D250E Series II and D300E Series II Articulated Trucks Power Train Caterpillar

Assembly Procedure

1. Clean all parts and inspect all parts. If any parts are worn or damaged, use new Caterpillar parts for replacement.

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Illustration 1	g00483828

2. Install valve spool (37) , spring (36) and guide (35) into manifold valve (6) .

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Illustration 2	g00483826

3. Position the O-ring seal and cover (34) onto manifold valve (6) . Install two bolts (33) . Tighten the bolts to a torque of 30 ± 4 N·m (22 ± 3 lb ft) .

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Illustration 3	g00483825

4. Install screen (32) into valve body (3) .

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Illustration 4	g00483824

5. Install stop (31) , spring (30) , slug (29) and spring (28) into valve body (3) . Install dowels (26) and (27) .

   Note: The bottom of dowel (26) should be 8.0 mm (.32 inch) below the outside bottom surface of valve body (3) . Dowel (26) extends into stop (31) .

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Illustration 5	g00483823

6. Install ball (25) , spring (24) and retainer (23) into valve spool (14) . Use Tooling (A) and install ring (22) into valve spool (14) .

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Illustration 6	g00483822

7. Install slug (21) into valve spool (14) .

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Illustration 7	g00483792

8. Install spring (20) , spring (19) , retainer (18) and ring (17) into valve spool (16) .

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Illustration 8	g00483781

9. Install valve spool (16) and spring (15) into valve body (3) .

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Illustration 9	g00483772

10. Install valve spool (14) , spring (13) , spring (12) , spacers (11) and piston (10) into valve body (3) .

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Illustration 10	g00483705

11. Position the O-ring seal and cover (9) onto valve body (3) . Install three bolts (8) . Tighten the bolts to a torque of 30 ± 4 N·m (22 ± 3 lb ft) .

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Illustration 11	g00483702

12. Position plate (7) onto manifold valve (6) and position valve body (3) onto plate (7) .

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Illustration 12	g00483692

13. Position cover (5) onto valve body (3) and install 24 bolts (4) . Tighten the bolts to a torque of 30 ± 4 N·m (22 ± 3 lb ft). Install speed control valve (2) and directional valve (1) into valve body (3) .

End By: Install the transmission hydraulic control valve. Refer to Disassembly and Assembly, "Transmission Hydraulic Control Valve - Install". The information is in this manual.