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Limitorque MX Maintenance and Spare Parts FCD LMENIM2314-00 – 07/08
flowserve.com
Contents
1 Introduction 1
1.1 Premise 1
1.2 Procedure Emphasis 1
1.3 Important Notes and Warning Statements 1
1.4 Reference Documents 2
2 MX Actuator Subassembly 3
2.1 MX Actuator Subassembly Components 4
2.1.1 Product Description 4
2.1.2 Storage 4
2.1.3 Unit Weights 5
2.2 Product Identification 5
2.2.1 Initial Inspection and Recording Suggestions 5
2.3 Maintenance 6
2.3.1 Recommended Maintenance 6
2.3.2 Unit Lubrication 6
2.3.3 O-Ring and Lubrication 8
2.4 Subassembly Removal and Remounting Procedures 8
2.5 How to Order Replacement Subassemblies 9
2.5.1 Replacement Parts 9
2.5.2 Return Procedure 9
3 Remove Actuator from Mounting Adapter 11
3.1 Actuator Removal with Type B1/B4/B4E Base (Torque) 11
3.1.1 Removal (Type B1/B4/B4E Base) 11
3.1.2 Remounting (Type B1/B4/B4E Base) 12
3.2 Actuator Removal with Type A1/A1E Base (Thrust) 14
3.2.1 Removal (Type A1/A1E Base) Actuator Removal Separate from Thrust Base 14
3.2.2 Remounting (Type A1/A1E Base) Actuator Remounting Separate from Thrust Base 15
3.2.3 Removal (Type A1/A1E Base) Actuator and Thrust Base as a Unit 17
3.2.4 Remounting (Type A1/A1E Base) Actuator and Thrust Base as a Unit 18
4 Mechanical Assemblies 19
4.1 Motor 19
4.1.1 Removal 20
4.1.2 Remounting 21
4.1.3 Removal and mounting of MX-140 motor (40 RPM and greater) 22
4.1.4 Remounting 23
4.1.5 Mounting of MX-150 motor 23
4.2 Declutch 25
4.2.1 Removal 27
4.2.2 Remounting 29
4.3 Top-Mounted Handwheel (MX-05, -10, -20, and -40) 32
4.3.1 Removal 33
4.3.2 Remounting 33
4.4 Side-Mounted Handwheel Without Spur Gear Attachment (MX-10, -20, -85, -140, and -150) 35
4.4.1 Side-Mounted Handwheel Without Spur Gear Attachment (MX-85, -140, and -150) 36
4.4.2 Removal of Side-Mounted Handwheel (MX-10, -20, -85, -140, and -150) 37
4.4.3 Removal 37
4.4.4 Remounting 39
Swanson Flo | 800-288-7926 | www.swansonflo.com
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