At Jeffress Engineering, we are always ready to assist our Customers and business partners.  If you need help with, or information about, any of our equipment, please feel free to contact us by phone, fax or e-mail. Listed below are various Engineering Information Sheets which may assist you to set-up, maintain or fault-find our products.  They are in the form of Adobe Acrobat .pdf documents and you will need Adobe Reader V8 or later to read them.  We will also post alerts in case of any important updates or issues which may arise. ENGINEERING INFORMATION FOR JEFFCO PRODUCTS SUPPORT ©  Copyright 2010  |  JEFFRESS Engineering Pty Ltd  |  ABN 42 009 668 562  |  Privacy Policy  |  Terms & Conditions of Use  |  Contact Us  Email Alerts If you would like to be added to our e-mail listing to receive updates about our products and services, please send us an e- mail with your full details and we will include you in further editions.  We will not provide your contact information to any other company and we will only send e-mails infrequently.  Please see our Privacy Policy. JEFFRESS  Engineering Pty Ltd 29 Churchill Rd Nth (PO Box 195) Dry Creek  SA  5094 AUSTRALIA Ph: +61 8 8262 8311 Fx: +61 8 8262 8355 Em: sales [at]         jeffress.com.au ABN 42 009 668 562 WD02 Firmware Upgrade for the WD02 Controller to version R2.04 RECOMMENDED WD02 Maintenance of the Sliding Parts of the Bowl Lifting Arm and the Channels in which they operate WD02 Adjustment of the Microswitches which set the Upper and Lower Limits of the Bowl Lifting Arm WD02 Replacement of the Linear Actuator.  Replacement of the Gears and Other Internal Parts of the Linear Actuator. CG03 Upgrading of the Precut Blade in the Model CG03CB and CG03WT. RECOMMENDED CG03 Estimated Parts Life and Suggested Change Schedules for the CG03 Series CG03 Suggested Methods for Sharpening the Cutting Components of the CG03 CG02/265 Series Maintenance of the Cutting Components of the CG02/265 Series