SECTION IV
PREVENTIVE MAINTENANCE
Figure 4-14. Slewing Ring
Check the mounting bolts in the exterior bolt circle using
a suitable torque wrench to be sure they are torqued to
Wash the breather in fuel oil and dry it with compressed
440 foot-pounds (60.8 m-kg).
air before reinstalling it on the pump drive.
CHECK PUMP DRIVE OIL LEVEL
Clean the area around the oil level plug, and then
remove the oil level plug (see Figure 4-15). The oil in the
pump drive should be up to the oil level plug opening.
Be sure the machine is level when checking the oil level.
If the oil is not up to the oil level opening, remove the
breather at the top of the pump drive, and add oil of the
type specified in Section III until the oil reaches the
bottom of the oil level plug opening.
Figure 4-15. Pump Drive Level Plug
1-4-13
