Sterling 882.00291.00 - Manuals

Chapter 1: Safety 1-1 How to Use This Manual Use this manual as a guide and reference for installing, operating, and maintaining your drying system. The purpose is to assist you in applying efficient, proven techniques that enhance equipment productivity. This manual covers only light corrective mai...

1-2 Safety Tag Information Dryer Safety Tags Hot! Read Operation and Installation Manual High Voltage Earth Ground Inside Enclosure PE Protected Earth Lifting Point Ground 1-3 Warnings and Precautions Our equipment is designed to provide safe and reliable operation when installed and operated within...

; When welding or brazing in or around this equipment, make sure VENTILATION is ADEQUATE . PROTECT adjacent materials from flame or sparks by shielding with sheet metal. An approved FIRE EXTINGUISHER should be close at hand and ready for use if needed. ; Do not restore power until you remove all too...

The operator’s responsibility does not end with efficient production. The operator usually has the most daily contact with the equipment and intimately knows its capabilities and limitations. Plant and personnel safety is sometimes forgotten in the desire to meet incentive rates, or through a casual...

• Shut off power to the dryer when it is not in use. Turn the switch to the OFF position, or unplug it from the power source. Maintenance Responsibility Proper maintenance is essential to safety. If you are a maintenance worker, you must make safety a priority to effectively repair and maintain equi...

Chapter 2: Functional Description 2-1 Models Covered in This Manual This manual provides operation, installation, and maintenance instructions for 15, 30 and 60 cfm dehumidifying dryers. Model numbers are listed on the serial tag. Make sure you know the model and serial number of your equipment befo...

Figure 1: Typical Dryer Air Flow Schematic 2-3 Standard Features Mechanical Features • Dual desiccant beds • Electrically-actuated air valve • 13X Molecular Sieve • Single regenerative process blower • Drying temperature range of 180ºF to 230ºF (82ºC to 110ºC). • 2.5” hose connections Electrical Fea...

• Mercury process heater contactor • Process high temperature alarm light • Process/regeneration heater box • High temperature safety system (Process/Regeneration) Controller Features • Mitsubishi programmable relay controller • Display of process temperature set point and actual settings 2-4 Option...

Safety Circuit Standards Safety circuits used in industrial systems protect the operator and maintenance personnel from dangerous energy. They also provide a means of locking out or isolating the energy for servicing equipment. Various agencies have contributed to the establishment of safety standar...

Chapter 3: Installation 3-1 Uncrating the Equipment Dehumidifying Dryers are shipped mounted on a skid, enclosed in a plastic wrapper, and contained in a cardboard box. 1. Pry the crating away from the skid. Note: Remove the nails holding the box to the skid and lift the box off carefully; avoiding ...

Figure 2: Suggested Lift Rigging for Cart Mount Dryers Caution! Do not use a hoist to move or rig your Drying/Conveying System when it is mounted on a cart! Moving the unit with a hoist will cause it to become unstable and may cause damage to the equipment and/or injury to personnel! Figure 3: Sugge...

Figure 4: Suggested Lift Rigging for Machine Mounted Dryers PROCESS TEMPERATUR E DEW POINT CONT ROL POWE R ON OFF ALAR M POWER ON ON O F F Mounting flange Hopper mounting flanges on 0.75 and can drill to match existing machine throat. Diameter hole: Notes: and 1.5 cu. ft. (20 & 40 liter) hoppers...

3-4 Setup Procedures This section provides the procedures necessary for configuring your Dehumidifying Dryer. Configuration of your dryer includes checking for proper blower rotation, making dryer/drying hopper process air connections and the optional aftercooler (on 15 and 30 cfm models). We recomm...

Drying Hopper Air Trap Considerations Our exclusive air trap assembly on the top of the drying hopper prevents ambient air from contaminating the material being dried. To ensure that your unit will operate at peak efficiency, do the following: • Keep the material level at the mid point of the air tr...

trapped air from the system. Make sure the aftercooler has the proper supply water temperature. 6. Set the process set point on the temperature controller. 7. After the proper pre-drying time for the initial hopper fill has elapsed, fully open the drying hopper slide gate. Note: To allow proper resi...

Chapter 4: Operation 4-1 Controller Description and Operation Identifying Control Panel Indicator Lights and Switches for the Standard Controller Switches Main Power. This switch allows the dryer to receive power from the main power supply (3 phase only). Dryer Control ON/OFF Switch. This switch ene...

Optional Controller – Optional Three Phase Control Panel shown with Optional Dew Point Monitor Process Air Temperature Controller Our dryers use a microprocessor-based PID temperature controller for maintaining process air temperature. The controller is a modular, self-contained unit you can remove ...

Setting the Process Air Temperature When setting the process air temperature, consult with the resin manufacture for the recommended drying temperature. To change the process air temperature set point with the dryer running: • Press to raise the set point to the temperature you want. • Press to lowe...

Figure 7: Settings for Process Temperature Controller (E5CN), Part No. A0567917 Mode Parameter Setting range Default Manuf. setting Run/Stop Run/Stop Run - Operation Alarm value 1 -1999 to 9999 0 25 Mode Parameter Setting range Default Manuf. setting AT execute/cancel ON, OFF OFF Various Temperature...

Note: The dew point alarm monitors and indicates a deviation from the set point. 4-2 Dryer Operation Procedures Controller Operation 1. Turn the disconnect (if applicable) on the control panel to the ON position. Power is applied to the voltage line fuses, line side of the control power switch. 2. T...

4. If either the left or right bed safety temperature switch opens, a regen heater fault is generated. “HIGH TEMP” is displayed on the relay screen. The alarm light is activated. 5. If the process temperature controller faults or the process heater safety switch opens, a heater fault is generated. “...

Chapter 5: Maintenance 5-1 Preventative Maintenance Schedule The checklist below contains a list of items which should be inspected and/or replaced to keep your Portable Drying/Conveying System operating at peak efficiency. Perform each inspection at the regular intervals listed below. System model ...

5-2 Preventative Maintenance This section describes maintenance procedures which will increase the longevity and efficiency of your dehumidifying dryer. Perform them at the regular intervals listed on the dryer checklist on the previous page. Servicing Process Air Filters Caution! Operating the drye...

Cleaning with Compressed Air Blow clean, dry compressed air up and down the pleats, blowing out the filter from the inside out. Remove loose dirt from the filter with compressed air or vacuum from the outside. Caution! DO NOT clean/wash filter with water! After each cleaning: • Inspect the filter el...

WARNING! Handling desiccant material is HAZARDOUS. Wear an N-100 type safety filter mask or equivalent to avoid prolonged breathing of desiccant dust. Wear safety goggles and gloves to avoid contact with eyes and skin. • Handle with adequate ventilation. • Wash hands thoroughly after handling. + FIR...

Figure 10: Desiccant Bed Location and Disassembly Valve & Air Manifold Casting Desiccant Assembly Rod Regeneration Heater Wire Conduit Assembly Lower Air Manifold Casting Gasket Hollow Desiccant Tank Caution! You should properly dispose of any discarded desiccant. Consult local disposal regulati...

Replacing the Process/Regeneration Heater The dehumidifying dryers utilize a single-phase Calrod-type heater element. This heater element is mounted in the center compartment in the desiccant beds. Although the replacement procedure is the same for each heater, the wattage varies by model, voltage, ...

5. Disconnect heater thermostat safety. 6. Pickup and place the top casting in a safe place. 7. Pickup the desiccant can to reveal the heater. 8. Using a 1/8” Allen wrench, remove the four (4) 10-32 screws on the heater plate. 9. Remove the wires to the heater plate assembly being removed or replace...

5. Visually inspect the coil for leaks, dirt, and ant sign of volatiles. 6. Blow the dust out, or if the coil is covered with plasticizer, steam clean it. 7. Place the coil back in its housing. Make sure the gasket is OK, replace if necessary. 8. Inset the four 10-32 bolts back in place. 9. Turn the...

Chapter 6: Troubleshooting 6-1 Introduction The utmost in safety precautions should be observed at all times when working on or around the machine and the electrical components. All normal trouble-shooting must be accomplished with the power off, line fuses removed, and with the machine tagged as ou...

Alarm Message Cause Corrective Action Dryer Status Limit switch may be out of position. Re-adjust the switch to make sure it trips when it is at the high position, and it does not touch the cam when it is at the low position. VALVE MTR The limit switch on the valve may not have been wired correctly....

Chapter 7: Appendix 7-1 Warranty Unless otherwise specified, this product includes a Standard ONE YEAR PARTS WARRANTY. Warranty Specifications The manufacturer hereby expressly warrants all equipment manufactured by it to be free from defects in workmanship and material when used under recommended c...

Customer Responsibilities Any sales, use, or other tax incident to the replacement of parts under this warranty is the responsibility of the purchaser. 7-2 Technical Specifications Annex B Information The following design information is provided for your reference: 1. No modifications are allowed to...

Aftercooler Design Specifications Entering water temp. ºF ºC 85ºF 50°F (If used as Plasticizer trap) 29ºC 10°C (If used as Plasticizer trap) 7-3 Drawings and Diagrams Figure 14: Standard Model (180°F to 230°F) Air Flow Schematic Drying Hopper Filter High Pressure Peripheral Blower Moisture Exhaust R...

Figure 15: High Heat Model (180°F to 400°F) Air Flow Schematic Drying Hopper Filter High Pressure Peripheral Blower Regeneration Make Up Air Moisture Exhaust After-Cooler Process Heater Figure 16: Low Heat Model (120°F to 250°F) Air Flow Drying Hopper Filter High Pressure Peripheral Blower Regenerat...

7-4 Spare Parts List Figure 18: Level 1 Spare Parts List (Electrical & Mechanical) DRYER SPARE PARTS LIST 15, 30, 60 cfm Models 15 CF M 15 CF M 15 CF M 15 CF M 15 CF M 15 CF M 15 CF M 30 CF M 30 CF M 30 CF M 30 CF M 30 CF M 30 CF M 30 CF M 60 CF M 60 CF M 60 CF M 60 CF M 60 CF M 60 CF M Mechanic...

A0571673 220V CONTROL COMMON PARTS ITEM QTY PART # DESCRIPTION 1 1 A0571676 SUBPANEL, 16.75X9.75 2 1 A0570597 CONTROL PANEL, 5.7X12 3 4 1 A0541669 SWITCH, ROCKER, ILLUM, 220VAC, GRN 5 1 A0563801 LITE, 3MM, 220 VAC, RED 6 1 A0541660 LITE, 3MM, 120VAC, GRN 7 2 A0571685 CONTACTOR, MERCURY 2P 30A 8 1 A0...

Warranty Returns Prior to the return of any material, authorization must be given by the manufacturer. A RMA number will be assigned for the equipment to be returned. Reason for requesting the return must be given. All returns are to be shipped prepaid. The invoice number and date or purchase order ...

Our products are sold by a world-wide network of independent sales representatives. Contact our Sales Department for the name of the sales representative nearest you. Contract Department Call [630] 595-1060 Monday–Friday, 8am–5pm CST Let us install your system. The Contract Department offers any or ...