SHAFT 2012121 - Caterpillar

8. Install riser (13) and spring (14), if equipped, on the governor shaft. 9. Install spool (18) and ring (19) on seat (17), and use Tool (B) to install ring (20) to hold them in place.10. Install seat (17) on spring (16) and spring (16) on shield (15). 11. Install dashpot assembly (21) on the governor shaft as shown. 12. Install the ring in the lower groove in the governor shaft. Install sleeve (22), spring (24), sleeve (23) and bearing (25) on the governor shaft.13. Use Tool (C) to hold spring (24) in compression, and install the ring in the groove in the governor shaft. 14. Put lever (30) in position on governor servo (26), and install pin (27) to hold the lever in place. Use a hammer and chisel to move the metal (stake) four places 90 degreesapart on the outside surface on both legs of the governor servo to hold pin (27) in place.15. Install the O-ring seal on sleeve (28). Install piston (29) and sleeve (28) in the governor servo as shown. 16. Install valve (31) in the governor servo as shown. 17. Install one lockring (35) in the groove near the center of valve (31). Put sleeve (32), spring (broken link spring) (33) and seat (34) in position on valve (31), and install the other lockring (35) to hold them in place. 18. Put governor servo (26) in position on the fuel injection pump housing with piston (29) engaged over the rack and the lever engaged in the groove in riser (13). 19. If the dowel was removed from block (38), install it in the block 31 0.5 mm (1.22 .02 in) above the outside surface of the block.20. Install bolt (39) in block (38). Install spring (37) on bolt (39).21. Install the stop screw, power setting screw and locknut in collar (36).22. Put collar (36) in position on bolt (39), and install the bolt that holds the collar to the bolt. 23. If dowels (41) were removed from the front governor housing, install them 4.0 0.5 mm (.16 .02 in)above the outside surface of the front governor housing.24. Put block (38) in position on the front governor housing, and install the bolts that hold it.25. If dowels (40) were removed from the front governor housing, install them 6.0 0.5 mm (.24 .02 in)above the outside surface of the front governor housing.
Industrial Engine
Marine Engine 26. Assemble torque spring group (42) in the correct sequence as shown, and install it on block (38).
To avoid possible personal injury and damage to the engine when front governor housing (43) is installed on the fuel injection pump housing, make sure the flange on bolt (39) is behind the shield of the dashpot. If the flange on the bolt is installed on the wrong side of the shield, the riser in the governor will be held in the maximum fuel delivery position.
27. Install the gasket and front governor housing (43) on the fuel