826K Landfill Compactor, 825K Soil Compactor and 824K Wheel Dozer Engine Supplement Caterpillar

Removal Procedure

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Illustration 1	g03650927
Typical Example

1. Remove panel (1).
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   Illustration 2	g03651588

2. Disconnect temperature sensor (7). Remove bolt (4). Move temperature sensor (7) out of the way.

3. Disconnect hose assemblies (2).

4. Disconnect harness assembly (3).

5. Loosen clamps (5) and (9).

6. Remove bolts (6) and the washers. Remove exhaust gas valve (8).
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   Illustration 3	g03651623

   Note: Note the position of coil assembly (10) for assembly purposes.

7. Remove nut (12), washer (11), and coil assembly (10).
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   Illustration 4	g03651642

8. Remove cage (13).
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   Illustration 5	g03651728

9. Remove cartridge (14).
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   Illustration 6	g03651750

10. Remove O-ring seals (15).
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    Illustration 7	g03651803

11. Remove bolts (16) and the washers. Remove rotary actuator (17).
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    Illustration 8	g03651812

12. Remove O-ring seal (18).

Installation Procedure

1. Install exhaust gas valve (8) in the reverse order of removal.
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   Illustration 9	g03651841

   1. Fill Cavity (X) half way with Tooling (A).

   2. Apply Tooling (B) to rotary actuator (17).

   3. Tighten cartridge (14) to a torque of 35 ± 2 N·m (26 ± 1 lb ft).

   4. Tighten cage (13) to a torque of 50 ± 5 N·m (37 ± 4 lb ft).

   5. Tighten nut (12) to a torque of 20 ± 2 N·m (177 ± 18 lb in).

   6. Tighten clamp (9) to a torque of 8.5 ± 2.0 N·m (75.23 ± 17.70 lb in).

   7. Tighten temperature sensor (7) to a torque of 45 ± 5 N·m (33 ± 4 lb ft) when exhaust gas valve (8) is made of ferrous material. Tighten temperature sensor (7) to a torque of 24 ± 3 N·m (212 ± 27 lb in) when exhaust gas valve (8) is made of non-ferrous material.