Service 02
Plant Maintenance, Shutdowns and Turnarounds
Aventier provides planned, preventive, corrective, breakdown, shutdown, and turnaround services to support plant availability and asset performance.
02.1
Routine Plant Maintenance
- Preventive maintenance
- Corrective maintenance
- Breakdown maintenance
- Emergency maintenance support
- Mechanical maintenance
- Piping and valve maintenance
- Electrical maintenance
- Instrumentation maintenance
- Civil and structural maintenance
- Facility maintenance
- Utility-system maintenance
- Plant operational support
02.2
Static Equipment Maintenance
- Pressure-vessel maintenance
- Column and reactor maintenance
- Heat-exchanger maintenance
- Heat-exchanger bundle extraction and reinsertion
- Internal vessel inspection support
- Tray removal and reinstatement
- Tank maintenance
- Boiler maintenance
- Equipment cleaning and internal preparation
- Nozzle and manway maintenance
- Gasket replacement
- Equipment reinstatement
02.3
Rotating Equipment Maintenance
- Pump maintenance and overhaul
- Compressor maintenance support
- Motor maintenance
- Gearbox maintenance
- Fan and blower maintenance
- Equipment dismantling and reassembly
- Shaft and coupling alignment
- Bearing replacement
- Mechanical-seal replacement
- Condition monitoring support
- Vibration-monitoring support
- Equipment testing and reinstatement
02.4
Piping, Valve and Flange Services
- Piping repair and replacement
- Valve removal and replacement
- Valve maintenance support
- Piping modification
- Flange management
- Controlled bolting
- Bolt torquing and tensioning
- Gasket replacement
- Leak rectification
- Piping tie-in works
- Pressure testing
- System reinstatement
02.5
Electrical Maintenance
- Electrical-system inspection
- Switchgear maintenance support
- Motor control centre maintenance
- Transformer maintenance support
- Generator maintenance support
- Cable replacement and termination
- Lighting-system maintenance
- Distribution-board maintenance
- Earthing-system inspection
- Electrical troubleshooting
- Electrical testing support
02.6
Instrumentation Maintenance
- Instrument inspection and replacement
- Instrument calibration support
- Control-valve maintenance support
- Instrument tubing replacement
- Instrument cable replacement
- Junction-box maintenance
- Loop checking
- Field control-system modification
- Instrument troubleshooting
- System reinstatement support
02.7
Civil and Structural Maintenance
- Concrete repair and rehabilitation
- Structural repair and strengthening
- Structural steel replacement
- Industrial flooring repair
- Grouting repair
- Waterproofing repair
- Fireproofing repair
- Drainage-system maintenance
- Underground-service repair
- Building and facility maintenance
02.8
Shutdown and Turnaround Execution
- Pre-shutdown planning support
- Work-package preparation support
- Site preparation
- Resource mobilization
- Equipment isolation support
- Equipment dismantling
- Inspection-access preparation
- Mechanical maintenance execution
- Piping replacement and modification
- Valve maintenance and replacement
- Electrical and instrumentation works
- Structural modification works
- Inspection and testing support
- Punch-list clearance
- System reinstatement
- Recommissioning support
- Start-up support
- Shutdown close-out support
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