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SY26U Excavator OMM
7. Adjust the return flow selector valve (3) according to
the optional equipment being installed. It is located
behind the right front access door. The return flow
selector valve regulates the direction of hydraulic oil
flow. There are one-way (4) or two-way (5) positions
for operating optional equipment.
NOTE: A variety of optional one-way and two-way
flow equipment is available for use on this
machine. A hydraulic breaker is an example of
one-way flow equipment; a bucket thumb or
shear
are
equipment.
8. Select the correct operating mode from the monitor. See
"Operating Mode Screen" on page 3-14.
9. Check the hydraulic oil level. See "Check the Hydraulic Oil Level" on page 5-32.
SANY
examples
of
two-way
Operation and Maintenance Manual — 1119
3
flow
Fig. 7-4
Optional Equipment
4
5
0003203
7-5
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