Sterling SDA 1000-5100 Maintenance Schedule, Photocopy this page for your maintenance records

Page 41

Chapter 6: Maintenance

6-1 Maintenance Schedule

The checklist below contains a list of items that should be inspected and/or replaced to keep your Large Dehumidifying Dryer operating at peak efficiency. Perform each inspection at the regular intervals listed below.

Dryer Model #

Serial #

EVERY WEEK

Date/

Date/

Date/

Date/

Date/

Date/

Date/

Date/

Date/

Date/

Date/

Date/

Date/

 

By

By

By

By

By

By

By

By

By

By

By

By

By

Inspect all filters for wear, replace/clean if dirty or worn

EVERY MONTH

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Lock out electrical power

 

 

 

 

 

 

 

 

 

 

 

 

 

and inspect electrical

 

 

 

 

 

 

 

 

 

 

 

 

 

wiring for integrity

 

 

 

 

 

 

 

 

 

 

 

 

 

Lock out electrical power

 

 

 

 

 

 

 

 

 

 

 

 

 

and check heater

 

 

 

 

 

 

 

 

 

 

 

 

 

elements for continuity

 

 

 

 

 

 

 

 

 

 

 

 

 

using an ohmmeter

 

 

 

 

 

 

 

 

 

 

 

 

 

Check Dew point and

 

 

 

 

 

 

 

 

 

 

 

 

 

temperature tracking with

 

 

 

 

 

 

 

 

 

 

 

 

 

an external dew point

 

 

 

 

 

 

 

 

 

 

 

 

 

monitor and pyrometer

 

 

 

 

 

 

 

 

 

 

 

 

 

Visually inspect the

 

 

 

 

 

 

 

 

 

 

 

 

 

shifting of the airflow

 

 

 

 

 

 

 

 

 

 

 

 

 

valve during one cycle

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EVERY YEAR

Next Scheduled

Actual Inspection

 

Next Scheduled

Actual Inspection

 

 

 

Inspection

 

Date/By

 

Inspection

 

Date/By

Inspect desiccant. Replace

 

 

 

 

 

 

 

 

 

 

 

 

 

if brown or broken

 

 

 

 

 

 

 

 

 

 

 

 

 

- Photocopy this page for your maintenance records -

Large Dehumidifying Dryers

Maintenance

41

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Contents SDA Large Dehumidifying Dryers With AP0 Controls Unpacking and Inspection Shipping InfoEvent of Shipping Damage If the Shipment is Not CompleteCredit Returns Warranty ReturnsReturns Table of Contents Operation Dryer Identification Serial Number Tag Technical Assistance Safety Symbols Used in this Manual SafetyHow to Use This Manual Wear Safety Glasses and Work Gloves Dryer Safety Tags DescriptionOperator Responsibility ResponsibilityGeneral Responsibility Maintenance Responsibility Reporting a Safety Defect General Description Functional DescriptionModels Covered in This Manual Regeneration Cycle Process/Regeneration CycleSequence of Operation Controller Screen Descriptions Controller DescriptionElectrical Features Standard FeaturesMechanical Features Process Aftercooler OptionsClosed-Loop Regeneration Material Overdrying Protection Recommended Temperature SettingsProcess Air Dust Collector Electrical Options Mechanical OptionsSafety Circuit Standards Safety Devices and InterlocksSafety Device Lock-Outs Fail Safe OperationPage Uncrating the Equipment Mechanical InstallationRigging and Placing Unit Making Electrical ConnectionsChecking Blower Rotation Checking for Proper Blower RotationDryer/Drying Hopper Process Air Connections Making Dryer/Drying Hopper Process Air ConnectionsAftercooler Components & Flow Rates Connecting Aftercooler/Precooler Cooling Water OptionalDrying Hopper Air Trap Using the Drying Hopper Air TrapIndicator Lights SwitchesProcess Air Temperature Controller ControlsLit when Control Output 2 is on. Not used Lit when Control Output 1 is on. The Out1Indicator Name Description Lights in the Operation Indicator Section whenE5CN Operating Parameters Setting the Process Air TemperatureTuned 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 Manf. setting Operation Auto-Tuning the DryerInitial Start-up Pre-Startup ChecksDryer Operation Procedures Page Material Miser OFF Press + to Enable Alarm Display Messages Shutting Down the Dryer Auto-Tuning the DryerPhotocopy this page for your maintenance records MaintenanceMaintenance Schedule Cleaning or Replacing the Process Air Filters Preventative MaintenanceCalibrating the Dirty Filter Alarm Cleaning or Replacing the Regeneration FilterChecking the Dewpoint Control System Replacing the Desiccant Corrective MaintenanceSymptoms of Worn Out Desiccant Replacing the Process Heater Electric Dryers Desiccant Tower AssemblyReplacing the Regeneration Heater Electric Dryers Process Heater Box AssemblyRegeneration Heater Box Assembly Introduction TroubleshootingBasic Troubleshooting Large Dehumidifying Dryers Troubleshooting Alarm Alarm Description Alarm Effect Code AlarmsAlarm Descriptions Using a Platinum Resistance Thermometer Determining Temperature Controller Errors or Sensor ErrorsUsing a Thermocouple Appendix WarrantyAnnex B Information Technical SpecificationsAftercooler Design Specifications Drawings and Diagrams Optional dryer dust collector Spare Parts List Level 3 Mechanical Components Located on back of Dryer Dryer Identification Serial Number TagParts and Service Department Technical Assistance Service DepartmentParts Department Sales Department
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