Motor Operated Valves Training
419-01 MOV (Motor Operated Valve) Application and Construction
When you complete this lesson, you will be able to describe typical components, uses, and operations of motor operated valve actuators.
- List the advantages of using an MOV
- Describe the operation of a typical MOV
- Discuss typical scenarios in which MOV use would be beneficial
- Describe the components of actuators and explain the differences between the Limitorque® 00/000 and 0-3
419-02 MOV (Motor Operated Valve) Disassembly and Inspection, Part 1
When you complete this lesson, you will be able to explain how to disassemble, inspect, and reassemble a Limitorque® SMB-00/000 MOV actuator.
- List the tools and equipment required for MOV inspection and disassembly
- Describe the things and conditions you look for during inspection
- Describe techniques that help prevent component damage during disassembly and reassembly
- Walk through the steps to disassemble a Limitorque® SMB-000/00 MOV, inspect its components, and reassemble it
419-03 MOV (Motor Operated Valve) Disassembly and Inspection, Part 2
When you complete this lesson, you will be able to describe the reassembly techniques applied to the SMB-00/000 Limitorque® MOV.
- List the tools and equipment required for MOV reassembly
Provide a detailed description of the reassembly steps employed with each of the following SMB-00/000 components:
- Declutch shaft and fork
- Drive sleeve
- Worm shaft
- Worm and spring pack
- Spring cartridge cap
- Declutch lever
- Handwheel assembly
- Tripper lever
- Torque switch
- Limit switch
419-04 Limit Switch Adjustment
When you complete this lesson, you will be able to explain the process of adjusting the limit switch for a Limitorque® actuator.
- Walk through the basic, step-by-step process of adjusting a Limitorque® actuator limit switch
- Explain how to determine whether or not the switch needs adjustment
- Discuss why it is important to note the direction of rotation of the intermittent gear shafts while the valve is being repositioned