Emerson Liebert XDCF - Manual (Page 20)

Piping Connections and Piping Access Points
16
Figure 15 Liebert XD system with prefabricated piping assembly and Liebert XD Flex Pipe
5.6 Disconnecting a Liebert XDCF With Liebert XD Flex Pipe From a Liebert XD
System
Tools Required
• Two adjustable wrenches, maximum adjustment size of 2-1/2 inches
• Phillips head #2 screwdriver
1. Close the service valve in the supply line to the Liebert XDCF (smaller coupler).
2. Close the service valve in the return line to the Liebert XDCF (larger coupler).
3. Locate and have at the ready the caps and plugs for both ends of the supply and return couplers.
4. Loosen the female supply coupler from the male supply coupler (smaller coupler). This requires
two adjustable wrenches. Refer to Figure 14.
5. The Liebert XDCF side of the female coupler must be held stationary while the collar on the
coupler is being loosened. Refer to Figure 14.
6. Disconnect the coupler.
NOTE
Before uninstalling a Liebert XDCF with Liebert XD Flex Pipe from the prefabricated piping
mains: Close the supply service valve, wait approximately two minutes, then close the return
service valve.
Read all instructions before beginning.
Return Service Valve
Make sure valve is
open after system
leak check
Supply Service Valve
Make sure valve is
open after system
leak check
Return Flex pipe
Supply Flex Pipe
Return
Main
Supply Main