execution of 60 tons capacity overhead crane maintenance works which include, but not limited to Preparation works, Replacement of Curtain Rail, Replacement of Travelling Device, Replacement of AC Magnetic Brake for Main & Auxiliary Sheave and carry out all mechanical, electrical, control system maintenance works required in the crane which has a capacity of 63 tons in accordance with our Agreement.
Preparation Works
Checking & Transporting of Materials
Checking of O/H Crane Brake
Floor Protection by Temporary Steel Plate
Installation of Scaffolding (Crane Girder area )
Setting of Winch for Erection Work and Install Chain block
Fixing of O/H Crane Wheel, Hoist and Sheave
Preparation of Equipment & Tool for Erection Work
Isolation of Electrical Device & Cable Disconnection
Replacement of Curtain Rail
Removal of Existing Curtain Rail
Removal of Curtain Cable & Hanger
Removal of Curtain Rail & Terminal Box with Support
Removal of Grid Resister
Cleaning of Existing Curtain Rail Support Welding Portion
Installation of New Curtain Rail
Lifting up & Installation of Curtain Rail Support
Lifting up & Installation of Curtain Rail
Lifting up & Installation of Terminal Box, Curtain Cable & Hanger
Lifting up & Installation of Grid Resister.
Cabling & Cable Termination
Replacement of Travelling Device
Removal of Existing Travelling Device
Removal of Travelling Motor, Reduction Gear & Oil Disc Brake
Removal of Pinion & Shaft
Cleaning of Motor & Reduction Gear Base
Cleaning of Pillow Block Base
Installation of New Travelling Device
Lifting up & Installation of New Pillow Block
Lifting up & Installation of New Pinion & Shaft
Lifting up & On-base of New Motor, Reduction Gear & Oil Disc Brake
Levelling & Alignment of Shaft
Levelling & Alignment of Motor & Reduction Gear
Cabling & Cable Termination
Replacement of AC Magnetic Brake for Main & Auxiliary Sheave
Removal of Existing AC Magnetic Brake
Removal of AC Magnetic Brake & Control Box
Installation of New AC Magnetic Brake
Lifting up & Installation of New Brake & Control Box
Cabling & Cable Termination
Commissioning & Test
Movement Test of Curtain Cable
Travelling Device Commissioning & Test
Injection of Oil & Grease for Motor, Reduction Gear & Brake
Motor Test
Final Alignment & Coupling
Travelling Test (No Load)
Adjustment of Braking & Limit Switch
Cleaning at Site
Removal of Fixing Material for O/H Crane Wheel, Winch & Sheaves