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Manitowoc 31000 User Manual

Manitowoc 31000
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Reference Only
31000 LUFFING JIB OPERATOR MANUAL
Manitowoc Published 07-23-15, Control # 078-03 4-i
4
SECTION 4
SET-UP AND INSTALLATION
TABLE OF CONTENTS
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Pre-Installation Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
#91 Luffing Jib Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
Configure the #90 Boom and #91 Luffing Jib Tops. . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Set Up #90 Boom . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
Assemble and Attach the Jib Strut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
Assemble and Attach the Lower Half of the Main Strut . . . . . . . . . . . . . . . . . . . . . 4-16
Assemble the Upper Half of the Main Strut. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20
Relocate the Strut Cap from the Jib Strut to the Main Strut . . . . . . . . . . . . . . . . . . 4-27
Raise the Main Strut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-40
Prepare the Jib Strut. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-45
Assemble the Luffing Jib and Attach to #90 Boom . . . . . . . . . . . . . . . . . . . . . . . . . 4-49
Raise the Luffing Jib . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-58
Intermediate Suspension Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-65
Upper Boom Point Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-71
Upper Boom Point Installation — Method 1 . . . . . . . . . . . . . . . . . . . . . . . . . . 4-71
Upper Boom Point Installation — Method 2 . . . . . . . . . . . . . . . . . . . . . . . . . . 4-74
#91 Luffing Jib Disassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-77
Lower the Luffing Jib and Boom . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-77
Adjust or Remove the Luffing Jib . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-77
Lower the Jib Strut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-77
Lower the Main Strut. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-78
Main Strut in Folded Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-79
Relocate the Strut Cap from the Main Strut to the Jib Strut . . . . . . . . . . . . . . . . . . 4-79
Remove the Upper Half of the Main Strut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-79
Remove the Lower Half of the Main Strut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-80
Remove the Jib Strut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-80
Disassemble the Luffing Jib and Remove it from the Boom . . . . . . . . . . . . . . . . . . 4-80
Remove the Luffing Jib Drum 5 Assembly and Relocate the Wire Rope Guide . . . 4-80
Section 4 Inserts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-81

Table of Contents

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Manitowoc 31000 Specifications

General IconGeneral
BrandManitowoc
Model31000
CategoryConstruction Equipment
LanguageEnglish

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