Manitowoc Grove GRT9165, Руководство по обслуживанию

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Published 10-01-2020 Control # 699-00
BOOM GRT9165 SERVICE MANUAL
6. Remove the rear maintenance cover from the right side
of the superstructure. Disconnect the boom electrical
connectors (2 and 3, Figure 4-1). Route the electrical
cable (1) through the superstructure and secure the
cable.
7. Elevate boom to allow access to the telescope hose
disconnects.
8. Disconnect hydraulic lines from the boom telescope
cylinder. Tag and disconnect the telescopic hydraulic
lines. If equipped, also disconnect the hydraulic boom
extension hydraulic hoses.
9. Attach tag lines to the boom as necessary.
NOTE: At this point you can continue to remove the boom
or choose to remove the equipment that is attached
to the boom to prevent it from being damaged. You
can also choose to remove the attached equipment
after the boom has been removed and is supported
on cribbing.
10. Install the front (1, Figure 4-2) and rear (2) boom lift
brackets as follows:
a. Remove retaining pin (4) and pin (5). Loosen nut
(6). Expand the front boom lift bracket (1) to fit over
the boom.
NOTE: Make sure the visual position indicators (3) are
pointed forward for the front bracket.
b. Insert bracket mounting feet (7) in the boom at the
pin hole (Position A) in the boom.
c. Install pin (5) and retaining pin (4). Tighten nut (6) to
secure the mounting bracket.
d. Remove retaining pin (4) and pin (5). Loosen nut
(6). Expand the rear boom lift bracket (2) to fit over
the boom.
e. Make sure the visual position indicators (3) are
pointed to the rear for the rear bracket.
f. Insert bracket mounting feet (7) in the boom at the
pin hole (Position B) in the boom.
g. Install pin (5) and retaining pin (4). Tighten nut (6) to
secure the mounting bracket.
h. Install lifting shackles (9) and straps (10) to the
boom lifting brackets (1 and 2).
i. Connect the lifting straps (10) to a suitable lifting
device.
FIGURE 4-1
2
3
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