SANY LATIN AMERICA
4-39
SY195/205/215/225C9 Crawler Hydraulic Excavator
Structure and Function
Shop Manual - June 2013
Maximum flow adjustment (pump block
side)
●
Loosen the hexagon nut (808), and tighten
(or loosen) hexagon socket head locating
screw (954). No control features except the
maximum
fl
ow changes.
Minimum flow adjustment (pump block
side)
●
Loosen the hexagon nut (806), and tighten
(or loosen) the hexagon socket head locat-
ing screw (953). Though this action is the
same as the adjustment of maximum
fl
ow
and all the other control features do not
change, power required under maximum
output pressure (overflow) is likely to in-
crease if over-tightened. Be careful in this
case.
ZX215-1002033
Output flow Q
Command current I
ZX215-1002034
Output flow Q
Command current I
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