Maintenance Intervals | Sterling Plumbing 882 00276.00 instruction

Section 5: Maintenance

5.1 Maintenance Intervals

		Check warning signs on equipment for good legibility
	Daily:	and completeness.

	Weekly:	Check function of the “On/Off” Switch.

	Every 3	Check shear plate in “DD” dosing station, and wiper in
	Every 3	“DT” dosing station.
	months:	“DT” dosing station.

		Check that all electrical and mechanical connections
	Every 6	are tight.
	months:	Check adjustment of the level probes (optional).
		Check adjustment of the level probes (optional).

	Annually:	Check dosing disc in dosing station DD/DT.

	Each time	Clean the dosing station.
	after	Check shear plate or wiper.
	material	Check dosing disc.
	Is changed:	Check dosing disc.

5.2 Removing the Shear plate (DD feeder only)

Removing the shear plate

1. Empty the dosing station.

Figure

2. Open the profile clamp

(B) on the dosing hopper.

3. Remove the dosing hopper from the dosing unit.

4. Open the safety screws at the toggle-type fasteners.

5. Open the toggle-type fasteners on the dosing motor.

Digital Dosing Units

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Image 46

Sterling Plumbing 882 00276.00 specifications Maintenance Intervals, Removing the Shear plate DD feeder only

Contents

SDD Series Digital Dosing Additive Feeders Table of Contents Introduction Digital Dosing Units Controller Keypad and LED Display Keys and Symbols Symbols Unpacking Quick Start-upMounting DT Discs Calibration Number Recipe Setup for Injection MoldingDD Discs Calibration Number DP Discs Recipe Setup for Extrusion Calibration Digital Dosing Units Manufacturer Motor Color Input Number Digital Dosing Units Digital Dosing Units Digital Dosing Units RPM Digital Dosing Units Digital Dosing Units Digital Dosing Units Initial Installation and Operation Initial Installation Electrical diagram of connections Electrical Diagram Diagram of analog inputs Extruder Follower Interface Signal ConverterSignal Converter with AC Power Supply VDC Mini Power Supply Signal Converter with DC Power SupplyInitial Operation Injection Molding Recipe Input Injection Molding Step Step Step Operation Injection Molding Extrusion Constant Standard Recipe Input Extrusion Constant Extrusion Constant, parameter 3 is skipped Step Step Operation Extrusion Constant Extrusion Proportional Extruder Follower Option Recipe Input Extrusion Proportional Step Step Operation Extrusion Proportional Extruder Follower Option Determining the Calibration Weight Calibration Repeat steps 3 and 4 four 4 more times Digital Dosing Units Recipe Storage and Recall Advanced Operations/ Control FunctionsRecipe Storage Recipe Recall Acknowledging Alarms Clearing the Totalizer Alarms Level switches probes Communication Protocol Interfaces Removing the Shear plate DD feeder only MaintenanceMaintenance Intervals Removing the shear plate Installing the shear plate Cleaning the DD Digital Dosing StationDismantling the Dosing Station Installing the Dosing Station Changing the Dosing Disc in the DT Digital Dosing Station Installing the Dosing DiscRemoving the Dosing Disc Removing / Replacing the Wiper in the DT Dosing Station Installing Different Types of Dosing DiscsDD Discs Cleaning the DT Dosing Station DP Discs Calibration Exchangeable StationsDisc Replacing Fuses See Appendix D for fuse part numbers General Troubleshooting Unit Will Not Operate Appendix a TroubleshootingMalfunctions Error Codes Error Codes Injection Molding Determining the Software Setup FactorRecipe Formulas Recipe Limitations for Injection Molding Extrusion Recipe Limitations Extrusion Extrusion Mode Appendix B Basic Parameter SettingsMax. input frequency = Hz Example Probe Example Digital Dosing Units Disc Dosing Factor Disc Guide 20 kg/h DT30 204010F Default Calibration # 150 grams/rev Processing Disc Dosing Factor TableOne 1 for Granule Option Hopper Level Probe Virgin Starter Calibration Parameters Set-up of Factory Set Operating Parameters Ext = Span factor sf calculated using sf=1000/rpm@10vdc Page Station 1 Digital Dosing Unit Station 2 Digital Dosing Unit Side View TOP View General Wiring Diagram for Bauer Motor Page C150 Controller Injection Replacement Motor Order Numbers Appendix D Spare Parts ListDosing Disc/Shear Order Numbers Control System Order Numbers Page Parts Department Service DepartmentTechnical Assistance Sales Department