Case 750M Crawler Dozer Service Manual

Table of Contents

1. Contents
2. Introduction
3. Maintenance
4. Engine
5. Power Coupling
6. Hydrostatic Drive
7. Brakes and Controls
8. Hydraulic Systems
9. Hitches, drawbars and implement couplings
10. Tracks and Track Suspension
11. Cab Climate Control
12. Electrical System
13. Lubrication System
14. Dozer Blade and arm
15. Tools
16. Platform, cab, bodywork and decals
17. Specials Tool Index
18. Electrical Schematics
19. Hydraulics Schematics

Manual Extract: Track roller Lower roller – Filling

Prior operation:
Track roller Lower roller – Leakage test (48.138).
1. Turn the shaft so that the mounting surface of the end cap is down and the filler opening is up.
2. Fill the roller with the lubricant, refer to Capacities.
3. Connect an air line that can be controlled to a maximum pressure of 275 kPa, 2.7 bar (40 psi) to the filler hole.
4. Open the valve for the air line to push the lubricant into the outer ends of the roller.
5. Close the valve and disconnect the air line from the roller.
6. Check the oil fill volume by positioning the roller so the oil fill hole is at the top of the roller.
7. Insert a dip stick into the oil fill hole until it contacts the tip of the roller or the idler shaft.
8. The dip stick should read an oil volume level of 5.0 to 8.0 mm (0.195 to 0.315 in) above the top of the shaft.
9. Install and tighten the plug.