggested Lift Rigging for Machine Mounted Dryers Electrical ConnectionsChecking for Proper Blower Rotation Three-Phase Models Setup ProceduresOptional Aftercooler Installing Water LinesInitial Start-up Drying Hopper Air Trap ConsiderationsShutting Down the Dryer Auto-Tuning the DryerController Description and Operation SwitchesIndicator Lights OperationProcess Air Temperature Controller Lights in the Operation Indicator Section when Lit when Control Output 1 is on. The Out1Lit when Control Output 2 is on. Not used Indicator Name DescriptionAdjustment Level Indicator Name Description Setting the Process Air TemperatureE5CN Operating Parameters Entering Operating Parameters to Select Modes Process Air Dew Point Display Setting the High Dew Point AlarmOptional Controller Operation Dryer Operation ProceduresAlarm Display Messages High Temp Valve MTR Preventative Maintenance Schedule MaintenanceVacuuming Preventative MaintenanceRecommendations for Cleaning and Replacing Filters Servicing Process Air FiltersServicing the Dew Point Monitor Corrective MaintenanceCleaning with Compressed Air Symptoms of Worn DesiccantReplacing Worn Desiccant + First AID +Desiccant Bed Location and Disassembly Replacing the Process/Regeneration Heater ProceduresReplacement Procedures Replacing/Cleaning the Cooling CoilPage Introduction TroubleshootingProc Blwr Using a Thermocouple Determining Temperature Controller Errors or Sensor ErrorsAppendix Technical SpecificationsAftercooler Design Specifications Drawings and DiagramsHigh Heat Model 180F to 400F Air Flow Schematic Level 1 Spare Parts List Electrical & Mechanical Spare Parts ListHI-CORE Desiccant Dryer 15/30/60 CFM Units 30 CFM 60 CFM 120V Control Common Parts 220V Control Common Parts Dryer Identification Serial Number Tag Returned Material PolicySales Department Service DepartmentTechnical Assistance Parts Department