Flowserve Limitorque QX Maintenance And Spare Parts

3
Limitorque QX Electronic Actuator FCD LMENIM3314-01 – 06/18
flowserve.com
4.7.1 Worm Shaft Assembly Removal 38
4.7.2 Worm Shaft Assembly Replacement 38
4.8 Drive Sleeve, Stops and Encoder Shaft Assemblies 41
4.8.1 Drive Sleeve, Mechanical Stops, Encoder Shaft Removal 41
4.8.2 Drive Sleeve, Mechanical Stops and Encoder Shaft Assembly Remounting 42
4.9 Optional Baseplate Assembly, F/FA-05 & -07 QX-1 & 2, F/FA-10 QX-3 thru 5 43
4.9.1 Optional Baseplate Removal 43
4.9.2 Optional Baseplate Remounting 43
4.10 Torque Nut 44
4.10.1 Optional Small Baseplate Removal 45
4.10.2 Optional Small Baseplate Remounting 45
4.11 Optional Thrust Base Assembly QX-1 & 2 45
4.11.1 Optional Thrust Base Assembly Removal 46
4.11.2 Thrust Base Remounting 47
5 Encoder Assemblies 48
5.1 Encoder 90 Degree Unit Removal. QX-1 thru 5 48
5.1.1 90 Degree Encoder Removal 48
5.1.2 90 Degree Encoder Remounting 49
5.2 Multi Turn Encoder. QXM-1 thru 5, All RPMs 50
5.2.1 Multi Turn Encoder Removal 50
5.2.3 Multi Turn Encoder Remounting 52
6 Electronic Assemblies 54
6.1 Terminal Cover 54
6.1.1 Terminal Cover Removal 54
6.1.2 Terminal Cover Remounting 55
6.2 Controls Cover 55
6.2.1 Controls Cover Removal 56
6.2.2 Controls Cover Subassembly Remounting 57
6.3 Control Modules 58
6.3.1 Control Module Removal 58
6.3.2 Control Module Subassemblies 58
6.3.3 Control Module Remounting 61
6.4 Terminal Block 61
6.4.1 Terminal Block Shield 62
6.4.2 Terminal Block Removal 62
6.5 Mounting of Standard and Optional Controls 62
6.5.1 Installation 62
6.5.2 Removal 67
6.6 Optional Transformer 67
6.6.1 Optional Transformer Removal 68
6.6.2 Optional Transformer Remounting 69
7 Electronic Wiring (Cabling) 70
7.1 AC Low Voltage Wiring (cabling) Quick Reference Guide for Control Module and
Main Board. (Less than 250 VAC) 70
7.1.1 AC Low Voltage Module (Version 1) 70
7.1.2 AC Low Voltage Module (Version 2) 71
7.1.3 DC Board Wiring (24 – 48 VDC) 71
7.2 High Voltage Wiring (cabling) Quick Reference Guide. (Greater than 250 VAC) 71
7.2.1 High Voltage Module 71
7.3 Optional Transformer Wiring (cabling) Quick Reference Guide 72
7.3.1 Optional Transformer Harness Wiring Used With Low Voltage Control Module 73
7.3.2 Optional Transformer Harness Wiring Used With High Voltage Control Module 73
7.3.3 Optional Transformer Harness Routing Used With High Voltage Control Module 73
7.4 Terminal Block Wiring Harness Numbers 74

Flowserve Limitorque QX Specifications

General

Brand	Flowserve
Model	Limitorque QX
Category	Controller
Language	English