Removing The Motor And Adjusting The Brakes; Oil Change - ABB LME620-AN Operating Instruction

LME / RSD10 / RSD20 / RSD50 / RSD100 (Contrac) ELECTRICAL LINEAR ACTUATOR | OI/LME/RSD10/100-EN REV. G
Removing the motor and adjusting the
brakes
WARNING
Risk of injury!
The actuator position may be changed accidentally by the
repelling power of the valve when the motor is removed or the
brake is released.
• Make sure that process forces are not exerted on the
thrust rod.
In automatic mode, the brake is nearly not exposed to any
mechanical wear, since it is permanently released. Any
readjustment is not necessary. Use the test function of the
configuration software to check the brake.

Oil change

Note
Oils for different temperature ranges may not mixed.
During an oil change, thoroughly remove any oil that may have
escaped to avoid accidents.
Dispose of old oil according to local regulations. Make sure that
the oil does not enter the water cycle. Make sure that any oil
leaking from the device cannot come into contact with hot
components.
Proceed as follows to drain or change the oil:
1. Provide a collecting vessel capable of holding the expected
oil quantity in accordance with Filling volumes on page 26 .
2. Open and release the vent valve, see Mounting position
on page 12.
3. Unscrew the lowermost drain plug to drain the oil.
4. Collect the oil in the collection vessel.
5. Make sure all of the oil has been removed from the actuator
housing.
6. Screw the drain plug back in.
7. Refill with the proper volume of oil in accordance with Filling
volumes on page 26 and securely tighten the vent valve.
25