Motor - ABB LME620AI Service Instruction

5.2

Motor

LME620 uses an integrated motor. The stator is integrated into the actuator housing which makes the
motor housing a part of the actuator housing.
5.2.1 Motor removal
STOP Note that the actuator position may be changed accidentally by the external load on the drive when the
brake is released or the motor is removed
STOP
(68de_0039)
Fig. 5: Rear view of LME620
(without cover / electronic unit)
- remove the rear cover (cover with electronics at LME620 AI)
- unscrew the 4 motor fastening screws (1)
- loosen the 4 grub screws (2)
- take the brake body with rotor out (3)
- take the stator (4) out
NOTICE The lower end of the stator shaft is supported by 2 separated disk springs. Make sure you get them out
with the motor.
43/68-13 EN Electrical Linear Actuators for Continuous Modulating Control LME620AI / LME620AN (Contrac)
1
Fig. 6:
Maintenance
3
4
(68de0014)
9