HOSE 2124069 - Caterpillar

The bolt or rod assembly that holds the collets and pin must be tightened after 50 hours of operation.
10. Lower the hoist and remove tooling (A) and the nylon strap. 11. Connect grease line (5) to the head of the lift cylinder.12. Connect oil lines (6) and (7) to the lift cylinder. 13. Install tool (E) to lift the lift cylinder into position the same way it was installed in the topic, REMOVE LIFT CYLINDER.14. Start the machine and move the rod in the cylinder until the bore in the rod end is in alignment with the bore in the loader frame.15. Put the pin in position through the loader frame and rod end of the lift cylinder with the counterbore in the pin toward the inside of the machine. The weight of the pin is 52 kg (115 lb). Make sure the collet is clean and free of oil and grease. 16. Put collet (8) in position in the loader frame. If tooling (F) is not available do Steps 8 and 9 again. 17. Install tooling (F) as shown in the illustration.18. Use tooling (F) to push the collets to the pin with a force of 535 kN (60 ton). 19. Install bolt (9) and washer as shown. Tighten the bolt to a torque of 1800 200 N m (1330 150 lb ft) with tool (D). 20. Put retainer (10) in position on the loader frame. Install the bolts that hold the retainer in place. Tighten the bolts to a torque of 850 27 N m (630 20 lb ft). 21. Install guard assembly (11) on the front of the machine. 22. Connect grease line (12) to the rod end of the lift cylinder. 23. Fasten a hoist and install fender (13) on the machine. 24. Start the machine and remove tooling (G) from under the loader frame. Remove wooden blocks (14) from under the bucket. Lower the bucket and loader frame to the ground.Disassemble Lift Cylinders
Start By:a. remove lift cylinder 1. Fasten a hoist and put lift cylinder (1) in position on tooling (A). Make sure FT1395 Plates (2) are in position on the top and bottom of the rod end.2. Remove tube assembly (3) from the cylinder. The weight is 23 kg (50 lb.). 3. Slowly extend the rod from the cylinder. Install support (6) and strap (5) to hold the rod in position.4. Remove head bolts (4) from the head of the cylinder. 5. Remove rod (7) and head (8) from the cylinder. 6. Loosen the nut that holds the piston in place with tooling (B) approximately 19.1 mm (.75 in). Remove tooling (B). 7. Move the head and piston into the cylinder. Install two of the long head bolts (4). Slowly extend the rod to pull the piston loose from the rod. Remove two bolts (4). 8. Slowly extend the rod from the cylinder. Fasten a hoist to piston (9). Remove nut (10) and remove piston (9) from the