Manuals / Sterling / Household Appliance / Dehumidifier

Sterling SDA Series 25-100 Low Heat Model 120F to 250F Air Flow, Exhaust, Drying, Filter, Cooler

Models: SDA Series 25-100

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Page 43

Image 43

Figure 15: High Heat Model (180°F to 400°F) Air Flow Schematic

After-Cooler

Regeneration

MoistureMake Up Air

Exhaust

Filter

High Pressure

Peripheral Blower

	Process	Drying
		Hopper
	Heater

Figure 16: Low Heat Model (120°F to 250°F) Air Flow

Regeneration

MoistureMake Up Air

Exhaust

Filter

High Pressure

Peripheral Blower

	Cooler	Drying
	Cooler	Hopper
		Hopper

15, 30, & 60 cfm Compact Dryers

Page 43

Image 43

Sterling SDA Series 25-100 Low Heat Model 120F to 250F Air Flow, After-Cooler Regeneration MoistureMake Up Air, Exhaust

Contents

SDA Series 15-60cfm Compact Dehumidifying Dryers If the Shipment is Not Complete Shipping InformationUnpacking and Inspection In the Event of Shipping DamageCHAPTER 2: FUNCTIONAL DESCRIPTION Table of ContentsCHAPTER 3 INSTALLATION CHAPTER 1 SAFETY15, 30, & 60 cfm Compact Dryers CHAPTER 5 MAINTENANCECHAPTER 6 TROUBLESHOOTING CHAPTER 7 APPENDIX1-1How to Use This Manual Chapter 1 SafetySafety Symbols Used in this Manual Dryer Safety Tags 1-2Safety Tag Information1-3Warnings and Precautions Read Operation and Installation ManualGeneral Responsibility 1-4ResponsibilityOperator Responsibility REMEMBER Reporting a Safety Defect Maintenance ResponsibilityWhat is desiccant? Chapter 2 Functional Description2-1Models Covered in This Manual 2-2General DescriptionElectrical Features 2-3Standard FeaturesFigure 1 Typical Dryer Air Flow Schematic Mechanical Features2-4Options 2-5Safety Devices and InterlocksController Features Safety Device Lock-Outs Safety Circuit StandardsFail Safe Operation 3-1Uncrating the Equipment Chapter 3 Installation3-2Rigging and Placing the Dryer 15, 30, & 60 cfm Compact Dryers POWER ONDEW POINT 3-3Electrical Connections Floor Mount Models 3-4Setup ProceduresThree-PhaseModels Checking for Proper Blower RotationOptional Aftercooler 3-5Initial Start-upInstalling Water Lines Drying Hopper Air Trap ConsiderationsShutting Down the Dryer Auto-Tuningthe DryerIndicator Lights Chapter 4 Operation4-1Controller Description and Operation SwitchesPV SV Process Air Temperature ControllerIndicator IndicatorLit when Control Output 1 is on. The Out1 Lit when Control Output 2 is on. Not used inIndicator Setting the Process Air TemperatureIndicator Adjustment LevelEntering Operating Parameters to Select Modes IndicatorName DescriptionProcess Air Dew Point Display Setting the High Dew Point AlarmOptional Controller Operation 4-2Dryer Operation ProceduresAlarm Display Messages PROC BLWR HIGH TEMP VALVE MTRHEAT COOL 50 SYSTEM NORMAL Valve Motor Time-Out Blower Overload No AlarmsEvery week Chapter 5 Maintenance5-1Preventative Maintenance Schedule Every DayVacuuming 5-2Preventative MaintenanceFigure 9 Air Filter Location and Disassembly Servicing Process Air FiltersServicing the Dew Point Monitor 5-3Corrective MaintenanceCleaning with Compressed Air Symptoms of Worn DesiccantReplacing Worn Desiccant + FIRST AID +Figure 11 Required Desiccant Amounts 13X Type Figure 10 Desiccant Bed Location and DisassemblyReplacing the Process/Regeneration Heater ProceduresWARNING! Hazardous electrical current present If used as an after-Cooler 3 to 4 GPM @ 85F Replacing/Cleaning the Cooling CoilFigure 13 Cooling Coil Location and Disassembly Replacement Procedures9.Turn the water to the cooling coil back on 8.Inset the four 10-32bolts back in place15, 30, & 60 cfm Compact Dryers 6-1Introduction Chapter 6 TroubleshootingHIGH TEMP Cause PROC BLWRAlarm Message HIGH TEMPCause VALVE MTRUsing a Thermocouple Alarm MessageWarranty Restrictions 7-1WarrantyChapter 7 Appendix Warranty SpecificationsCustomer Responsibilities 7-2Technical SpecificationsAnnex B Information High Pressure Peripheral Blower 7-3Drawings and DiagramsAftercooler Design Specifications Regeneration MoistureMake Up Air ExhaustHigh Pressure Peripheral Blower Figure 16 Low Heat Model 120F to 250F Air FlowAfter-Cooler Regeneration MoistureMake Up Air ExhaustMechanical Components 7-4Spare Parts ListDRYER SPARE PARTS LIST 15, 30, 60 cfm Models 15, 30, & 60 cfm Compact DryersHI-COREDESICCANT DRYER 15/30/60 CFM UNITS 15, 30, & 60 cfm Compact Dryers30 CFM 15, 30, & 60 cfm Compact DryersDescription 60 CFM 15, 30, & 60 cfm Compact DryersDescription Description 15, 30, & 60 cfm Compact DryersA0571672 120V CONTROL COMMON PARTSCredit Returns 7-5Returned Material PolicyService Department 7-6Dryer Identification Serial Number Tag7-7Technical Assistance Warranty Returns15, 30, & 60 cfm Compact Dryers Contract Department