Vertiv | Liebert PEX+Chilled Water | User Manual 38
Installation
No. Description No. Description
1 Fan mount roof 3 The unit bottom
2 Bolt
Figure 2-29 Lowered Fan
6. Remove the hook from the L-shaped lifting component, turn the handle clockwise, arranged the sling in order
and remove the fixing bolts (refer Figure 2-28: Position of Fixing Bolt, totally two PCS) of the winch bracket,
and take out the winch and the bracket assembly.
7. Remove the fixing bolts of the L-shaped lifting component and take out the L-shaped lifting component. At
this point, the operation of lowering the fan of the one-bay unit is complete. For the unit with two fans, lower
the other fan too, using the fan elevator assembly. The requirements are as follows:
8. Repeat steps 1-7 of the one-bay unit to lower the other fan.
9. After lowering all fans, arrange the fan cables in the correct order and fix them using a cable tie.
10. Confirm whether the EC fan has been lowered and installed and ensure that the blade does not touch the fan
housing when the fan rotates.
In case of two bays and three bays units, electrical control boxes blocking the fan and infrared humidifier must
be removed from the left side before lowering the fan.
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