Install First Crawler (Continued); Install Second Crawler - Manitowoc 18000 Operator's Manual

18000 OPERATOR MANUAL

Install First Crawler (continued)

See Figure 4-24 for the remaining steps.
12. Unhook chain sling from lugs on crawler frame.
13. Remove chains (1, View G) from between crawler pads
(2) and crawler lugs (3) (four places). Store for future
use.
WARNING
Rotating Drive Shaft Hazard!
Crawler drive shaft rotates at high speed.
• Make sure crawler drive shaft is securely attached at
both ends.
• Make sure guards are in place and securely attached
at both ends during operation.
• Do not attempt to service drive shaft until crane has
been parked and engine stopped.
14. Lift crawler drive shaft (4, View B) off storage bracket (5),
extend shaft, and align holes in drive shaft flanges (6
and 7, View C).
15. Insert flange bolts (8, View C) and locknuts. Torque to 35
ft-lb (48 Nm).
16. Slide drive shaft guard (9) over drive shaft and pin to
carbody (View D).
17. Connect grease lines between carbody and crawler
(Figure 4-18, View D).
18. Retract rear jacks (11) until jack pads (12, View E) are
about 2 ft (61 cm) off the ground.
19. Pin pad support rods (13, View E) in extended position to
tilt jack pads at an angle.
CAUTION
Rear jack pads will strike crawler pads while swinging if
step 19 is not performed.
Legend for
Description
1 Chain with Hook
2 Crawler Pad
3 Crawler Lug
4 Crawler Drive Shaft
5 Storage Bracket
6 Drive Shaft Flange (Carbody)
7 Drive Shaft Flange (Crawler)
8 Flange Bolt (8 each) with Locknut
Manitowoc
Figure 4-24
Published 12-05-17, Control # 032-23
20. Fully retract rear jacks and swing 180° (View A).
Swing slowly while watching rear jack pads as they
approach crawler pads. If crawler pads are tight, it
may be necessary to remove jack pads so they don't
hit crawler pads.
21. Extend rear rotating bed jacks (9, View E) until edge of
tilted jack pad (12) just contacts ground.
22. Pin pad support rods (13, View E) in retracted position
so jack pad hangs freely (parallel with ground). Damage
will occur if this step is not performed.
23. Extend rear jacks (11) to lift crane off carbody pedestals
next to first crawler (15, View A).
24. Remove pedestals (14) from next to first crawler.
25. Retract rear jacks (11) to lower crawler (15) to ground
(View F).

Install Second Crawler

See Figure 4-24 unless otherwise noted.
1. Repeat Install First Crawler steps 1 through 19 for
second crawler.
2. Fully retract rear jacks and swing 180° so jacks are next
to second crawler (16).
3. Extend rear rotating bed jacks (11, View E) until edge of
tilted jack pad (12) just contacts the ground.
4. Pin pad support rod (13, View G) in retracted position so
jack pad hangs freely (parallel with ground). Damage
will occur if this step is not performed.
5. Extend rear jacks to lift crane off pedestals (14) next to
second crawler (16).
6. Remove pedestals and store.
7. Retract jacks to lower crawler to ground.
8. Remove jack pads from rear jacks and store (see
Figure 4-7).
9. Fully retract rear jacks and rotate to stored position
(Figure 4-13, View C).
Item Description
9 Drive Shaft Guard
10 Snap Pin
11 Rear Rotating Bed Jack
12 Jack Pad
13 Jack Pad Support Rod
14 Carbody Pedestal
15 Crawler Assembly (first installed)
16 Crawler Assembly (second installed)
SET-UP AND INSTALLATION
4-37
4