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Repairs

STERN provides you with proven knowledge and extensive experience, offering a comprehensive hydraulic equipment repair service for cylinders and hydraulic assemblies both manufactured by us or by any other manufacturer.

HYDAULIC CYLINDERS

  • Measures applied to repair hydraulic cylinders:
  • Disassembly and study to ascertain the condition of the cylinder
  • Sketching to enable manufacture of a new cylinder if required
  • Verification of the components
  • Recovery of chromes surfaces on stems
  • Replacement of seals and guides as required
  • Improvements to original designs
  • Surface coating of painted areas
  • Relapping of sleeves
  • Mounting
  • Hydraulic testing
  • Meticulous documentation and analysis of developments of previous repairs

HYDRAULIC POWER PACKS

  • Measures applied to repair hydraulic power packs:
  • Testing to detect the fault
  • Replacement of deteriorated components such as pump, motor, valves, filters, etc.
  • Rectification and redesign of the hydraulic schematic circuit
  • Hydraulic testing
  • Surface coating of painted areas
  • Meticulous documentation and analysis of developments of previous repairs

PROPORTIONAL VALVES PUMPS