Manitowoc Published 03-29-17, Control # 064-23 v2 4-55
14000 OPERATOR MANUAL SETUP AND INSTALLATION
NOTE: The mast will rise to approximately 126° as the
gantry is lowered.
9. Lower gantry (View G) with remote control until
counterweight tray (13) is on ground and handling straps
(14 and 16, View F) just start to slacken.
Do not attempt to fully retracted gantry cylinders
when rod ends are pinned to gantry. Damage will
occur.
10. Disconnect handling straps (View F):
a. Unpin handling straps (16) from handling straps (14)
and lower handling straps (16) onto tray for storage.
b. Lower handling straps (14) to vertical.
Keep pins (15, View F) and storage links (17)
pinned to handling straps (14).
11. Travel crane away from counterweights.
12. Raise gantry, as follows:
a. Disengage backhitch pins (12, View F) with remote
control. Keep pins disengaged until gantry is fully
raised.
Visually check that both backhitch pins are fully
disengaged.
b. Raise gantry to working position with remote control
(View H) — backhitch pin holes should be aligned.
The mast will rotate forward as this steps is
performed.
c. Engage backhitch pins with remote control.
Visually check that both backhitch pins are fully
engaged.
d. Install cotter pins in backhitch pins.
e. Do not retract gantry cylinders at this time. They can
remain extended for remaining procedures.
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