Manitowoc VPC-MAX MLC650 - Installing the Fixed Mast Inserts

Manitowoc Published 04-06-18, Control # 231-14 4-55
MLC650 VPC-MAX™ OPERATOR MANUAL SET-UP AND INSTALLATION
4
Installing the Fixed Mast Inserts
See Figure 4-49 for the following procedure.
1. Attach four SL 4 slings (8) to the lifting lugs (1) on the
first fixed mast insert (2).
2. Using the assist crane, lift the insert into position at the
end of the mast butt (3) so the fixed pins (4, View A)
engage the mast butt’s hooked connectors (5).
NOTE: It is acceptable to cantilever both inserts from the
mast butt.
3. Remove the safety pins from the retaining pins (6, View
B) and slide the retaining pins out.
4. Lower the insert until the bottom connection holes align.
5. Slide the retaining pins in to attach the insert to the mast
butt.
6. Install the safety pins.
7. Disconnect the slings from the first insert.
8. Attach the slings to the lifting lugs on the second fixed
mast insert (7).
9. Attach the second insert to the first insert by repeating
step 1
through step 6.