Do not attempt to tighten bolts or screws that are not discussed in this user guide and that are
not needed for normal installation and maintenance procedures. The sealing of the bolts and
screws can break.
Correct supervision and maintenance of the electric machine makes sure that the electric machine has
reliable operation and designed lifetime.
Cleaning
Never open or remove the watertight ventilation plugs. Clean them only from the outside.
Risk of electric shock if the electric machine is cleaned against instructions allowing water to
go in to the electric machine.
Keep the electric machine clean. For cleaning, use non-abrasive and non-corrosive cleaning products.
Make sure that the detergent may be used for aluminum.
When pressure washing the electric machine, make sure that the water spray does not directly hit the
gaskets.
Ventilation plugs
Bearings and lubrication
Grease relubricable bearings
The grease relubricable bearings need regular greasing. Follow the relubrication interval and
instructions described in this Chapter.
User Guide
EM-PMI375
Maintenance
62 |
©
Danfoss | November 2021
BC265856307805en-000202
