Limitorque SMB-5T - Default Chapter; Table of Contents

SMB/SB Installation and Maintenance Manual 140-11000 • July 2003 III
Flow Control Division
Limitorque Actuation Systems
Table of Contents Page #
1 Introduction 1-1
1.1 Purpose 1-1
1.2 User Safety 1-1
2 Product Capabilities and Features 2-1
2.1 Initial Inspection and Storage Instructions 2-1
2.2 Product Identification 2-1
2.3 Inspection and Recording 2-2
2.4 Storage Procedure 2-2
3 Actuator Weights 3-1
4 Installation Instructions 4-1
4.1 Safety Precautions 4-1
4.2 Safety Practices 4-1
4.3 Prepare Initial Actuator 4-2
4.3.1 Mounting Base 4-2
4.3.2 Stem Acceptance 4-2
4.4 Setting Limit Switch 4-3
4.4.1 Two-Train Geared Limit Switch 4-3
4.4.2 Four-Train Geared Limit Switch 4-6
4.5 Setting Torque Switch 4-8
4.5.1 SMB-000 Double Torque Switch 4-8
4.5.2 SMB-00 Double Torque Switch 4-11
4.5.3 SMB-0 through SMB-5 Double Torque Switch 4-13
4.6 Position Indication 4-15
4.6.1 Local Position Indicator 4-15
4.6.2 Remote Position Indicator (50 ohm or 1000 ohm Potentiometer) 4-15
4.6.3 Remote Position Indicator (Resistance-to-Current Signal Converter) 4-15
4.7 Additional Electrical Components 4-17
4.7.1 Reversing Starter 4-17
4.7.2 Overload Relays 4-17
4.7.3 Control Station 4-18
5 Operation 5-1
5.1 Motor Operation 5-1
5.2 Manual Operation 5-2
6 Maintenance 6-1
6.1 Routine Maintenance 6-1
6.2 Major Maintenance 6-1
6.3 Lubrication 6-2
6.3.1 Lubrication Inspection 6-2
6.3.2 Standard Lubricants 6-2
6.3.3 Minimum Lubricant Qualities Required 6-3