AS3251C Asphalt Paver Caterpillar

Removal Procedure

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Illustration 1	g01307437

1. Extend the screed. Lower the screed onto a flat, level surface.

2. Remove bolts (2) and deflector plate (1) .

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Illustration 2	g01307446

3. Remove nuts (3) from adjusters (4) .

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Illustration 3	g01307451

4. Remove bolts (6) and sensor housing (5) .

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Illustration 4	g01307452

5. Remove bolts (7) and remove cover (8) .

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Illustration 5	g01394723

6. Disconnect harness assemblies (9) .

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Illustration 6	g01307456

7. Remove nuts (10) from adjusters (11) .

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Illustration 7	g01307470

Note: Raising the screed higher than 114 mm (4.5 inch) before disconnecting the harness assembly may damage the harness assembly.

8. Start the machine. Raise the screed approximately 114 mm (4.5 inch) and place blocks under the screed. Shut off the machine.

9. Disconnect harness assembly (12) from screed plate (13) .

10. Start the machine. Raise the screed in order to clear the studs on screed plate (13). Place blocks under the screed. Shut off the machine and remove screed plate (13). The weight of screed plate (13) is approximately 80 kg (176 lb).

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Illustration 8	g01307489

11. Remove studs (14) from screed plate (13) .

12. In order to remove the heating element, refer to Disassembly and Assembly, "Heating Element (Extender) - Remove".

Installation Procedure

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Illustration 9	g01307489

1. Apply Tooling (A) to the threads of studs (14). Install studs (14) to screed plate (13) and tighten to a torque of 70 ± 12 N·m (51 ± 9 lb ft). Grind studs (14) flush with the bottom of the screed plate.

2. In order to install the heating element, refer to Disassembly and Assembly, "Heating Element (Extender) - Install".

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Illustration 10	g01307470

3. Start the machine. Raise the screed in order to clear the studs on screed plate (13). Install screed plate (13). The weight of screed plate (13) is approximately 80 kg (176 lb). Start the machine. Remove the blocks and lower the screed to approximately 114 mm (4.5 inch). Place blocks under the screed and shut off the machine.

4. Connect harness assembly (12) from screed plate (13) .

5. Start the machine and lower the screed to the ground. Shut off the machine.

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Illustration 11	g01307456

6. Apply Tooling (B) to adjusters (11). Install nuts (10) on adjusters (11). Tighten nuts (10) to a torque of 70 ± 12 N·m (52 ± 9 lb ft).

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Illustration 12	g01394723

7. Connect harness assemblies (9) .

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Illustration 13	g01307452

8. Install cover (8) and bolts (7) .

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Illustration 14	g01307451

9. Install sensor housing (5) and install bolts (6) .

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Illustration 15	g01307446

10. Apply Tooling (B) to adjusters (4). Install nuts (3) on adjusters (4). Tighten nuts (3) to a torque of 70 ± 12 N·m (52 ± 9 lb ft).

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Illustration 16	g01307437

11. Install deflector plate (1) and bolts (2) .