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Product Manual 37729
(Revision B)
Original Instructions
for EGB-10 Governor/Actuator
Operation Manual
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Table of Contents
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Summary of Contents for Woodward EGB-10
- Page 1 Product Manual 37729 (Revision B) Original Instructions Two-Solenoid Speed Setting Mechanism for EGB-10 Governor/Actuator Operation Manual...
- Page 2 Woodward reserves the right to update any portion of this publication at any time. Information provided by Woodward is believed to be correct and reliable. However, no responsibility is assumed by Woodward unless otherwise expressly undertaken.
- Page 3 Start-up On- and off-highway Mobile Applications: Unless Woodward's control functions as the supervisory control, customer should install a system totally independent of the prime mover control system that...
- Page 4 Do not touch the components or conductors on a printed circuit board with your hands or with conductive devices. To prevent damage to electronic components caused by improper handling, read and observe the precautions in Woodward manual 82715 , Guide for Handling and Protection of Electronic Controls, Printed Circuit Boards, and Modules.
- Page 5 (Figure 1) This manual should be used with either manual 37708 or 82340, which covers the EGB-10 governor/actuator. In addition, you should be familiar with the operation of the three sections within the governor/actuator (electric actuator, mechanical governor, and hydraulic amplifier).
- Page 6 EGB-10 Two-Solenoid Speed Setting Mechanism Manual 37729 Operation (Figure 2) Idle Speed When solenoid A is energized, its plunger is seated and subgovernor pressure oil forces the seal piston up. The seal piston raises the seal spring, idle speed piston, idle speed screw, maximum speed piston, and the piston link. Upward movement of the idle speed screw and attached linkage stops when the idle speed piston contacts the retaining ring.
- Page 7 Manual 37729 EGB-10 Two-Solenoid Speed Setting Mechanism Figure 2. Schematic Diagram, Two-Solenoid Speed Setting Mechanism Woodward...
- Page 8 Table 1 describes the function and adjustment procedures for the two-solenoid speed setting adjustment components. See manual 37708 or 82340 for complete adjustment information on the EGB-10 governor/actuator. Be prepared to make an emergency shutdown when starting the engine, turbine, or other type of prime mover, to protect against runaway or overspeed with possible personal injury, loss of life, or property damage.
- Page 9 Manual 37729 EGB-10 Two-Solenoid Speed Setting Mechanism Parts Information When ordering parts, supply the following information: Actuator serial number shown on nameplate Manual number (this is manual 37729) Figure number, reference number, and the part name given in the parts list ...
- Page 10 EGB-10 Two-Solenoid Speed Setting Mechanism Manual 37729 Parts List for Figure 3 Ref. No. Part Name ............. Quantity 37729-1 Screw, fil. hd., 1/4-28 x 5/8 (MS35266-80) ....6 37729-2 Washer, lock, 1/4 (MS35338-44) ....... 6 37729-3 Top cover ..............1 37729-4 Cover gasket .............
- Page 11 Manual 37729 EGB-10 Two-Solenoid Speed Setting Mechanism Figure 3. Two-Solenoid Speed Setting Mechanism Parts Woodward...
- Page 12 EGB-10 Two-Solenoid Speed Setting Mechanism Manual 37729 Parts List For Figure 4 Ref. No. Part Name ............. Quantity 37729-101 Screw, rd. hd., 6-32 x 5/16 ........1 37729-102 Screw, rd. hd., 6-32 x 3/8 .......... 1 37729-103 Washer, lock, int. tooth, #6 (MS35333-37) ....2 37729-104 Terminal block, 3 position ..........
- Page 13 Manual 37729 EGB-10 Two-Solenoid Speed Setting Mechanism Figure 4. Speed Setting Cylinder Parts Woodward...
- Page 14 Email and Website—www.woodward.com Woodward has company-owned plants, subsidiaries, and branches, as well as authorized distributors and other authorized service and sales facilities throughout the world. Complete address / phone / fax / email information for all locations is available on our website.
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