CONTROL GP-JOYSTICK 1879974 - Caterpillar

Governor (Dashpot Governor)
1. Remove cover (1), plate assembly (2), and adapter group (3) from the governor. 2. Remove the bolt that holds collar (4) on the bolt. Remove cover (5) and the spring under the collar. 3. Remove bolts (6) and governor housing (7). Remove the gasket that is under the governor housing. 4. Disconnect two fuel lines (8) from the plate group. Remove seat (9) and spring (10). 5. Remove bolts (12) that hold the plate group (13) on the fuel injection pump housing. Remove the plug from the side of the fuel injection pump housing and install tooling (A).6. Pull the bolt (11) up to put the rack in the center position. The rack is in the center position when it is against tool (A).7. Remove adapter group (13). Keep bolt (11) pulled up to keep the rack in the center position. If the rack is not in the center position, the lever on the bottom of the plate group will prevent the plate group from being removed from the fuel injection pump housing.Install Governor (Dashpot Governor)
Do not install the plate group until drive assembly (3) is removed from the plate group.
1. Remove ring (1), dowel (2), and drive assembly (3) from the plate group. 2. Install tool (A) in the side of the fuel injection pump housing. Move the rack against tool (A). This puts the rack in the center position. The fuel rack must be in the center position so lever (5) can be put in alignment with the groove (slot) in the rack. A small amount of force on the end of tool (A) will be needed to keep the rack in the center position.3. Install plate group (4) on the fuel injection pump housing. Make sure lever (5) aligns with the groove (slot) in the rack. Remove tool (A). 4. Install drive assembly (7) in the drive group. Make sure that the groove in the bottom of the drive assembly is in alignment with the pin in the pinion in the fuel injection pump housing. Make sure hole (6) and hole (9) in gear (8) are in alignment. 5. Install pin (11) that holds drive assembly (7) in position in gear (8).6. Install ring (10) to hold pin (11) in position in the gear. 7. Connect two fuel lines (12) to the plate group.8. Install spring (14) and seat (13). 9. Install gasket (16) and governor housing (15). Install the bolts that hold it in place. 10. Install spring (18) and collar (17) on bolt (19). Install the bolt that holds the collar on bolt (19). 11. Install gasket (22) and adapter group (20) on the governor housing. Make sure lever (21) is in position under collar (17). 12. Put the gasket and plate assembly (24) in position on adapter group (20). Make sure the pin on plate assembly (24) is in the groove (slot) in the collar.13. Install the gaskets and two covers (23) on the plate assembly.14. Check the governor