Flowserve Limitorque Accutronix MX - Mechanical Assemblies: Maintenance and Replacement; Motor Assembly

Flow Control Division
Limitorque Actuation Systems
Mechanical Assemblies
Accutronix MX Maintenance & Spare Parts Manual 130-12000 Revision B • November 2002 4-1
4 Mechanical Assemblies
4.1 Motor (MX-05, 10, 20, 40, 85, & 140)
NOTE: Proper motor testing is required when replacing motor. Consult your Limitorque
representative or the Limitorque factory to replace with correct motor.
Table 4.1 – Motor Parts List
Part Number Description Qty.
4-1 Motor Cover 1
4-2 Stator 1
4-3 Rotor Assembly 1
4-4 Bearing 1
4-8 Bearing Preload Spring 1
4-9 Setscrew 1
Figure 4.1 – Motor (MX-05, 10, 20, & 40)
4.1.1 Removal
STEP 1
a WARNING Hazardous Voltage! Turn off all power sources to actuator
before removing motor assembly. Power sources may include main power or
control power.
Using an M6 hex key, remove the four M8 screws
(#1-14) that mount the motor assembly to the MX-05 thru MX-40
actuator.
MX-85 requires an M8 hex key and uses an M10 screw.
A
A
4-1
4-2
4-3
4-4
motor
leads
4-8
4-9
Assembly must have
rotation of rotor as shown.
Phase connections are:
T1-Phase 'A'
T2-Phase 'B'
T3-Phase 'C'
View A
1
1-14