Counterweight Removal And Installation; Counterweight Stand Installation; Standard Fabricated Counterweight Installation - Manitowoc Grove RT9150E Operator's Manual

SET-UP AND INSTALLATION
COUNTERWEIGHT REMOVAL AND
INSTALLATION

Counterweight Stand Installation

NOTE: The counterweight stands must be installed on the
front of the carrier before installing or removing the
counterweight.
1. Using an adequate
counterweight stands (1) (Figure 4-13) to the front of the
carrier frame (2) and secure with the hitch pins (3).
1 3
Crushing Hazard!
Adjustment of the counterweight stand supports is
prohibited when the counterweight is resting on them.
The main boom must not be lowered below horizontal
when swinging over the front while the counterweight
supports are installed.
Death or serious injury may occur.
4-12
lifting device, install
7510-3
1
2 3
FIGURE 4-13
DANGER
Published 2-23-2017, Control # 644-00
RT9150E OPERATOR MANUAL
Standard Fabricated Counterweight
Installation
Read and understand the following when removing and
installing the counterweight or counterweight stand, to
the
avoid serious injury or death.
• Outriggers must be fully extended and set and crane
level before installation or removal of counterweight.
• Lifting operations are not permitted with any
counterweight on the carrier deck except for the
removal or installation of the counterweight.
• Boom is not permitted over carrier deck when the
boom angle is less than 30° and any counterweight is
positioned on deck.
• Hookblock is not permitted to come in contact with
counterweight during removal or installation.
• Travel is not permitted with any counterweight on
carrier deck.
1. Rig the crane with three parts of line.
2. The standard 39,000 lb (17,690 kg) fabricated
counterweight may be lifted in one of the following boom
configurations.
0-0-0-0-0
(30 ft radius)
3. Enter RCL code 1100. Refer to RCL Main Menu, page 3-
75.
4. Connect sling assembly to the standard counterweight
using the installation lifting holes (Figure 4-14).
5. Lift and place the counterweight onto the carrier stands.
6. Swing turntable to place the boom over the rear of the
crane.
7. Set the turntable lock pin in the down position.
8. Using the ECOS display lower the counterweight
cylinders into the tubes in the counterweight, refer to
RCL Main Menu, page 3-75.
9. Rotate the cylinders to lock into the counterweight.
10. Raise the counterweight until the display indicates the
counterweight is pre-tensioned.
11. Using the ECOS display, extend the locking cylinders
until the display indicates the counterweight is locked in
place.
DANGER
Boom Configuration
0-0-0-0-50 0-0-0-50-0