All enquiries admin@australianstockyards.com.au +61 418 594 681 0487 654 330 Request a Brochure For Repairs on Yellow Kelpies please contact the following: Anmar Scales on 1300 854 201 (for Y4K Indicator problems), and Cobo on 07 3807 4866 R420 Troubleshooting Guide Download R420 Troubleshooting Guide PDF