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National Crane NBT45
Manitowoc National Crane NBT45 User Manual
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National Crane NBT40
Series
Operator Manual
2
Table of Contents
Default Chapter
5
Table of Contents
5
Section 1
11
Supplemental Information
11
New Owner
11
Basic Nomenclature
11
Section 2
15
Safety Messages
15
General
16
Safety Alert Symbol
16
Signal Words
16
Accidents
16
Operator Information
16
Operator Qualifications
17
Operational Aids
18
Rated Capacity Limiter (RCL) Systems (if Equipped)
18
Anti-Two-Blocking Device
18
Working Area Limiter (if Equipped)
19
Crane Stability/Structural Strength
19
Load Charts
20
Work Site
20
Wind Forces
20
Wind Speeds
21
Lifting Operations
34
Counterweight
35
Outrigger Lift off
35
Multiple Crane Lifts
35
Tilt-Up Panel Lifting
35
Pile Driving and Extracting
36
Crane Equipment
36
Crane Inspection
36
Electrocution Hazard
37
Set-Up and Operation
38
Electrocution Hazard Devices
38
Electrical Contact
39
Special Operating Conditions and Equipment
39
Grounding the Crane
39
Personnel Handling
40
Environmental Protection
41
Maintenance
41
Service and Repairs
41
Lubrication
42
Tires
43
Hoist Rope
43
Synthetic Hoist Rope
43
Wire Rope
43
Sheaves
44
Batteries
45
Engine
45
Transporting the Crane
45
Travel Operation
46
Work Practices
47
Personal Considerations
47
Crane Access
47
Job Preparation
47
Working
47
Lifting
48
Hand Signals
49
Boom Extension
51
Parking and Securing
51
Shut-Down
51
Cold Weather Operation
51
Temperature Effects on Hook Blocks
52
Temperature Effects on Hydraulic Cylinders
52
Overload Inspection
53
Boom Inspection
55
Superstructure Inspection
57
Carrier Inspection
59
Section 3
61
Truck Cab Controls
62
Truck Cab Ignition Switch
62
Power Take off
62
Park Brake
62
Engine Speed Governor
62
Neutral Start/Safety Switch
62
Outriggers
62
Outrigger Controls
62
Crane Level Indicators
62
Outrigger Controls
63
Crane Controls
64
Load Chart
64
Handheld Outrigger Controls
64
Swing Brake Pedal
66
Boom Telescope Pedal (Optional)
66
Foot Throttle Pedal
66
Display Panel
66
RCL and Minimum Wrap Bypass Switch
67
Hydraulic Oil Indicator
67
Swing Brake Indicator
67
Main Hoist Minimum Wrap Indicator
67
Main Hoist Speed Switch
67
Hand Throttle Control
67
Emergency Stop Switch
68
Crane Ignition Switch
68
Aux Hoist Speed (Optional)
68
Auxiliary Hoist Minimum Wrap Indicator (Optional)
68
Ac/Heater Vent
68
Receptacle
68
Radio Remote Switch (Optional)
68
Crane Power Switch
68
Boom Work Light Switch (Optional)
68
Cab Work Light Switch
68
Boom Lift Control Lever
69
Hoist Control Lever
69
Hoist Rotation Indicator Display
69
Hoist Rotation Indicator
69
Telescope Control Lever
69
Warning Horn Button
69
Swing Control Lever
69
Seat Back Adjustment
69
Seat & Seat Frame Lever
69
Climate Control Unit
69
House Lock
70
Heater
70
Adjustable Swing Speed Valve
70
Operating Procedures
71
Equipment Familiarization
71
Crane Cab Access
71
Equipment Checks
71
Cold Weather Operation
72
Crane Warm-Up Procedures
72
Engine
72
Transmission
72
Hoist
73
Swing Drive and Turntable Bearing
73
Axles
73
Hydraulic Oil System
73
Anti-Two-Block Check
73
RCL Check
73
Outrigger Setup
74
Proper Leveling of the Crane
74
Bubble Level Adjustment
74
Setting the Outriggers
74
Outrigger Monitoring System (OMS) (Optional-Standard in North America)
75
Hoist System Operation
76
Hoist Two Speed Operation
76
Work Site Location
76
Before Leaving the Truck Cab
76
Stowing and Parking
77
Unattended Crane
77
Before Making the Lift
77
Load Chart
78
Using the Load Chart
78
Lifting the Load
79
Shut down and Preparation for Road Travel
79
Section 4
81
Jib Safety Information
81
Jib Operation
82
Deployment Procedure
82
Stowing Procedure
83
Jib Removal
85
Jib Maintenance
85
Anti-Two Block Weight Installation
85
Multi-Part Line Reeving
85
Using Multiple Part Lines
85
Stow Pegs for Hoist Cable
85
Multi-Part Line Reeving
86
Using Multiple Part Lines
86
Installing Cable on the Hoist
87
Wedge Sockets
87
Terminator Wedge Installation
87
Wedge Socket Installation
88
Dead-End Rigging
89
Section 5
91
General
91
Environmental Protection
91
Lubricants
91
Arctic Conditions below -9°C (15°F)
92
Chassis Grease
92
Low Temperature Grease
92
Extreme Pressure Multipurpose Gear Lubricant (EPGL)
92
Open Gear Lubricant
92
Antifreeze/Coolant (for Cab Heater)
92
Anti-Wear Additives
92
Hydraulic Oil
92
Standard Hydraulic Oil
92
Extreme Pressure Multipurpose Gear
92
Arctic Hydraulic Oil
93
Hydraulic Oil Inspection
93
Lubrication
93
Boom Lubrication
96
Internal Cable Sheave Lubrication
96
Side and Bottom Boom Wear Pad Lubrication
97
Top Boom Wear Pad Lubrication
97
Outrigger Beam Lubrication
97
Hoist Brake Oil
97
Hoist Gearbox Oil
98
Swing Gearbox and Brake Oil
99
Hydraulic Oil Reservoir Level
99
Air Conditioning
99
Wire Rope Lubrication
100
Carwell® Rust Inhibitor
101
Protecting Cranes from Rusting
101
Cleaning Procedures
101
Inspection and Repair
102
Application
102
Areas of Application
103
Section 6
107
Crane Inspection and Maintenance
107
Inspections
107
Inspections
108
Special Boom Inspection
109
Stability
109
Hoist Cable Inspection and Maintenance
109
Keeping Records
109
Environmental Conditions
109
Dynamic Shock Loads
110
Precautions and Recommendations During Inspection
110
Inspection
110
Wire Rope Replacement
111
Care of Wire Rope
111
Replacement Cable
111
Crane Adjustments and Repairs
112
Boom Extension Cable
112
Jib Jack Service and Maintenance
112
Lubrication
112
Rust Prevention
112
Hydraulic System
112
Oil Cooler
112
Hydraulic System Trouble Diagnosis
112
Tire Load and Inflation Table
115
Specifications
119
Hydraulic
119
Air Conditioner
119
Hoist System
119
Counterweight
120
General
120
Boom Weight
120
Dimensional Drawing
122
5
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Manitowoc National Crane NBT45 Specifications
General
Brand
Manitowoc
Model
National Crane NBT45
Category
Construction Equipment
Language
English
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