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11.10.2.3. Late modifications of a support of ATE

PERFORMANCE ORDER
1. Fix a support in a vice with soft sponges and, being careful, clear a support of brake dust and dirt.
2. Squeeze out plugs of the directing fingers from openings in the holder of a support.
3. Take the piston from a support for what it is possible to give air under low pressure to the brake cylinder through an opening for connection of a brake hose. At the same time instead of brake shoes establish wooden whetstone.
4. Remove wooden whetstone and, being careful, take the piston.
5. Using the wooden or plastic tool, take a sealing ring from a flute in a support opening.
6. Check a condition of all details of a support and replace the worn-out or damaged details.
7. Check a condition of the directing fingers.
8. Pay special attention to the cylinder and the piston. In the presence of scratches, рисок, wear or pointed corrosion it is necessary to replace the piston and the cylinder. It means that it is necessary to replace a support assembled.
9. Irrespective of a state replace all rubber consolidations.
10. Wash out all details in methyl alcohol or pure brake fluid and wipe them. For a clearing of tubes and openings use compressed air.
11. Establish a sealing ring in a support opening.
12. Dip the piston into brake fluid and apply a thin film of brake fluid on an opening for the piston in a support.
13. Install a dustproof cover on the piston so that the internal diameter of a cover was included into a piston flute, and insert the piston into a support.
14. Check correctness of an arrangement of a dustproof cover in the holder of a support, then moisten with soap water new plugs of the directing finger and install them manually into place.