10.3.18 Install piston ring band around the piston
and carefully raise until piston is fully into
cylinder (Fig. 31).
10.3.19 Dog off piston line.
10.3.20 Install piston ring band around impact
block and carefully lower the cylinder
Just before the installing band touches the
outer end ring, remove installing band
10.3.22 Lower cylinder down to end ring. Leave
small gap so the end ring can be turned to
line up the bolt holes. Install ring segments
and end ring bolts. Ring segments and
bolts must be installed simultaneously
(Fig. 34). Chamfer on ring segment must
bridge radius between cylinder and flange
10.3.23 Tighten end ring bolts securely.
10.3.24 Lower piston line until piston rests on
10.3.25 Lower tripping device so the pawl will be
engaged in pick-up groove on piston.
10.3.26 Pull trip rope and carefully lift piston until
the piston is just visible above top of upper
10.3.27 Detach crane line from piston, remove eye
bolt and install oil plug.
10.3.28 Carefully lower piston with tripping device
until the hammer can be picked up by the