Piping
Figure 27 Detail view of Liebert XD Flex Pipe and prefabricated piping port
Tighten with torque wrench.
DO NOT OVERTIGHTEN!
Flex Pipe
Service Valve
Note: Make sure the valve is closed before attaching Liebert XD Flex Pipe to the system.
Hold threaded coupler here with a wrench to keep the brass body on
the female connector
from rotating while tightening collar with a torque wrench.
11.Repeat Steps 3 through 10 for the remaining Liebert XD Flex Pipe.
12.For a Liebert XDR module with removable couplings, open the return and then supply service valves. If the Liebert XDR is
13.Refer to the Liebert XDC or Liebert XDP user manual for procedures for evacuation, leak check, charging and startup.
If adding a
1.Open the return service valve.
2.Open the supply service valve.
Figure 28 Liebert XD prefabricated piping assembly and Liebert XD Flex Pipe
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
Main
Supply Main
Return Liebert
XD Flex Pipe from
Liebert XDR
Supply Liebert XD Flex Pipe from Liebert XDR
26