Install Boom Butt And Assembled Inserts - Manitowoc 18000 Operator's Manual

18000 OPERATOR MANUAL

Install Boom Butt and Assembled Inserts

See Figure 4-43 for the following procedure.
1. Attach nylon lifting slings from assist crane to top chords
of assembled butt and inserts as shown in View A.
Adjust position of slings so butt and inserts are
horizontal when lifted.
2. Lift butt and inserts into position at connecting holes in
front of rotating bed (View A).
3. Unpin snap pins (1, View C) from keeper plates (2) and
rotate keeper plates out of way (View B).
4. Disconnect hydraulic hoses (3a, View G1) from couplers
(3c) on boom butt.
Thoroughly clean couplers to prevent dirt from
entering hydraulic system.
5. Connect two hydraulic hoses (3a, View G1) from boom
butt to couplers (3b) on left front side of rotating bed.
Thoroughly clean couplers to prevent dirt from
entering hydraulic system.
6. Select and confirm SETUP REMOTE mode.
See Remote Controls in Section 3 for operating
instructions.
7. Using setup remote control, disengage boom hinge pins
(4, View D).
8. Position assembled inserts so connecting holes in butt
line up with connecting holes in rotating bed.
9. Using setup remote control, engage boom hinge pins (4,
View E).
10. Engage keeper plates (2, View C) with groove in boom
hinge pins (5) and install snap pins (1).
11. Lower assembled inserts onto blocking approximately
17 in (432 mm) high.
12. Disconnect slings.
13. Disconnect hydraulic hoses (3a, View G2) from couplers
(3b) on rotating bed.
Legend for Figure 4-43
Item Description
1 Snap Pin
2 Keeper Plate (boom hinge pin)
3a Hydraulic Hoses (boom butt)
3b Hydraulic Couplers (rotating bed)
3c Hydraulic Couplers (boom butt)
4 Boom Hinge Pin
5 17 in (432 mm) Blocking
Manitowoc
14. Connect hydraulic hoses (3a, View G1) to couplers (3c)
on boom butt. This step must be performed to relieve
trapped pressure from boom hinge pin cylinders.
15. Open storage brackets (7, View F1) on boom butt.
16. Remove dust covers from hydraulic hoses on rotating
bed and boom butt.
Thoroughly clean couplers to prevent dirt from
entering hydraulic system.
17. Connect hydraulic hoses (6a, View F1) on butt to
couplers (6b, View F2) on rotating bed.
NOTE These are straight line connections. No hoses will
cross when hoses are correctly connected.
O n c u r r e n t p r o d u c t i o n c r a n e s , h o s e s a n d
corresponding couplers are tagged with numbers
(see
ensure proper hose connection.
Coupler-assist tool (9, View H2) will be required to
connect the large couplers.
18. Close storage brackets (7, View F1) on boom butt.
19. Remove dust covers on hydraulic hoses (8, View J)
between butt and 10 ft (3,0 m) insert.
Thoroughly clean couplers to prevent dirt from
entering hydraulic system.
20. Open storage brackets (10, View J) on boom butt.
21. Connect hydraulic hoses (8, View H1) between butt and
10 ft (3,0 m) insert.
NOTE The quick-couplers are arranged so the hoses can
only be connected one way.
O n c u r r e n t p r o d u c t i o n c r a n e s , h o s e s a n d
corresponding couplers are tagged with numbers
(see
ensure proper hose connection.
Coupler-assist tool (9, View H2) will be required to
connect the large couplers.
22. Close storage brackets (10, View J) on insert.
Item Description
6a Hydraulic Hoses (boom butt)
6b Hydraulic Couplers (rotating bed)
7 Storage Bracket (1 or 2)
8 Hydraulic Hoses (between boom butt and insert)
9 Coupler-Assist Tool
10 Storage Bracket (2)
Published 12-05-17, Control # 032-23
SET-UP AND INSTALLATION
Figure 4-18, View L). Match numbers to
Figure 4-18, View L). Match numbers to
4
4-87