Zoomlion Tower Crane L250-20 Instruction Manual – PDF DOWNLOAD
FILE DETAILS:
Zoomlion Tower Crane L250-20 Instruction Manual – PDF DOWNLOAD
Language : English
Pages : 316
Downloadable : Yes
File Type : PDF
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
Zoomlion Tower Crane L250-20 Instruction Manual – PDF DOWNLOAD
1 Security signs 1
2 Main Parameters 4
2 1 Overall Dimensions of The Tower Crane 4
2 2 The Parked Position of Jib on Non-service Conditions 5
2 3 Radius and Load Capacity 8
2 4 Technical Performance Parameters for The Whole Machine 10
2 5 Technical Parameters of The Mechanisms 11
3 Transport 14
3 1 Notice during Transport 14
3 2 Transport Unit 15
4 Preparation 18
4 1 Weight and Erection Dimensions of Main Components 18
4 2 Foundation 20
4 2 1 Load on Foundation Of Crane With Outrigger 20
4 2 2 The Foundation For Crane With Outrigger 28
4 2 3 Install the Embedded Anchors 30
4 2 4 Earthing 34
4 3 Counter Ballast 34
4 3 1 Counter Ballast Configuration of Different Jib 34
4 3 2 Manufacture Counter Ballast 35
5 Erection and Dismantling 51
5 1 Cautions 51
5 2 Security Signs of Tower Crane 53
5 3 Components Weight and Height 55
5 4 General Layout of Tower Crane 57
5 4 1 Assembly Relation of Main Components for Stationary Crane with Embedded outrigger
57
5 5 Tower Erection 59
5 5 1 Steps of Tower Erection 59
5 5 2 Install Mast Sections 60
L250-20
II
5 5 3 Install Climbing Frame 68
5 5 4 Install the Slewing Ring Assembly 71
5 5 5 Install the Slewing Tower Mast 78
5 5 6 Install Operator Cab 80
5 5 7 Install Counter Jib Assembly 81
5 5 8 Install Hoisting Mechanism 85
5 5 9 Install Luffing Mechanism 86
5 5 10 Install A-frame Assembly 87
5 5 11 Install Two Counter Ballast of 2 75t 96
5 5 12 Install Jib Assembly 98
5 5 13 Install Luffing Suspension 98
5 5 14 Install Counter Ballast 101
5 5 15 Wind Hoisting Wirerope, Install Hook 103
5 5 16 Power on and Trial Operation 105
5 5 17 Jacking Work of Crane with Outrigger 105
5 6 Internal Jacking of Tower Crane 118
5 6 1 Description of Internal Climbing Device 118
5 6 2 Climbing of Internal Climbing Tower Crane 124
5 7 Dismantling of crane 132
5 7 2 Basic formality of dismantling tower 132
5 7 3 Dismantle the tower body 135
5 7 4 Dismantle counter ballast 137
5 7 5 Dismantle hook 138
5 7 6 The dismantling of luffing tie bar 138
5 7 7 Dismantle safety rope 138
5 7 8 Dismantle jib 139
5 7 9 The Dismantling of counter ballast of 2 75T 139
5 7 11 Dismantle travel machine 139
5 7 12 Dismantle hosting mechanism 139
5 7 13 Dismantle counter-jib assembly 139
5 7 14 Dismantle operator cab 140
5 7 16 Dismantle slewing support assembly 140
5 7 17 Remove climbing frame 140
5 7 18 Remove tower sections 140
5 7 19 Attentions after dismantling tower crane 140
6 Mechanism 141
6 1 hoisting mechanism 141
6 1 1 Summarize 141
6 1 2 Technical parameters of Hoisting mechanism 142
6 1 3 Motor 142
6 1 4 Brake 144
6 2 slewing mechanisms 156
6 3 Luffing mechanism 157
6 3 1 summarize 157
6 3 2 performance parameters of luffing mechanism 159
6 3 3 motor 159
6 3 4 break 161
6 3 5 SBD80-D safety brake 174
6 4 Climbing Jack 185
6 4 1 Summarize 185
6 4 2 Erection and operation of the hydraulic system 187
7 Operation 189
7 1 Operation guide 189
7 1 1 Pre-check before operation 189
7 1 2 Attention for operation 190
7 1 3 Safety Operation 191
7 2 Adjusting working 192
7 2 1 Checking part and coponents before adjusting working 192
7 2 2 Introduction of safety device 192
7 2 3 Experiment 210
8 Electrical Control System 213
9 Maintenance and Service 213
9 1 maintenance 213
9 1 1 Daily maintenance 213
9 1 2 Week maintenance 214
9 1 3 Mmonth maintenance 214
9 2 Ordinary troubles, troubleshooting and solution 214
9 3 Assebmlly 218
9 4 Buffer’s Maintenance and Service 220
9 4 1 Buffer’s structure 220
9 4 2 Buffer’s Maintenance and Service 220
10 Wire rope 221
10 1 steel rope basic knowledge 221
10 2 Wire rope list 225
10 2 1 Hoist rope length 225
10 2 2 The trolley rope length 226
10 3 Installing the wire ropeadhere 226
10 4 Discard criteria of wire rope 226
10 5 Maintenance of wire rope 231
VIDEO PREVIEW OF THE MANUAL:
PLEASE NOTE:
- This is the SAME exact manual used by your dealers to fix your vehicle.
- The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
- Any queries / doubts regarding your purchase, please feel free to contact heydownloadss@gmail.com
S.V
