Repair
Replace Fans
Shutdown system to avoid electric shock. To avoid
burns, do not perform maintenance on the fan until
the system has reached ambient temperature.
Replace Motor Fan
1. Perform Shutdown, page 44.
2. Open cabinet door and disconnect
fan cables from terminal blocks. See
Electrical Schematics, page 91.
3. Remove four s crews (21) from m otor cover (11).
If necessary, fold frame (1) to remove motor
cover (10). See Repair Drive Housing, page 51,
steps 1–10.
4. Cut tie wraps to remove cable.
5. Remove nuts (39), screws (22), washers (34)
and fan (32). Install new fan in reverse order.
Note
Ensure fan (32) b lows onto motor.
Figure 10
Replace Electrical Enclosure Fan
1. Perform
2. Open electrical enclosure door (401). Loosen
four nuts (421) and remove fan (404).
3. Install new fan (404) in reverse order of
disassembly so that the fan blows out of the
electrical enclosure.
333024F 57
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