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3 year warranty

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The EPG model number 8256-079 is an actuator with sealed position feedback that is also referred to as a 1724 model. The preferred travel on the actuator shaft is twenty-six degrees. The actuator shaft on the 8256-079 model should be kept as close to perpendicular as possible.



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  • Part Number: 8256-079
  • SKU: 8256079WO
  • Manufacturer: Woodward
  • Series: EPG Electrically Powered Governor

8256-079 Technical Specifications

Battery Voltage Measuring Value 24-Volt
Construction Cast Aluminum
Magnetic Pickup Input Minimum 1.5 VRMS
Model Number 1724
Model Type Actuator with Sealed Position Feedback
Steady State Speed Band Maintain ±1/4 of 1% of Rated Speed

Product Description

Product 8256-079 is an actuator manufactured by Woodward. It is part of the Electrically Powered Governor series. Like other actuators in the series, it is designed to be reliable, responsive, and effective. This model is long-lasting thanks to a corrosive-resistant material and an ability to handle high temperatures. The ambient temperature should be kept between -40 to 200 degrees Fahrenheit.

Additional information about model 8256-079 includes;

  • Compatible with gas, gasoline, and diesel engines.
  • Compatible with load-sharing accessories.
  • Maximum power consumption of 60 watts.
  • Preferred travel of 26 degrees.
  • Powered by a 24-volt battery.
  • Minimum magnetic pickup input of 1.5 VRMS.
  • Cast aluminum construction.

Model 8256-079 is compliant with EU Directive and does not need a hydraulic supply or mechanical drive. The actuator weighs less than two pounds and can be mounted to a panel near the engine. This product added to magnetic pickup and electric speed control to create a full EPG system. It is equipped with single-phase droop and isochronous control. The product also utilizes switch-selected dual dynamics. Woodward has discontinued this actuator, but it can be bought and sold through AX Control. AX Control also offers repair services for these models. All repairs come with a warranty lasting three years.

Reviews For 8256-079

Internal Review

The 8256-079 model is a 1724 model, meaning that it has a battery voltage of 24-Volt. While this is the typical battery voltage, the range of the volt control will be a minimum of 20 VDC with a maximum of 32 VDC, please refer to the attached manuals for more information. - AX Control Technician

Repair Services For 8256-079

Type Lead Time Price Action
Repair Service 1-2 weeks $1616

Our highly skilled technicians can repair your 8256-079. All of our repairs come with a 3 Year AX Control Warranty. Please contact us for additional information about our repair process. To receive the repair pricing and lead time listed above please process your repair order via our website. The following repair options may be available upon request:

  • 48-72hr Rush Repair
  • Detailed Repair Reports
  • AX Control Certificate of Warranty

AX Control Warranty Info

All products we sell are backed by our unparalleled warranty. A warranty certificate will be provided with your order upon request.
All PLCs, HMIs, and Turbine Control Boards: 3 Years
All AC/DC and Servo Drives: 2 Years
All Motors: 1 Year
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