Flowserve Limitorque MX-85 - User Manual

Experience In Motion
USER INSTRUCTIONS
Limitorque MX
Electronic Actuator
FCD LMENIM2314-00 – 07/08
Maintenance
and Spare Parts
Swanson Flo | 800-288-7926 | www.swansonflo.com

Summary

MX Actuator Subassembly

Maintenance

Covers recommended maintenance practices, including lubrication and O-ring replacement.

Subassembly Removal and Remounting Procedures

Details the steps for removing and reassembling various actuator subassemblies.

Remove Actuator from Mounting Adapter

Actuator Removal with Type B1;B4;B4 E Base (Torque)

Provides detailed steps for removing the actuator from B1/B4/B4E torque bases.

Actuator Removal with Type A1;A1 E Base (Thrust)

Covers procedures for removing the actuator from A1/A1E thrust bases in different configurations.

Mechanical Assemblies

Motor

Details the motor components, removal, and mounting procedures for various MX models.

Declutch

Explains the removal and remounting of the declutch mechanism for different MX models.

Converting Top-Mounted Handwheel to Side-Mounted Handwheel (MX-10, -20, and -40)

Provides steps to convert a top-mounted handwheel to a side-mounted one.

Thrust Base Type A1;A1 E

Lists parts and procedures for A1/A1E thrust bases for various MX models.

Torque Base Type B1

Lists parts and procedures for B1 torque bases for various MX models.

Baseplate Type B4

Lists parts and procedures for B4 baseplates for various MX models.

Worm Shaft

Drive Sleeve (MX-05 and -10)

Drive Sleeve (MX-20, -40, -85, -140, and -150)

Clutch and Clutch Ring Components (MX-20, -40, -85, -140, and -150)

Electronic Assemblies

Control Module

SMT Controls Installation and Removal

SMT Controls Mounting with 54-point Terminal Block

Standard and Optional Controls Mounting with 54-point Terminal Block

Adding Electronic Options to MX Actuator

Explains how to add various electronic options to the MX actuator, including keycodes.

Restoring Power to Actuator with New Control Module

Replacing 19 Amp Reverser

Guides on replacing the 19 Amp reverser on MX-140 and -150 models.

19 Amp Power Assembly

Details the 19 Amp power assembly for units shipped after September 2007.

Encoder (Prior to Sep 2007)

Encoder Drive Cartridge (Prior to Sep 2007)

MX Encoder Removal and Replacement (Since Sep 2007)

Encoder Drive Cartridge (Since Sep 2007)

Solid State Motor Reverser Upgrade Instructions

Provides instructions for upgrading to a Solid State Motor Reverser.

Mounting of SSMR (Solid State Motor Reverser)

Details mounting of SSMR for units shipped after February 2008.

Complete Conversion to SMT Controls

Spare and Replacement Parts

Flowserve Limitorque MX-85 Specifications

General

Model	MX-85
Type	Electric Actuator Controller
Control Method	Microprocessor-based control
Torque Range	Up to 850 lb-ft (1152 Nm)
Communication Protocols	Modbus, Foundation Fieldbus, Profibus
Enclosure Rating	NEMA 4X, IP67
Control Options	Local/remote
Mounting	Direct mounting to actuator
Housing Material	Aluminum alloy with corrosion-resistant coating