MAINTENANCE
72 | MVE User Manual (710-17074-00G)
10. Maintenance
10.1 Safety
The MVE is not user serviceable. The unit should only be serviced by authorised service personnel. Unauthorised
tampering with the unit will void the product warranty.
Electrical shock risk
The voltages present in the following locations can cause severe electric shock and may be lethal:
• AC supply cables and connections
• Output cables and connections
• Many internal parts of the starter, and external option units
The AC supply must be disconnected from the starter using an approved isolation device before any cover is removed from the
starter or before any servicing work is performed.
10.2 Maintenance Schedule
The table below lists the minimum maintenance requirements. Your maintenance program may include more frequent
maintenance. In certain environmental conditions (such as dusty or humid environments), increase the frequency of maintenance
to every year.
Filters Check and clean Every 3 months (every 6 weeks in dusty environments)
Control terminals Check tightness Every 2 years
Earthing terminals Check tightness Every 2 years
General MVE Cleanliness Every 2 years
10.3 Tools required
MVE starters can be serviced with the following tools:
• Allen keys (standard metric)
• 16 mm spanners
• 16 mm socket
• Torque wrench ≥20 Nm
• Torx drive screwdriver #20
• Small flat bladed screwdriver 3 mm
• Multimeter
10.4 Thermal Image
After completing commissioning of the MVE and after the motor has been running fully loaded, take a thermal image of the
busbars and other critical parts.
As part of the maintenance program, compare a recent thermal image with the post-commissioning image.
Perform the usual inspection for dust and debris.
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