DOWEL 6M1622 - Caterpillar

Disassembly Procedure
Start By:
Remove the steering metering pump. Refer to Disassembly and Assembly, "Steering Metering Pump - Remove". Note: Cleanliness is an important factor. Before you begin the disassembly procedure, the exterior of the components should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism. Precision components can be damaged by contaminants or by dirt. Perform disassembly procedures on a clean work surface. Keep components covered and protected at all times.Note: Put identification marks on all of the components of the steering metering pump as the components are being removed. All of the components must be reinstalled to original locations and the original orientation.
Illustration 1 g00278434
Remove seven bolts (1) and cap (2) from the gerotor assembly.
Illustration 2 g00278607
Remove O-ring seal (3) from cap (2).
Illustration 3 g00278608
Remove gerotor assembly (4) and spacer (5) from the pump body.
Illustration 4 g00278609
Remove O-ring seal (6) from gerotor assembly (4).
Illustration 5 g00278612
Remove drive (7) and spacer (8) from the pump body.
Illustration 6 g00278613
Remove O-ring seal (9) from the pump body.
Remove sleeve assembly (10) from the pump body.
Illustration 7 g00278614
Sudden release of spring force can cause injury.To prevent the possibility of injury, follow the procedure to relieve the spring pressure.
Disassemble the sleeve assembly.
Remove pin (14).
Remove spool (12) from sleeve (11).
Remove six springs (13) from spool (12).
Illustration 8 g00278615
Remove bearing races (15) and bearing (16) from the pump body.
Illustration 9 g00278616
Illustration 10 g00278657
Turn the pump body onto the opposite side. Remove spiral lockring (17), bushing (18) and O-ring seal (19).
Illustration 11 g00278658
Remove seals (20) from bushing (21).
Illustration 12 g00842687
Remove plug (22), seat (24), ball (26) and retainer (27) from the pump body.
Remove O-ring seals (23) and (25) from seat (24).