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Sterling 882.00290.00 Figure 17: Low Heat Model (120F to 250F) Air Flow Schematic

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Figure 17: Low Heat Model (120°F to 250°F) Air Flow Schematic

Utilizing -40F dew

point air to

regenerate and cool

the desiccant.

Double wall

constructed

heater housing

and desiccant

container.

Low watt density

heaters, can

operate safely with

minimum air flow.

Regeneration

thermocouple,

monitors and

controls the

regeneration

temperature

Pressure switch, makes

sure the blower is

functioning correctly.

High temperature

snap switches,

monitor the heat

status of the heater

housings.

High pressure

peripheral

regenerative blower.

Dryer valve

13X Molecular

Sieve 8x12

beads.

Process /

Regeneration

Air Filter

Optional Pre-Cooler for

Low Temperature

Operation 120F to 180F

Insulated

stainless steel

drying hopper

Return Air

Temperature

Thermocouple

Position

2-1/2”

Hose

2”

Hose

Dehumidifying Dryers 7Appendix 49 of 53

Contents

Main 15, 30, and 60 CFM Dryers With AP-0 Controls Shipping Information Table of Contents CHAPTER 1: SAFETY................................................................ 5 CHAPTER 2: FUNCTIONAL DESCRIPTION........................... 10 CHAPTER 3: INSTALLATION..................................................14 CHAPTER 4: OPERATION.......................................................19 CHAPTER 5: MAINTENANCE ................................................. 35 CHAPTER 6: TROUBLESHOOTING ....................................... 42 CHAPTER 7: APPENDIX..........................................................45 Chapter 1: Safety 1-1 How to Use This Manual DANGER! 1-2 Safety Tag Information 1-3 Warnings and Precautions 1-4 Responsibility Page Page Chapter 2: Functional Description 2-1 Models Covered in This Manual 2-2 General Description 2-3 Standard Features 2-4 Options 2-5 Safety Devices and Interlocks Page Chapter 3: Installation 3-1 Uncrating the Equipment Note: 3-2 Rigging and Placing the Dryer Note: USE FORK LIFT TRUCK USE Overhead Crane 3-3 Electrical Connections 3-4 Setup Procedures Checking for Proper Blower Rotation Drying Hopper Air Trap Considerations (If Equipped) Installing the Optional Aftercooler 3-5 Initial Start-up Pre-Startup Checks Chapter 4: Operation 4-1 Start-up The process blower starts. 4-2 Controller Description and Operation Page 8.8.8.8 8.8.8.8 Identifying Temperature Controller Keys Setting the Process Air Temperature Restoring the Process Air Temperature Controller (E5CN) Adjustment Level Note: Entering Operating Parameters to Select Modes The SV readout displays the different values for the parameter within a mode. The PV readout will display the different parameters within each mode. The SV readout displays the different values for the parameter within a mode. Figure 6: Settings for Process Temperature Controller (E5CN), Part No. A0567917 Process Air Dew Point Display Figure 7: Typical Dew Point Display Monitor; Part Number A0555757 AT Note: Setting the High Dew Point Alarm Restoring the Process Air Dew Point Meter (E5CK) to Factory Setup Redundant Safety Controller Display Optional Figure 8: Typical Redundant Safety Controller Display; Part No. A0568961 WATLOW Operating Parameters Entering Operating Parameters to Select Modes Figure 9: Setting List for Redundant Safety Controller (WATLOW), Part No. A0568961 4-3 System Operation Procedures Controller Operation (Without Optional Alarm Horn & Reset Button) Note: Page OMRON E5C2 Note: Alarm Display Messages 4-4 Auto-Tuning the Dryer HIGH TEMP PROC BLWR VALVE MTR Page Chapter 5: Maintenance 5-1 Preventative Maintenance Schedule replacement date inspection System model # 5-2 Preventative Maintenance Servicing Process Air Filters Recommendations for Cleaning and Replacing Filters Figure 10: Air Filter Location and Disassembly Vacuuming Cleaning with Compressed Air Servicing the Dew Point Monitor 5-3 Corrective Maintenance Symptoms of Worn Desiccant + FIRST AID + In case of eye contact, immediately flush eyes with plenty of water for at least 15 minutes. SEE A PHYSICIAN IMMEDIATELY IF IRRITATION PERSISTS. Replacing Worn Desiccant Figure 11: Desiccant Bed Location and Disassembly Page Figure 13: Process Heater Location and Disassembly Procedures Replacing/Cleaning the Cooling Coils Figure 14: Cooling Coil Location and Disassembly 6 Troubleshooting 6-1 Introduction HIGH TEMP PROC BLWR Dehumidifying Dryers 6Troubleshooting 43 of 53 VALVE MTR 6-2 Determining Temperature Controller Errors or Sensor Errors Using a Thermocouple 7 Appendix 7-1 Warranty Warranty Liabilities Customer Responsibilities 7-2 Technical Specifications Annex B Information Aftercooler Design Specifications Entering water temp. F C 85F 50F (If used as Plasticizer trap) 29C 7-3 Drawings and Diagrams Figure 15: Standard Model (180F to 250F) Air Flow Schematic Figure 16: High Heat Model (180F to 400F) Air Flow Schematic Figure 17: Low Heat Model (120F to 250F) Air Flow Schematic 7-4 Spare Parts List Figure 18: Level 1 Spare Parts List (Electrical & Mechanical) Dehumidifying Dryers 7Appendix 50 of 53 Page 7-5 Returned Material Policy Credit Returns 7-6 Dryer Identification (Serial Number) Tag 7-7 Technical Assistance Parts Department Service Department Sales Department Contract Department