WhatsApp : +88 01818929292 / +8801730296909
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WhatsApp : +88 01818929292 / +8801730296909
info@smmarineservice.com sohelbhuiyan1213@gmail.com arafatbhuiyan3657@gmail.com
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Woodward 8235-206 Genuine Electrical Governor Actuator Electronic Throttle Actuator for Marine Diesel Engines

Item Code:

Woodward 8235-206 Genuine Electrical Governor Actuator

Brand:

WOODWARD

Condition:

Refurbished


Woodward 8235-206 Genuine Electrical Governor Actuator | Electronic Throttle Actuator for Marine Diesel Engines

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Manufacturer

Woodward, Inc.

Country of Origin

United States

Product Type

Electronic Governor Actuator

Marine Application

Marine Diesel Engine Governor System, Main Engine Fuel Control, Auxiliary Engine Governor, Generator Engine Speed Control


Product Introduction

The Woodward 8235-206 Genuine Electrical Governor Actuator is a high-performance electro-mechanical actuator designed for precise fuel and throttle control in marine diesel engine governor systems. It converts electrical control signals from the governor controller into accurate mechanical movement, ensuring stable engine speed under changing load conditions.

The actuator is widely used on main propulsion engines, auxiliary diesel engines, marine generator sets, and offshore power systems, where dependable speed regulation is critical for safe and efficient operation.

SM MARINE SERVICE™ supplies new, used, and professionally reconditioned Woodward 8235-206 Genuine Electrical Governor Actuators, along with repair, calibration, spare parts, and worldwide technical support.


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4

What is the Woodward 8235-206 Electrical Governor Actuator?

The Woodward 8235-206 is an electrically driven actuator that receives output signals from an electronic governor controller and precisely positions the engine fuel or throttle mechanism.

By continuously adjusting the actuator position, the governor maintains the desired engine RPM during varying operating conditions such as load changes, maneuvering, or generator synchronization.

This actuator plays a vital role in maintaining:

  • Stable engine speed
  • Accurate fuel control
  • Reliable generator frequency
  • Smooth load sharing
  • Fast transient response

Main Features

  • Genuine Woodward actuator
  • Heavy-duty industrial construction
  • Fast electrical response
  • High positioning accuracy
  • Compact design
  • Integrated electric motor
  • Reliable throttle valve operation
  • Marine-grade durability
  • Long service life
  • Excellent compatibility with Woodward governor controllers

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Main Components

The Woodward 8235-206 actuator typically consists of:

  • Electric Motor
  • Gear Reduction Assembly
  • Position Feedback Mechanism
  • Actuator Shaft
  • Butterfly Valve Assembly
  • Electrical Connector
  • Heavy-Duty Housing
  • Mounting Flange
  • Internal Bearings
  • Sealing Components

Working Principle

The electronic governor controller continuously compares the actual engine speed with the programmed speed setpoint.

Based on the required correction, it sends an electrical signal to the Woodward 8235-206 actuator.

The actuator converts this electrical command into mechanical movement, adjusting the throttle or fuel control mechanism to maintain stable engine speed.

This closed-loop control provides fast response, excellent speed stability, and smooth engine operation.


Marine Applications

The Woodward 8235-206 is commonly installed on:

  • Main Propulsion Engines
  • Auxiliary Diesel Engines
  • Marine Generator Sets
  • Emergency Generators
  • Offshore Support Vessels
  • Oil Tankers
  • Bulk Carriers
  • Container Ships
  • LNG/LPG Carriers
  • Passenger Ships
  • Naval Vessels
  • Industrial Power Plants

Common Problems & Troubleshooting

Typical issues include:

Actuator Not Moving

Possible causes:

  • Power supply failure
  • Faulty governor controller
  • Damaged actuator motor
  • Broken wiring harness

Slow Actuator Response

Possible causes:

  • Internal gear wear
  • Mechanical binding
  • Low supply voltage

Unstable Engine Speed

Possible causes:

  • Incorrect governor tuning
  • Position feedback fault
  • Excessive linkage play

Overheating

Possible causes:

  • Continuous overload
  • Mechanical obstruction
  • Internal motor damage

Connector Failure

Possible causes:

  • Corrosion
  • Loose terminals
  • Moisture ingress

Preventive Maintenance

For maximum service life:

  • Inspect electrical connectors regularly.
  • Verify actuator movement during engine tests.
  • Check mounting bolts for tightness.
  • Inspect linkage for wear or excessive play.
  • Keep connectors clean and dry.
  • Perform periodic governor calibration.
  • Replace damaged wiring immediately.
  • Follow Woodward maintenance recommendations.

Why Ships Continue Using the Woodward 8235-206

Marine operators continue to rely on the Woodward 8235-206 because of its:

  • Proven reliability
  • Precise actuator positioning
  • Excellent durability
  • Fast dynamic response
  • Long operational life
  • Worldwide spare parts availability
  • Compatibility with numerous Woodward governor systems

Frequently Asked Questions (FAQ)

Is the Woodward 8235-206 a genuine OEM actuator?

Yes. The 8235-206 is an original Woodward electrical governor actuator used in many marine and industrial governor systems.

Can this actuator be repaired?

Yes. Many electrical and mechanical faults can be repaired, including motor, bearings, seals, connectors, and internal components.

Does the actuator require calibration?

Yes. After installation or repair, governor calibration and actuator testing should be performed to ensure accurate engine speed control.

Does SM MARINE SERVICE™ supply this actuator?

Yes. We supply new, used, and professionally reconditioned Woodward 8235-206 Genuine Electrical Governor Actuators, along with repair services, spare parts, calibration, and worldwide shipping.


Short Product Description

The Woodward 8235-206 Genuine Electrical Governor Actuator is a precision electro-mechanical actuator designed for electronic governor systems used on marine diesel engines and generator sets. It provides accurate throttle and fuel control, ensuring reliable engine speed regulation, efficient fuel management, and dependable long-term performance in demanding marine environments.


User Manual & Technical Resources

Available technical documentation typically includes:

  • User Manual
  • Operation Manual
  • Installation Manual
  • Service Manual
  • Maintenance Manual
  • Wiring Diagram
  • Calibration Procedure
  • Troubleshooting Guide
  • Spare Parts Catalogue

SM MARINE SERVICE™

SM MARINE SERVICE™ supplies New, Used, and Professionally Reconditioned marine automation equipment, governor systems, and genuine spare parts.

We provide:

  • Worldwide Supply
  • Genuine Marine Spare Parts
  • Repair & Overhaul
  • Calibration Services
  • Technical Support
  • Equipment Sourcing
  • Fast Worldwide Shipping

Bangladesh Office
Samir Market, DT Road, Pahartali, Beside CDA Market, Chattogram, Bangladesh

China Warehouse & Support Center
Shanghai, China

Website
www.smmarineservice.com

Email
info@smmarineservice.com

WhatsApp
+8801818929292

Marketing Contact
Nazmul Hasan Bhuiyan

 


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