SHAFT 1M7309 - Caterpillar

Install the port block (21) on housing (3). Install the four allen head screws (20) .
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Install Tooling (D) onto the pump housing. Use the dial indicator to determine the end play of shaft (24). Be sure that you move shaft (24) completely in both directions. Use appropriate tools to move shaft (24) .
The thickness of shim (27) should equal the end play measurement plus 0.0508 mm (0.00200 inch). For example, if the end play is 2.1590 mm (0.08500 inch) then the shim thickness should be 2.2098 mm (0.08700 inch).
Record the measurement.
If necessary, grind the shim to the determined measurement.
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Remove four allen head screws (20), port block (21), and the bearing.
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Note: All parts must be in the proper position.
Wrap pistons (30) with string but do not tie the string. Hold the string tight and carefully install rotating group (28) in housing (3). The splines on shaft (24) must engage with splines in retaining ball (32) .
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Install shim (27) .
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Install bearing (26) on shaft (24). Install O-ring seals (25) .
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Install O-ring seal (22) and plate (23) to the port block (21) .
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Install port block (21) on housing (3) .
Install the four allen head screws (20) .
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Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Install spool (18) to body (19). Install spring retainer (17). Install springs (15) and (16). Install seat (14) and O-ring seal (13) to plug (5) .
Install spool (12) to body (19). Install spring retainer (11). Install springs (9) and (10). Install seat (8) and O-ring seal (7) to plug (4) .
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Install fittings (6) and plugs (4) and (5) to compensator valve (1) .
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Position the compensator valve (1) on housing (3). Install four allen head screws (2) and tighten to a torque of 12 N m (9 lb ft).End By: Install the implement pump. Refer to Disassembly and Assembly, "Piston Pump (Implement) - Install".