Liebert PCW - UM - 273895 - 04.10.2018
CAUTION
If the unit door is open while the fans are operating, the airow may suddenly slam the door open or close.
There is a risk of being hit by the door and hands being crushed.
• Before opening the door, switch o the unit using the local or remote control panel or the external main switch (if
installed).
If small objects are left loose in the fans bay after any maintenance operation, it may result in the object ejection at the
fans start-up.
There is a risk of being hit by small objects.
• Install all protection panels or a grid before starting up the fans after any maintenance operation.
WARNING
If the internal compartments are open immediately after the machine has been switched o, there might be some
hazards related to:
• Components still at high temperature.
• Rotating elements (fan impellers, they might continue to rotate for a while by inertia)
• Sharp edges, splinters and exposed fasteners
Pay attention to the warning labels on the unit.
WARNING
The supply cable of the main switch contains live high-voltage.
• The manufacturer highly recommends that the nal customer installs on site an external main switch, easy to
reach and to facilitate a quick and easy shutdown enabling the power of the unit to be cut o. Refer to the unit
electrical schematics for the installation. Follow all local codes.
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