XCMG XE210C Operating & Maintenance Manual page 104

XE210C Hydraulic Excavator
l) It is possible to damage the front working equipment by
relying on pressing down the knapper to prop up the lower
machine body. Though it is permitted to prop up the front edge
of lower body within 150mm, but normally this method is not
necessary. You mustn't prop up the front edge of lower body
for over 150mm only relying on pressing down the knapper.
Operating and Maintenance Manual 104
Propping up
Pressing
100mm-150
down
mm
Fig.1-115