Hardware Manual

Table Of Contents
132 Maintenance
Replacing the main cooling fan of frames R1 to R3
WARNING! Obey the safety instructions, page 14. Ignoring the instructions
can cause physical injury or death, or damage to the equipment.
1. Disconnect the drive from the power line. Lock the main disconnecting device and
ensure by measuring that there is no voltage.
2. Release the retaining clip by pushing with a flat screwdriver and turning to the
right.
3. Lift the fan assembly up.
4. Install the new fan assembly in reverse order. Make sure that the fan blows
upwards.
5. Reset the counter in group 5 in the primary control program.
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