SANY LATIN AMERICA
6-26
SY195/205/215/225C9 Crawler Hydraulic Excavator
Testing and Adjusting
Shop Manual - June 2013
6.11 Hydraulic Pressure in Hydraulic Circuits - Test and Adjust
Testing and adjusting tools
ID
Part Number
Part Name
—
60038932
Hydraulic Tester
B210770000084
Adaptor
NOTE: The hydraulic pressure in work equip-
ment, swing and travel (hydraulic pump out-
put) circuits can be viewed on the monitor.
6.11.1 Measuring
1. Preparatory work before measuring
1) Remove the plug (1) and plug (2) for
measuring the hydraulic pressure.
●
Plug (1): For oil circuit of rear pump
●
Plug (2): For oil circuit of front pump
2) Install the priming adaptor and connect
it to the hydraulic tester.
●
Use an oil pressure gauge with a ca-
pacity of 40 MPa {408 kgf/cm²}.
3) Start the engine and keep it running
until the hydraulic pressure rises to a
point within the operational range.
ZX215-1004028
1
2
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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