CAP SCREW 2H9116 - Caterpillar

Stop the engine, lower the blade to the ground, move control levers backward and forward to release the pressure in the hydraulic system. Slowly, loosen the cap to release any pressure in the hydraulic tank. Let the hydraulic oil become cool before any lines are disconnected in the hydraulic system.
1. Remove guard (1) from the angling cylinder. 2. Disconnect oil lines (2) and (3) from the angling cylinder. Fasten a hoist to the angling cylinder. 3. Remove bolt (4) and retainer (6) that hold pin (5) for the rod end of the angling cylinder to the blade. Remove pin (5). Remove spacers (7). 4. Remove bolt (9) and retainer (10) that hold pin (8) for the head end of the angling cylinder to the C-frame. Remove pin (8). 5. Remove angling cylinder (11). The weight is 29 Kg (65 lb.). The following steps are for installation of the blade angling cylinders.6. Fasten a hoist to the angling cylinder. Put angling cylinder (11) in position in the C-frame and blade.7. Install pin (8) that holds the head end of the angling cylinder in the C-frame. Install retainer (10) and bolt (9) that hold pin (8) for the head end of the angling cylinder in the C-frame.8. Install spacers (7). Install pin (5) that holds the rod end of the angling cylinder in the blade. Install retainer (6) and bolt (4) that hold pin (5) for the rod end of the angling cylinder in the blade.9. Connect oil lines (2) and (3) to the angling cylinder.10. Install guard (1) to the angling cylinder.11. Fill the hydraulic system with oil to the correct level. See the Operation and Maintenance Manual.