⚙️ engine speed & fuel control

Engine Speed
& Fuel Rack Control

Governor Systems · Fuel Actuators · Speed Controls · Rack Positioning · Electronic & Mechanical — Complete service, overhaul, calibration and troubleshooting for all marine diesel engines.

Request service Contact engineers

2000+
governors serviced

30+
years experience

OEM
trained engineers

24/7
global response

🔧 fuel management experts

Complete mechanical and electronic governor solutions for main engines, auxiliary generators, and critical propulsion systems.

Our experienced team has serviced Woodward, Heinzmann, Regulateurs Europa, Norcontrol, and more on vessels including VLCCs, container ships, LNG carriers, and offshore rigs.

📊 governor systems

Electronic · Mechanical · Digital · Actuator

✓ Electronic Governor Systems
✓ Mechanical-Hydraulic Governors
✓ Digital Governor Controllers
✓ Programmable Speed Control Units
✓ Electro-Hydraulic Actuators
✓ Electric Linear Actuators
✓ Fuel Rack Positioners
✓ Governor Drive Assemblies
✓ Speed Sensing Units
✓ Magnetic Pickups (MPUs)
✓ Actuator Controllers
✓ Load Sharing Modules

⚙️ main engine control

ME Governor · Fuel Rack · Overhaul

Main Engine Governor Systems

✓ MAN B&W MC/ME Governor Systems
✓ Wärtsilä / Sulzer RTA Governor Control
✓ Mitsubishi UE Engine Governors
✓ Caterpillar / MaK Governor Systems
✓ Yanmar / Niigata Engine Speed Control
✓ Daihatsu Governor Systems
✓ Bergen / Rolls-Royce Engine Governors
✓ ABC Engine Speed Controllers
✓ Woodward PGA, UG8, UG40 Governors
✓ Regulateurs Europa 7000, 8000 Series
✓ Heinzmann Electronic Governors

Fuel Rack & Actuator Services

✓ Fuel Rack Position Calibration
✓ Fuel Linkage Adjustment
✓ Actuator Overhaul and Testing
✓ Rack Position Sensor Replacement
✓ Governor to Engine Alignment
✓ Fuel Index Setup and Calibration
✓ Mechanical Stop Adjustments
✓ Emergency Manual Override Systems
✓ Complete Governor Overhaul (Strip, Clean, Inspect)
✓ Dynamic Test Bench Calibration
✓ OEM Specification Tuning

⚡ generator speed control

Auxiliary Engine · Genset · Frequency Regulation

✓ Caterpillar 3406, 3412, 3508 Genset Governors
✓ MAN 16/24, 21/31, 27/38 Generator Engines
✓ Wärtsilä 20, 32, 46 Auxiliary Engine Control
✓ Yanmar S165, S185, 6EY26 Governor Systems
✓ Daihatsu DK, DC Series Generator Governors
✓ Cummins KT, QSK Engine Speed Controls
✓ Mitsubishi S6, S12, S16R Genset Governors
✓ Woodward UG Series for Gensets
✓ Woodward 2301A, EGB, EPG Load Sharing
✓ Heinzmann PGI, E1 Governor Systems
✓ Regulateurs Europa RCV, RVM Governors
✓ GAC (Governor America Corp) Systems

📟 digital control

Speed Control Units · Programmable Governors

Electronic Speed Controllers

✓ Woodward ProAct Digital Governors
✓ Woodward EasyGen Control
✓ Woodward 2301D Digital Load Sharing
✓ Heinzmann E1, E2, E3 Series Controllers
✓ Heinzmann Sigma-Series Speed Controls
✓ Regulateurs Europa 2000, 3000 Digital
✓ GAC 800, 900 Series Controllers
✓ GAC 4500 Load Sharing Modules
✓ Norcontrol DataChief Governor Interfaces
✓ Kongsberg AutoChief Governor Integration

Programming & Calibration

✓ PID Tuning and Optimization
✓ Droop vs. Isochronous Setup
✓ Speed Ramp Programming
✓ Actuator Gain Adjustment
✓ Deadband Compensation
✓ Stability Analysis and Tuning
✓ Remote Speed Setting Integration
✓ Serial Communication Setup (Modbus, CAN)
✓ Firmware Updates and Upgrades

⚡ parallel operation

Load Sharing · Synchronizing · kW Control

Load Sharing Systems

✓ Woodward 2301A Load Sharing
✓ Woodward ESM (Engine Speed Management)
✓ Woodward LSSC (Load Sharing & Speed Control)
✓ GAC 4500 Load Sharing Modules
✓ GAC 8500 Isochronous Load Sharing
✓ Heinzmann E16 Load Sharing
✓ Regulateurs Europa RCV Load Control
✓ SELCO T4600 Load Sharing
✓ DEIF PPU/GPU Load Integration

Synchronizing & Paralleling

✓ Auto-Synchronizer Integration
✓ Dead Bus Paralleling
✓ Reactive Load Sharing (VAR/PF)
✓ Real Power (kW) Load Sharing
✓ Base Load / Import-Export Control
✓ Spinning Reserve Management
✓ Load Shedding Interface
✓ Black Start Synchronizing

🔧 fuel actuation

Actuators · Positioners · Linkage

✓ Electro-Hydraulic Actuator Overhaul
✓ Electric Linear Actuator Service
✓ Woodward EG, EGB, EPG Actuators
✓ Woodward ProAct Actuators
✓ Heinzmann ELACT Electric Actuators
✓ Heinzmann HYDRAULIC Actuators
✓ Regulateurs Europa RHE, RHD Actuators
✓ GAC Electric Actuators
✓ Fuel Rack Position Feedback Sensors
✓ Actuator Linkage Design & Fabrication
✓ Linear Variable Differential Transformers (LVDT)
✓ Rotary Position Sensors

🛡️ speed sensing & protection

MPU · Pickups · Overspeed · Protection

Speed Sensors & Pickups

✓ Magnetic Pickup Units (MPU)
✓ Variable Reluctance Sensors
✓ Hall Effect Speed Sensors
✓ Proximity Switches
✓ Phonic Wheel Inspection
✓ Sensor Gap Adjustment
✓ Cable and Connector Replacement
✓ Dual Redundant Speed Sensing

Overspeed Protection Systems

✓ Woodward ProTech Overspeed
✓ Woodward 2301 Overspeed Detection
✓ Heinzmann Overspeed Protection
✓ Regulateurs Europa Overspeed Trip
✓ Mechanical Overspeed Trip Calibration
✓ Electronic Overspeed Testing
✓ Speed Switch Calibration
✓ Emergency Shutdown Integration

🔧 overhaul services

Test Bench · Calibration · Certification

Governor Overhaul Services

✓ Complete Strip-Down and Inspection
✓ Ultrasonic Cleaning
✓ Seal and Bearing Replacement
✓ Spring Testing and Replacement
✓ Pilot Valve Lapping
✓ Buffer Screw Adjustment
✓ Compensation Adjustment
✓ Speed Droop Calibration
✓ Dynamic Response Testing
✓ Test Report Certification

Test Bench Capabilities

✓ Woodward PGA, UG Series Testing
✓ Regulateurs Europa 7000/8000 Testing
✓ Heinzmann Electronic Governor Test
✓ GAC Governor Calibration
✓ Load Sharing Module Simulation
✓ Actuator Stroke and Force Test
✓ Speed Sensor Simulation
✓ Hysteresis Measurement
✓ Linearity Check
✓ OEM Standard Certification

🌍 global governor services

Vessels & Facilities We Serve

Vessel Types

✓ VLCC / Crude Oil Tankers
✓ LNG / LGC Carriers
✓ Bulk Carriers
✓ Container Ships
✓ Offshore PSV / AHTS
✓ Drilling Rigs / Jack-ups
✓ FPSO / Floating Platforms
✓ Cruise / Ro-Ro Vessels
✓ Naval / Government Vessels
✓ Industrial Power Plants

Global Service Locations

✓ UAE / Middle East
✓ India / South Asia
✓ Singapore / SE Asia
✓ Rotterdam / Europe
✓ Houston / Americas
✓ Fujairah / Offshore
✓ Suez / Canal Transit
✓ Gibraltar / Mediterranean
✓ Durban / Africa
✓ Worldwide Ports & Shipyards

⚡ 24/7 governor support

Need engine speed or fuel rack
control system service?

Our experienced governor specialists provide complete overhaul, calibration, troubleshooting, and retrofit services for all mechanical and electronic governor systems. Available 24/7 worldwide for emergency and planned maintenance.

Request service Email engineers

Email: service@seanav.org | Website: www.seanav.org | 24/7 Emergency: +971 50 123 4567

Engine Speed
& Fuel Rack Control