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Sterling 60 cfm, 30 cfm specifications High Temp Valve Mtr, HEAT COOL 50 SYSTEM NORMAL, Proc Blwr

Models: 30 cfm

1 50

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The following is a list of Alarm Display Messages which can be found on the relay screen:

Temperature Controller Alarm and/or Regen Heater Temp Switch and/or Process Heater Temp Switch and/or

Redundant Temp Safety and/or the blower pressure switch is not detecting pressure.

Valve Motor Time-Out

Blower Overload

No Alarms

HIGH TEMP

VALVE MTR

PROC BLWR

HEAT 15

COOL 50 SYSTEM NORMAL

15, 30, & 60 cfm Compact Dryers

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Sterling 60 cfm High Temp Valve Mtr, HEAT COOL 50 SYSTEM NORMAL, Proc Blwr, Valve Motor Time-Out Blower Overload No Alarms

Contents

SDA Series 15, 30, & 60 cfm Compact Dehumidifying Dryers Part Number Bulletin Number DH1-635.3 EffectiveWe are committed to a continuing program of product improvement DCN No CopyrightShipping Information Unpacking and InspectionIn the Event of Shipping Damage If the Shipment is Not CompleteTable of Contents CHAPTER 4 OPERATIONCHAPTER 1 SAFETY CHAPTER 3 INSTALLATIONCHAPTER 6 TROUBLESHOOTING CHAPTER 5 MAINTENANCECHAPTER 7 APPENDIX 1-1 How to Use This Manual Chapter 1 SafetySafety Symbols Used in this Manual 1-2 Safety Tag Information 1-3 Warnings and PrecautionsRead Operation and Installation Manual Earth Ground Dryer Safety TagsGeneral Responsibility 1-4 ResponsibilityOperator Responsibility REMEMBER Maintenance Responsibility Reporting a Safety DefectChapter 2 Functional Description 2-1 Models Covered in This Manual2-2 General Description What is desiccant?2-3 Standard Features Figure 1 Typical Dryer Air Flow SchematicMechanical Features Electrical Features2-5 Safety Devices and Interlocks 2-4 OptionsController Features residual heat coming out of the desiccant tank prior toSafety Device Lock-Outs Safety Circuit StandardsFail Safe Operation 3-1 Uncrating the Equipment Chapter 3 Installation3-2 Rigging and Placing the Dryer Figure 3 Suggested Lift Rigging for Floor Mounted Dryers Figure 2 Suggested Lift Rigging for Cart Mount DryersNote Floor Mounted Dryers can be lifted by hoist or fork lift 3-3 Electrical Connections Figure 4 Suggested Lift Rigging for Machine Mounted DryersChecking for Proper Blower Rotation Three-Phase Models 3-4 Setup ProceduresMaking Dryer/Drying Hopper Process Air Connections Floor Mount Models 3-5 Initial Start-up Installing Water LinesCaution! Clean the rust-preventing oil from inside the drying hopper Drying Hopper Air Trap ConsiderationsAuto-Tuning the Dryer Shutting Down the DryerChapter 4 Operation 4-1 Controller Description and OperationSwitches Indicator LightsProcess Air Temperature Controller Figure 6 Typical Process Air Temperature Controller PV SVIdentifying Process Air Temperature Controller LED Indicators IndicatorLit when Control Output 1 is on. The Out1 Lit when Control Output 2 is on. Not used inSetting the Process Air Temperature IndicatorAdjustment Level IndicatorThe PV readout will display the different parameters within each mode Setting the High Dew Point Alarm Restoring the Process Air Dew Point Meter E5CK to Factory SetupProcess Air Dew Point Display Optional4-2 Dryer Operation Procedures Controller OperationAlarm Display Messages Note A change will NOT take effect until step 12-c is doneHIGH TEMP VALVE MTR HEAT COOL 50 SYSTEM NORMALValve Motor Time-Out Blower Overload No Alarms PROC BLWRChapter 5 Maintenance 5-1 Preventative Maintenance ScheduleEvery Day Every week5-2 Preventative Maintenance Recommendations for Cleaning and Replacing FiltersFigure 9 Air Filter Location and Disassembly Servicing Process Air Filters5-3 Corrective Maintenance Cleaning with Compressed AirCaution! DO NOT clean/wash filter with water Symptoms of Worn Desiccant+ FIRST AID + SEE A PHYSICIAN IMMEDIATELY IF IRRITATION PERSISTSWARNING! Handling desiccant material is HAZARDOUS Handle with adequate ventilation Wash hands thoroughly after handlingFigure 10 Desiccant Bed Location and Disassembly Caution! You should properly dispose of any discarded desiccantConsult local disposal regulations for more information Figure 11 Required Desiccant Amounts 13X TypeDisconnect and lock out power before you replace heater elements Figure 12 Process/Regeneration Heater Location and DisassemblyProcedures Replacing the Process/Regeneration HeaterReplacing/Cleaning the Cooling Coil Figure 13 Cooling Coil Location and DisassemblyReplacement Procedures If used as an after-Cooler 3 to 4 GPM @ 85F9. Turn the water to the cooling coil back on 8. Inset the four 10-32 bolts back in place15, 30, & 60 cfm Compact Dryers 6-1 Introduction Chapter 6 TroubleshootingHIGH TEMP PROC BLWR Alarm MessageHIGH TEMP Cause6-2 Determining Temperature Controller Errors or Sensor Errors VALVE MTRUsing a Thermocouple Alarm MessageChapter 7 Appendix 7-1 Technical SpecificationsAnnex B Information 7-2 Drawings and Diagrams Aftercooler Design SpecificationsFigure 14 Standard Model 180F to 230F Air Flow Schematic Regeneration MoistureMake Up Air ExhaustFigure 15 High Heat Model 180F to 400F Air Flow Schematic Figure 16 Low Heat Model 120F to 250F Air FlowAfter-Cooler Regeneration MoistureMake Up Air Exhaust High Pressure Peripheral Blower7-3 Spare Parts List Figure 18 Level 1 Spare Parts List Electrical & MechanicalDRYER SPARE PARTS LIST 15, 30, 60 cfm Models Mechanical Components15 CFM HI-CORE DESICCANT DRYER 15/30/60 CFM UNITSDescription 30 CFM 15, 30, & 60 cfm Compact DryersDescription 60 CFM 15, 30, & 60 cfm Compact DryersDescription 15, 30, & 60 cfm Compact Dryers A053404715, 30, & 60 cfm Compact Dryers 7-5 Returned Material Policy 7-6 Dryer Identification Serial Number TagWarranty Returns Credit Returns7-7 Technical Assistance Service DepartmentParts Department Sales Department