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On factory delivery, the route of the power cable inside the power supply unit for fan unit, or-
dered as maintenance parts, is standardized for power supply unit for fan unit (N1) as illustra-
ted in the following figure (shaded area). When the power supply unit for fan unit is used for
N2 side, it is necessary to change the route of the internal power cable for N2 shown in the
following figure.
Up view
Power cable route N1 (factory delivery)
Power cable route N2
Front View
Power cable route
Power supply output connector
Power supply
input terminals
Screws
Figure 7.7.2-4 Power Cable Route of Power Supply Unit for Fan Unit
l
Procedure of Replacing Power Supply Unit for Fan Unit
1. Disconnect the power supply to the power supply unit for fan unit to be replaced.
2. Remove the power supply output connector from the node fan unit.
3. Remove the screws for fixing the power supply unit for fan unit.
4. Install a new power supply unit for fan unit.
5. Connect the power supply output connector to the node fan unit.
6. Supply the power.
7. Check if the new hardware is working properly.
<7.7 Parts Requiring Periodical Replacement >
7-39
IM 32Q06C10-31E
4th Edition : Jan.30,2015-00