Sterling 30 cfm, SDA Series 25-100 15 cfm, 60 cfm specifications Proc Blwr

Page 38

Alarm Message

Cause

Corrective Action

Dryer Status

 

 

 

 

HIGH TEMP

The process

The process heater

- Dryer Shuts down:

 

temperature has

contactor has failed in the

- Process blower OFF.

 

exceeded the alarm

closed position. Check

- Process heaters OFF.

 

set point.

heater contactor, replace if

- Regen heaters OFF.

 

The high temperature

necessary.

- Alarm light is ON

 

snap switch of the

 

- Alarm horn is ON.

 

Check the Process Heater

 

process heater box

box high temperature snap

 

 

has tripped.

switch, replace if necessary

 

 

 

The Regeneration heater

 

 

 

contactor has failed in the

 

 

The high temperature

 

 

snap switch on of the

closed position. Check

 

 

regeneration heater

heater contactor, replace if

 

 

boxes has tripped

necessary.

 

 

 

 

 

 

 

Check the high temperature

 

 

 

snap switches on the

 

 

 

regeneration heater

 

 

 

mounting plates, replace if

 

 

 

necessary.

 

 

Process blower

Check the blower fusing, or

 

 

pressure switch is not

the blower motor. Make

 

 

detecting pressure.

sure the wire and hose

 

 

 

connections are correct.

 

PROC BLWR

The process blower

Make sure the process air

 

 

pressure switch did not

filter is clean. Clean or

 

 

detect enough

replace if necessary.

 

 

pressure.

 

 

 

Check the rotation of the

 

 

Process blower

blower.

 

 

overload has tripped.

 

 

 

Check the pressure switch

 

 

Process blower motor

 

 

hose connection. Replace

 

 

has failed.

 

 

hoses or the pressure

 

 

 

 

 

 

switch.

 

 

 

Check the over load rating

 

 

 

against the wiring diagram.

 

 

 

Adjust accordingly.

 

 

 

Check the wiring of the

 

 

 

blower. Make sure it is wired

 

 

 

for the proper voltage.

 

 

 

Check the process blower

 

 

 

fuses for any fault. Replace

 

 

 

if necessary.

 

 

 

Check the blower motor

 

 

 

starter. Replace if

 

 

 

necessary.

 

 

 

Check the blower motor.

 

 

 

Replace if necessary.

 

 

 

Check the incoming voltage

 

 

 

against the name plate of

 

 

 

the dryer.

 

 

 

 

 

15, 30, & 60 cfm Compact Dryers

38

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Contents SDA Series 15, 30, & 60 cfm Compact Dehumidifying Dryers Event of Shipping Damage Shipping InformationUnpacking and Inspection If the Shipment is Not CompleteTable of Contents Maintenance Safety Symbols Used in this Manual SafetyHow to Use This Manual Safety Tag Information Wear Safety Glasses and Work GlovesOperator Responsibility ResponsibilityGeneral Responsibility Remember Maintenance Responsibility Reporting a Safety DefectGeneral Description Functional DescriptionModels Covered in This Manual Electrical Features Standard FeaturesMechanical Features Options Safety Devices and InterlocksController Features Fail Safe Operation Safety Circuit StandardsSafety Device Lock-Outs Rigging and Placing the Dryer InstallationUncrating the Equipment Suggested Lift Rigging for Cart Mount Dryers Electrical Connections Suggested Lift Rigging for Machine Mounted DryersSetup Procedures Checking for Proper Blower Rotation Three-Phase ModelsDrying Hopper Air Trap Considerations Installing Water LinesInitial Start-up Optional AftercoolerAuto-Tuning the Dryer Shutting Down the DryerOperation SwitchesIndicator Lights Controller Description and OperationProcess Air Temperature Controller Indicator Name Description Lit when Control Output 1 is on. The Out1Lit when Control Output 2 is on. Not used Lights in the Operation Indicator Section whenE5CN Operating Parameters Setting the Process Air TemperatureAdjustment Level Indicator Name Description Entering Operating Parameters to Select Modes Optional Setting the High Dew Point AlarmProcess Air Dew Point Display Dryer Operation Procedures Controller OperationAlarm Display Messages High Temp Valve MTR Maintenance Preventative Maintenance ScheduleServicing Process Air Filters Preventative MaintenanceRecommendations for Cleaning and Replacing Filters VacuumingSymptoms of Worn Desiccant Corrective MaintenanceCleaning with Compressed Air Servicing the Dew Point Monitor+ First AID + Replacing Worn DesiccantDesiccant Bed Location and Disassembly Procedures Replacing the Process/Regeneration HeaterReplacing/Cleaning the Cooling Coil Replacement ProceduresPage Troubleshooting IntroductionProc Blwr Determining Temperature Controller Errors or Sensor Errors Using a ThermocoupleTechnical Specifications AppendixDrawings and Diagrams Aftercooler Design SpecificationsHigh Heat Model 180F to 400F Air Flow Schematic Spare Parts List Level 1 Spare Parts List Electrical & MechanicalHI-CORE Desiccant Dryer 15/30/60 CFM Units 30 CFM 60 CFM 120V Control Common Parts 220V Control Common Parts Returned Material Policy Dryer Identification Serial Number TagParts Department Service DepartmentTechnical Assistance Sales Department