User's Manual

MOL81 485 1312/MOL81 485 1337
MOL81 485 1312-MOL81 485 1337-UM-1.4-EN 18/20
9 MAINTENANCE
9.1 Regular maintenance
The MOL81 requires no regular maintenance.
The unit should be regularly cleaned to avoid accumulation of dirt.
The unit should be regularly checked for:
- cracks in the case
- broken mounting points
- missing mounting screws
- screws tightened with specified torque
- connectors correctly locked
MOL81 operation should be regularly checked according to the above procedure.
9.2 Device replacement
If the MOL81 needs to be replaced, the procedure is as follows:
- Turn the knurled ring of the plug anti-clockwise (1/3 turn) to unlock the connectors
- Remove the 4 mounting screws and dismount the unit, taking care to record the orientation
- Place the new MOL81 in the same position, insert the 4 mounting screws and tighten to the specified
torque
- Insert connector and turn the knurled ring clockwise (1/3 turn) until locked.
Check for correct operation according to the procedure above.
9.3 Recycling
All decommissioned units must be returned to BALOGH SA for appropriate recycling according to directive
D3E.