Factory Supplements And Operators Service Manual For National Crane Crane. Manual Contains Important Information And Instructions For Maintenance Description Of The Functions And Capabilities Of The System. Illustrations, Instructions, Diagrams For Step By Step Remove And Install, Assembly And Disassembly, Service, Inspection, Repair, Troubleshooting, Tune-Ups.

Format: PDF
Language: ENG; ESP
Quantity of Manuals: 2
Pages: 204; 210
Number: CTRL031-07 (october 2011)
Bookmarks: Yes
Searchable: Yes

Model

National Crane Crane
900A

Contents

-BOOM CABLE TENSIONING-SUPPLEMENT
General
Cable Tensioning
Cable Tension Sequence
5 – Section Boom w/ 2 Stage Cylinder Cable Positioning
4- Section Boom w/ 2 Stage Cylinder Cable Positioning
4- Section Boom w/ 1 Stage Cylinder Cable Positioning
3- Section Boom w/ 1 Stage Cylinder Cable Positioning
Cable Retention
-WARM-UP PROCEDURES—SUPPLEMENT
Crane Warm-up Procedures
-SUPPLEMENT
Outrigger Monitoring System (OMS) (Optional—Standard in North America)
Side Folding Swing-Around Jib Operation
-SAFETY INFORMATION
Safety Messages
General
Accidents
Operator’s Information
Operator’s Qualifications
Operational Aids
Crane Stability/Structural Strength
Electrocution Hazard
Personnel Handling
Environmental Protection
Maintenance
Transporting the Crane
Travel Operation
Work Practices
Boom Extension
Parking and Securing
Shut-Down
Cold Weather Operation
Temperature Effects on Hydraulic Cylinders
Overload Inspection
-OPERATING CONTROLS AND PROCEDURES
Controls
Operating Procedures
Anti-Two-Block System
Optional Hydraulic Capacity Alert System
Optional Wireline Hydraulic Capacity Alert System
Hydraulic Capacity Alert System Adjustment
Jib Safety and Operation
Jib Jack
Adjustable Swing Speed Valve
Standard Hand Signals for Controlling Crane Operations
Optional Hydraulic Capacity Alert System
-MAINTENANCE
Inspection and Maintenance
Wire Rope Inspection and Maintenance
Tire Load and Inflation Table
-LUBRICATION
Lubrication Procedures and Charts
Hydraulic Oil Reservoir Level
Carwell Rust Inhibitor
-SERVICE
Service and Repair
Fatigue of Welded Structures
Loctite
Fasteners and Torque Values
Weld Studs
Using Torque Wrench Extensions
Winch Oil Level
Brake Oil Level
Trouble Diagnosis
Anti-Two Block Trouble Diagnosis – Electrical
Anti-Two Block Trouble Diagnosis – Hydraulic
Cylinder Disassembly and Repair
Single-Stage Extend Cylinder Disassembly and Repair
Four Section Boom Operation
Four Section Boom Maintenance
Four Section Boom Service
Four Section Boom Assembly
Four Section Top/Bottom Pad Replacement, Assembled Boom
Three Section Boom Operation
Boom Illustrations
Three Section Boom Maintenance
Three Section Boom Service
Three Section Boom Assembly
Three Section Top/Bottom Pad Replacement, Assembled Boom
Inner Wear Pad Calibration
Inner Boom Pad Lubrication
Jib Installation and Adjustment
Jib Jack Service and Maintenance
(Optional) Oil Cooler Service and Maintenance
Rotation Gearbox and Brake Illustration
Swing Drive Service
Servicing the Control Valves
Control Valve Relief Adjustment
Unloader Dump Valve – Air Purging Instructions
Hydraulic System Description
Service Manual for Pump
Service Manual for Load Moment Indicator
-SPECIFICATIONS
Dimensional Specification
Dimensional Specification Tractor Mount
Specifications
Capacity Chart
-INSTALLATION
Typical Locations/Serial Number Identification
Minimum Truck Requirements
Mounting Configurations
PTO Horsepower Requirements
PTO Selection
Truck Frame Strength
Truck Preparation
After Frame Modification
Crane Installation
Pin Bearing Inspection and Installation Procedure
Counterweighting
Counterweighting New York City Approved
Counterweighting Methods for Stability Around the Rear 180°
Anti-Two-Block Load Moment Indicator Installation and Function Verification
Initial Crane Run-In Procedure
Boom Rests
Stability Check
Stability Check New York City Approved