UNICO Vietnam provides technical coordination, spare part sourcing and engineering support solutions for marine hydraulic systems used onboard cargo vessels and offshore support fleets.

This technical service case highlights a hydraulic pump overhaul support process involving electro-hydraulic cargo crane systems commonly operated on coastal and international trading vessels.

Our engineering support scope focuses on improving hydraulic reliability, minimizing equipment downtime and ensuring stable cargo handling performance for marine operations.

Scope of Technical Support

UNICO Vietnam participated in the following support activities:

• Marine hydraulic pump inspection support
• OEM and genuine spare part coordination
• Hydraulic seal kit arrangement
• Technical document preparation
• Workshop overhaul coordination
• Hydraulic pressure testing assistance
• Spare part sourcing for marine crane systems
• Engineering consultation for troubleshooting

Equipment Involved

The service support scope may involve various marine hydraulic equipment brands and models, including:

• Kawasaki K3V Hydraulic Pump
• Rexroth Hydraulic Systems
• Danfoss Hydraulic Components
• Hydraulic motors for deck machinery
• Cargo crane hydraulic circuits
• Pressure control valve assemblies
• Marine hydraulic piping systems

Technical Solution

During inspection activities, hydraulic engineers identified wear conditions on several rotating group components, including valve plate surfaces, piston assemblies and internal sealing elements.

Compatible OEM spare parts and overhaul kits were arranged to support maintenance activities and improve hydraulic system performance.

Technical coordination also included:

• Leakage inspection support
• Hydraulic pressure verification
• Rotating group inspection
• Seal replacement support
• System cleanliness recommendations
• Hydraulic oil contamination assessment

All maintenance activities were coordinated in accordance with standard marine engineering practices and vessel operational requirements.

Result & Operational Benefits

Following overhaul coordination and maintenance support activities, the hydraulic system condition was improved to support more stable cargo crane operation.

Key Benefits

✅ Improved hydraulic pressure stability
✅ Reduced operational leakage risk
✅ Enhanced cargo crane reliability
✅ Lower unexpected downtime risk
✅ Improved spare part availability support
✅ Extended equipment operational lifespan

Marine Hydraulic Support Services by UNICO Vietnam

UNICO Vietnam supports shipowners, marine workshops and fleet operators with:

• Marine hydraulic pump spare parts
• Hydraulic motor overhaul support
• Cargo crane hydraulic troubleshooting
• OEM and genuine marine spare parts
• Marine engineering coordination
• Ship repair support services
• Technical sourcing solutions
• Workshop maintenance assistance

Why Choose UNICO Vietnam

Experienced Marine Supply Network

We cooperate with experienced marine workshops, technical partners and supply networks in Vietnam to support vessel maintenance and marine engineering requirements.

Fast Technical Coordination

Our team focuses on responsive communication and practical engineering support for urgent vessel operational requirements.

Marine Industry Understanding

We understand the operational challenges of shipowners, technical superintendents and marine purchasing departments in maintaining reliable vessel performance.