Case CX75SR - Releasing Pressure in the Hydraulic System

CHAPTER 5 - LUBRICATION, FILTERS, AND FLUIDS
5-32
Issued 8-04 Bur 6-34551NA
RELEASING PRESSURE IN THE HYDRAULIC SYSTEM
IMPORTANT: Before carrying out any work on the
hydraulic system, there should be no pressure in any
of the circuits.
1. Place the machine on flat, level ground, lower the
attachment to the ground and stop the engine.
2. Turn the starter switch key to the ON position.
CT02D268
Figure 78
3. Lower the function cancellation lever.
CT02C038
Figure 79
4. Operate the control levers from right to left and
front to rear a dozen times approximately.
CT02D057
Figure 80
5. Turn the starter switch key to the OFF position
(shut down).
CT02C195
Figure 81
CX75SR, CX80
6. Loosen the four screws (1) and the plate (2) to
release any possible pressure.
CT02D068
Figure 82
CX135SR
7. Press the button (1) located above the breather
to release any possible pressure.
CT02D050
Figure 83
WARNING: Stop the engine, press the
pressure release button and completely
bleed air from the reservoir.
WARNING: Make sure that you don’t get
scalded with the hydraulic fluid under high
pressure. The temperature should not
exceed 40°C.
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