SANY LATIN AMERICA
6-30
SY195/205/215/225C9 Crawler Hydraulic Excavator
Testing and Adjusting
Shop Manual - June 2013
Testing and adjusting tools
ID
Part Number
Part Name
—
21008760
Hydraulic Tester
B210770000084
Adaptor
6.12 Control Circuit Oil Pressure - Test and Adjust
6.12.1 Testing
1. Remove the plug (1) for measuring the hy-
draulic pressure.
2. Install the priming adaptor and connect it
to the hydraulic tester.
Use an oil pressure gauge with a capacity
of 6 MPa{61 kgf/cm²}
3. Start the engine and keep it running until
the hydraulic pressure rises to a point with-
in the operational range.
4. Measure oil pressure when the engine is
running at high idle and all control levers
are in a neutral position.
1
2
ZXT215-1004007
CAUTION
●
L o w e r t h e w o r k e q u i p m e n t t o t h e
ground and stop the engine. Operate
the control levers for several times to
release the residual pressure in hydrau-
lic circuits.
●
Open the butterfly nut on the breather
valve and press the relief button to re-
lease pressure in the hydraulic tank.
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