Manitowoc CD25, Руководство оператора, Страница: 102 / 160

ATTACHMENTS CD25
5-2
Published 1-06-2017 Control # 579-01
Changing the Boom Head Position (No
Extension)
1. Lower and retract the boom.
2. Lower the block or ball to the ground to take weight off of
the wire rope and boom head.
3. Remove the retaining clip from the rope retention pin,
remove the rope retention pin from the top of the boom
head (Figure 5-4).
4. Remove the lynch pin and the pivot lock pin (Figure 5-4).
5. Position the pin hole in the boom head to align up with
the hole for the desired angle (see Figure 5-2). Insert the
pivot lock pin through the holes and install the lynch pin.
6. Install the rope retention pin and retaining clip into the
top of the boom head (Figure 5-4).
7. Using the hoist control, raise the block or hook ball off of
the ground. Check that the wire rope is engaged in all
the sheaves in the boom, hoist block and hoist drum.
Retaining Pin Locations
Offset Boom Head +30° (Figure 5-5)
Move rope retaining pin from position 1 to position 2 and run
rope between pin #1 and sheave wheel.
a0594
FIGURE 5-3
7407-34
FIGURE 5-4
Pivot Lock Pin
Rope Retention
Pin
8537
FIGURE 5-5
Position 1
Wire Rope
Pin #1
Position 2
Pin #2
Reference Only