CHAPTER 5 - LUBRICATION, FILTERS, AND FLUIDS
5-40
Issued 8-04 Bur 6-34551NA
HYDRAULIC PUMP
Using a solvent, clean the upper surface of the pump
and the air bleed plug. Remove the air bleed plug (1).
Fill the pump with hydraulic fluid via port (1). Install
and tighten the air bleed plug.
Start the engine and run it at low speed. Loosen the
air bleed plug (1) on the pump. Tighten the plug when
air free fluid comes out of the bleed plug hole. Clean
the area completely.
CX75SR, CX80
CT02D109
Figure 110
CX135SR
CT02D110
Figure 111
ATTACHMENT CYLINDERS
Start and run the engine at low idle speed. Extend
and retract the attachment cylinder rods four or five
times without bringing them to end of stroke. Then
repeat the operation three or four times, this time
bringing the cylinder rods to end of stroke.
SWING REDUCTION GEAR
Start and run the engine at low idle speed. Loosen
the air bleed plug (1) and make sure hydraulic fluid
runs out through this port. If required, shut down the
engine and top up via port (1). Install the plug without
tightening, then start and run the engine at low idle,
leaving it to run until oil begins to run from the orifice.
Tighten the air bleed plug (1) completely. Swing the
upperstructure three times completely to the right
and three times completely to the left.
CX75SR, CX80
CT02D111
Figure 112
CX135SR
CT02D112
Figure 113
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