GASKET 4764929 - Caterpillar

Illustration 1 g06183509
Apply lubricant through the fitting at the base of each boom cylinder.
Illustration 2 g06183534Note: Your machine may have the fittings mounted in a vertical position as shown in the illustration above, or your machine may have the fittings mounted in a horizontal position.
The fittings are at the base of the boom. The fittings can be serviced from the platform on the fuel tank. To lubricate the lower boom bearings, apply lubricant through fittings (1) and (2).
Apply lubricant through fitting (3) for the head end of the VA boom cylinder.
Apply lubricant through fittings (4) and (5) for the boom cylinder rod.Note: To ensure proper lubrication of the lower boom bearings and of the boom cylinder rod end bearings, lubricant should be applied through fittings (1), (2), (4), and (5). Apply lubricant first when the boom is raised and any attachment is suspended. Then apply lubricant when the boom is lowered and the attachment is rested on the ground with a slight downward pressure.
Illustration 3 g06183854
Typical example
Apply lubricant through fitting (6). Fitting (6) is at the connection point of the boom and of the stick.
Illustration 4 g06183864
Typical example
Apply lubricant through fitting (7) on the stick cylinder rod. Apply lubricant through fitting (8) at the connection point of the boom and of the stick. Apply lubricant through fitting (9) at the bucket cylinder head end.
Illustration 5 g06192051
End of fore boom
Apply lubricant through fitting (10) and fitting (13) to lubricate the connection point between the stub boom and the fore boom.
Apply lubricant through fitting (11) to lubricate the stick cylinder head end.
Apply lubricant through fitting (12) to lubricate the rod end of the VA boom cylinder.