Factory Service And Maintenance Manual For Manitowoc 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: English
Pages: 306
Number: CTRL045-08 (october 2012)
Bookmarks: Yes
Searchable: Yes

Model

Manitowoc Crane
777
SN 7771Ref

Contents

-INTRODUCTION
Safe Maintenance Practices
Identification and Location of Components
General Operation
Boom System
Swing System
Travel System
Load Drum Pawl
Load Drum (Full Power Mode)
Load Drum (Free Fall Mode)
Crane Setup Systems
Optional Systems
Abbreviations
-HYDRAULIC SYSTEM
Hydraulic Schematics
Hydraulic System – General
Checking and Replacing Hydraulic Hoses
Hydraulic System Maintenance
Programmable Controller Calibration Procedures
Pressure Sender Replacement
Disc Brake Operational Test
Shop Procedure
-ELECTRIC SYSTEM
Electrical Drawings and Schematics
Checking and Replacing Electrical Components
Abbreviations and Symbols
Test Voltages
Display Readings
Crane Diagnostics
Crane Software Installation
CPU and Eprom Compatibility
EPROM (Chip) Identification
Eprom Replacement
Counterweight Limit Switch Adjustment
Engine Control Module Ground Modification
Dielectric Grease
Connector Pin Identification
-BOOM
Automatic Boom Stop Adjustment
Physical Boom Stop
Boom Angle Indicator
Servicing Boom Hoist Cylinder
Boom Hoist Cylinders — Welding
Boom and Jib Inspection and Lacing Replacement
Ordering Lacings
Repair Procedure
Inspection Checklist
Record Keeping
-HOISTS
Hoist Drawings
Minimum Bail Limit Adjustment
Block-Up Limit Installation and Adjustment
Drum Brake Adjustment
Drum Pawl Adjustment
Drum Pressure Roller Adjustment
Wire Rope Lubrication
Wire Rope Inspection and Replacement
-SWING
Manual Release of Swing Brake and Lock
-POWER TRAIN
Battery Maintenance
Engine Air Cleaner Maintenance
Engine Clutch Adjustment
Engine Throttle Adjustment – Cummins C330
Engine Throttle Adjustment – Cummins 6CTA8.3-C260 Engine
Engine Throttle Adjustment – Caterpillar 3176B and 3176C Engines
Engine Throttle Adjustment – Cummins QSL 340, QSC8.3, QSM11, or QSX15 Engine
Engine Diagnostics – Cummins QSL 340 and QSC8.3 Engine
-UNDER CARRIAGE
Turntable Bearing Bolt Torque
Crawler Adjustment
Hydraulic Hand Pump
-LUBRICATION
Lubrication
-TROUBLESHOOTING
Introduction
Safety Summary
General Guidelines
Test Equipment
Troubleshooting Charts
Testing