26 Chapter 5 Water Connections
Liebert.CRV Series Air Conditioner User Manual
5.2 Water Connections – Supply Humidifier And Drain Water (All Units)
Units with condensate pump are pre-set to be connected from the top. If it’s to use floor connections the water lines
can be intercepted in the points shown in Figure 5-2.
Figure 5-2 Points for intercepting water lines
The schematic diagram of condensate drain without pump is shown in Figure 5-3, take the following procedures:
Use galvanized steel, PVC or flexible polythene tubing.
Allow a 2% gradient towards the drain.
There must be a drain trap
①
placed at least 20 cm/8” below the drain tray
②
. The drain trap must be placed
under the unit, in the false floor.
Fill the drain trap with water
③
.
Bracket
(2 pcs)
2
3
1
Min. 20cm
Min. 10cm
To be connected
by user
Note:
1. Do not cut the bracket of this drain trap or
the draining of the condenser will be affected.
2. Fill the drain trap with water before startup
to avoid spraying condensate.
3. To avoid water leakages, use teflon tape
between flexible tube and connections.
Figure 5-3 Condensate drain
For humidifier (optional), refer to
Appendix 1 Humidair Humidifier.
