Figure 4-2. Revolving frame component relationship.
attachment will require the assistance of another crane,
(3) Position crane-shovel basic unit at end of
or suitable lifting device, and components should be
assembled in the reverse order of removal from shovel
antisway spring eye bolt at lug on revolving frame, then
install boom foot pins through eye bolt; lugs on revolving
frame; lugs on boom foot, then secure with cotterpins.
(1) Assure that crane-shovel basic unit has
Note. Be sure boom foot pins are installed
been prepared for shovel front end attachment
from outside to inside.
(4) Install trip cable (from
bracket) through guide sheave on boom foot, then
connect to lever underneath revolving frame.
cable on boom hoist drum. Wind cables on drums.