EJECTOR AS-EXHAUST 7W0828 - Caterpillar

1. Put blocks in front and behind the front tires. 2. Install a block (1) between the rear frame and axle housing on each side of the machine to prevent side movement of the rear frame.
Stop the engine, lower the bucket to the ground and move the 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.
3. Drain the oil from the hydraulic tank. The capacity of the system is 19.5 U.S. gal. (74 liter). 4. Remove bolts (2) from each end of intermediate drive shaft (3) and remove the drive shaft. 5. Remove bolts (4) and the washers. From the top of the front frame remove the pins that hold the steering cylinder rods.6. Disconnect the brake chamber rod end from the emergency and parking brake. See Remove Emergency and Parking Brake for this procedure.
Open the drain valve on the air tank and remove the air pressure from the system before any brake or air lines are disconnected.
7. Disconnect brake line (5) from the front frame. 8. Remove floor plates (6). 9. Put identification on hydraulic hose assemblies (7), (8), (9) and (10) for correct installation. Disconnect the hose assemblies from the front frame. 10. Disconnect air line (12) from the horn valve and pull it to the front frame.11. Put identification on oil lines (11) for correct installation. Disconnect oil lines (11) from the lift kickout and bucket positioner slave cylinders (the slave cylinders are found under the operators seat).
TYPICAL EXAMPLE12. Install two of tooling (A) under the front frame for support.13. Put a floor jack in position under the output transfer gear case.14. Fasten a lift truck to the rear frame as shown. 15. Remove plate (13) and the shims from the bottom of the front frame. 16. Use one of tooling (A) to push the lower pivot pin out of the frames. 17. Use tooling (B) to remove spacer (14) as shown. The spacer must be removed before separation of the frames can be made. 18. Remove the bolt that holds wire assembly (16) and move the wire assembly from the upper pivot pin plate. Install the bolt in the pivot pin plate.19. Remove the four bolts (15) that hold the pivot pin plate to the frame. 20. Install two 1/2"-13 NC forcing screws in pivot pin plate (17) and remove the upper pivot pin.
TYPICAL EXAMPLE21. Use the lift truck and floor jack to pull the rear frame from the front frame.22. Put blocks under the front of the rear frame for support. Remove the floor jack and lift truck from the rear frame.Connection Of Loader Main Frames
1. Fasten a lift truck to the back of the rear frame.2. Put a floor jack in position under the output transfer gear case. Remove the blocks used for support from under the front of the rear