SEAT GP-SUSPENSION 1607186 - Caterpillar

1. Loosen bolts (2) that hold anchor pins (1) in position.2. Pull each of the anchor pins from the head assembly approximately 19.1 mm (.75 in.).3. Open the bleed valves to release any pressure on the brake pistons.
Do not actuate the brakes with brake linings (3) removed. Pistons (4) must not come out of their bores when linings are removed. If the pistons become extended and the seals can be seen, removal of the head assembly is necessary to reinstall the pistons.
4. Remove brake linings (3).5. The thickness of the material on a new brake lining is 27.71 mm (1.091 in.).6. The minimum permissible thickness in the area of most wear for a used brake lining is 15.01 mm (.591 in.). Measure the brake linings at each end. The following steps are for installation of the brake linings. 7. Install brake linings (3) in the head assembly. The clearance between anchor pin (1) and brake disc (5) must not be less than 0.25 mm (.010 in.) and not more than 3.00 mm (.118 in.). If the brake lining to brake disc clearance is less than 0.25 mm (.010 in.), loosen bolt (1) and slide the anchor pin to get the necessary clearance. Tighten bolt (2) to a torque of 45 7 N m (33 5 lb.ft.).8. Close the brake line bleed valves.9. Remove (bleed) the air from the brake system. See Remove Air From The Wheel Brakes (bleed the brakes) in Testing And Adjusting.END BY:a. install tires and rims **This operation is in the 613C Power Train Disassembly And Assembly section.