User's Manual

5 Maintenance
Page 37
4. Remove the fan unit – by putting slight
pressure on the fan plate cover – to a
position that allows access to the fan
connector and the earth-bonding
cable.
5. Unscrew the fan connector and then
disconnect the earth-bonding cable.
 Note: To observe the specified torque of 650 Ncm for an M5 thread, use
an appropriate tool for the following screwing procedures.
6. To mount the new fan unit, re-connect the earth-bonding cable and the fan
connector (see step 5). Then, place the fan unit back into its original position and
fix it tight.
7. Screw the whole fan unit to the cabinet with the four tallow-drop screws M4x8
(see step 2). In order not to exceed the specified torque of 330 Ncm, use an
appropriate tool.
8. Put the protective cover back on the top of the cabinet (see step 2).
Fan-unit connector
Earth-bonding cable