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Manitowoc GROVE RT890E Operator's Manual page 62

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SET-UP AND INSTALLATION
Hydraulic Connection at the Boom Extension . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-46
Electrical Connection at the Boom Extension . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-48
Unfolding/Folding the Deflection Sheave on the 16 ft (4.9 m) Section . . . . . . . . . 4-49
Positioning/Removing the Hoist Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-50
DRIVING WITH RIGGED CRANE AND RIGGED BOOM EXTENSION . . . . . . . . . . . 4-50
Driving Route . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-50
Traveling with Hydraulic Luffing or Manually Offsettable Boom Extension and/or
Inserts Erected. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-51
Adjustment Procedure for Stowage Brackets for Hydraulic Luffing Jib . . . . . . . . . 4-51
Driving the Rigged Crane . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-51
MAINTENANCE WORK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-51
Maintenance Work M1, Monthly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-51
AUXILIARY SINGLE-SHEAVE BOOM TOP (ADDITIONAL EQUIPMENT) . . . . . . . . . 4-52
Identification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-52
Installing/Removing Auxiliary Single-Sheave Boom Top. . . . . . . . . . . . . . . . . . . . 4-52
Removing the Auxiliary Single-Sheave Boom Top . . . . . . . . . . . . . . . . . . . . . . . . 4-53
RIGGING THE AUXILIARY SINGLE-SHEAVE BOOM TOP . . . . . . . . . . . . . . . . . . . . 4-53
Rigging in Transport Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-53
Rigging in Working Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-54
Attaching and Removing Hoist Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-55
Possible Reeving Methods on the Auxiliary Single-Sheave Boom Top. . . . . . . . . 4-55
Lifting Limit Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-55
Setting the Folding Swingaway Extension Offset . . . . . . . . . . . . . . . . . . . . . . . . . 4-56
ERECTING AND STOWING THE SWINGAWAY BOOM EXTENSION . . . . . . . . . . . 4-56
Erecting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-56
Stowing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-62
Connecting and Disconnecting the Hydraulic Boom Extension. . . . . . . . . . . . . . . 4-63
Disconnecting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-64
Swingaway Mounting Adjustment.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-65
4-ii
RT890E

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