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PUMPS, VALVES, AND MOTOR REPAIRS

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PUMPS, VALVES, AND MOTOR REPAIRS

Medaan Engineering Services provides inspection, fault diagnosis, repair, overhaul, refurbishment, testing and recommissioning of industrial pumps, valves and electric motors across oil & gas, marine & offshore, power, manufacturing, mining, cement, steel, water, utilities and process industries.

 Our repairs are OEM-tailored and equipment-specific, based on manufacturer data, equipment model, operating duty, service history, failure condition, approved procedures and applicable technical requirements.

PUMP REPAIR & OVERHAUL
Centrifugal | Multistage | Split-Case | End-Suction | Vertical | Submersible | Screw | Gear | Piston | Diaphragm | Positive-Displacement
  • Dismantling, inspection and failure diagnosis
  • Shaft, impeller, casing and wear-component assessment
  • Bearings, mechanical seals, bushes and wear-ring replacement
  • Shaft runout and dimensional verification
  • Rotor inspection and balancing, where applicable
  • Casing restoration and component replacement
  • Complete pump overhaul and reassembly
  • Alignment, pressure, leakage and performance testing
  • Installation, commissioning and return-to-service
VALVE REPAIR & OVERHAUL
Gate | Globe | Ball | Butterfly | Check | Plug | Control | Safety & Relief | Actuated Valves
  • Valve dismantling and condition assessment
  • Body, bonnet, stem, seat and trim inspection
  • Seat lapping, machining and restoration
  • Packing, gasket and seal replacement
  • Actuator inspection, servicing and functional testing
  • Control-valve servicing and performance checks
  • Shell, seat and leakage testing
  • Hydrostatic or pneumatic testing, as applicable
  • Safety and relief valve testing and setting
  • Reassembly, verification and service documentation
ELECTRIC MOTOR REPAIR & OVERHAUL
LV & MV | AC Induction | Synchronous | Brake | Special-Purpose Motors
  • Mechanical and electrical condition assessment
  • Stator and rotor inspection
  • Bearing and seal replacement
  • Winding inspection and repair
  • Insulation-resistance and winding-resistance testing
  • Polarisation Index testing, where applicable
  • Surge testing, where applicable/li>
  • Rotor balancing
  • Shaft and bearing-seat inspection
  • No-load and operational testing
  • Alignment and recommissioning
    • OEM-TAILORED REPAIR PROCESS
    Each repair is established against the specific OEM, model, configuration, operating parameters and failure mode.
    IDENTIFY → INSPECT → DIAGNOSE → DISMANTLE → MEASURE → REPAIR/REPLACE → ASSEMBLE → TEST → DOCUMENT → RETURN TO SERVICE
    Where OEM information is unavailable, the repair basis may be established from equipment condition, dimensional verification, operating data, engineering assessment, applicable standards and client requirements, subject to technical approval.
ELECTRIC MOTOR REPAIR & OVERHAUL
LV & MV | AC Induction | Synchronous | Brake | Special-Purpose Motors
  • Mechanical and electrical condition assessment
  • Stator and rotor inspection
  • Bearing and seal replacement
  • Winding inspection and repair
  • Insulation-resistance and winding-resistance testing
  • Polarisation Index testing, where applicable
  • Surge testing, where applicable/li>
  • Rotor balancing
  • Shaft and bearing-seat inspection
  • No-load and operational testing
  • Alignment and recommissioning
    • OEM-TAILORED REPAIR PROCESS
    Each repair is established against the specific OEM, model, configuration, operating parameters and failure mode.
    IDENTIFY → INSPECT → DIAGNOSE → DISMANTLE → MEASURE → REPAIR/REPLACE → ASSEMBLE → TEST → DOCUMENT → RETURN TO SERVICE
    Where OEM information is unavailable, the repair basis may be established from equipment condition, dimensional verification, operating data, engineering assessment, applicable standards and client requirements, subject to technical approval.
TESTING & CERTIFICATION
Where certification is required by the client, purchase order, OEM, project specification, statutory requirement or applicable standard, Medaan provides the relevant inspection, test records and certification documentation within the applicable scope.
Deliverables may include:
  • Equipment inspection and condition reports
  • Pump performance and test reports
  • Hydrostatic pressure-test certificates
  • Valve shell and seat-leakage test certificates
  • Safety/relief valve test certificates
  • Electric motor electrical test reports
  • Insulation-resistance and PI test results
  • Vibration and balancing reports
  • Dimensional inspection reports
  • NDT examination reports, where specified
  • Material Test Certificates, where required
  • Calibration certificates for test instruments
OEM | STANDARDS | TECHNICAL COMPLIANCE
Repair and testing requirements are established equipment-by-equipment against applicable OEM documentation, approved procedures, client specifications and recognised industry standards.

Where applicable, relevant API, ISO, IEC, ASME and other recognised technical requirements are incorporated into the repair, inspection and testing programme.
SPARES & COMPONENT SOURCING
Medaan supports repair execution through technical identification, specification verification, OEM cross-referencing and sourcing of replacement components, including: Bearings | Mechanical Seals | Shafts | Impellers | Wear Rings | Bushes | Valve Trim | Actuators | Motor Bearings | Electrical Components | Couplings | Gaskets | Critical Assemblies

ENGINEERED REPAIR. VERIFIED PERFORMANCE.
Medaan combines failure diagnosis, OEM-tailored repair, precision restoration, component sourcing, testing and technical documentation to restore critical pumps, valves and motors to reliable operating condition. .
INSPECT • REPAIR • OVERHAUL • TEST • CERTIFY WHERE REQUIRED • RETURN TO SERVICE