10. When instructed to do so, disconnect oil pipes from the Oil In and Oil Out connections on
the outside of the DGA monitor. Place the ends of the pipes in the waste oil container to
collect the oil that drains out.
11. Check the checkbox to acknowledge that the oil pipes are now disconnected, and select
Continue.
12. When instructed to do so, reattach the bleed plug to the bleed valve.
13. Plug the Oil In and Oil Out connectors of the DGA monitor to prevent the small amount of
oil remaining in the system (less than one deciliter, 3.4 fl. oz.) from draining out during
transport.
14. Plug the intake and return oil lines.
15. Select Finish to end the uninstallation sequence.
16. Turn o OPTPSU power to the DGA monitor:
a. Turn o OPTPSU power from the external disconnection device.
b. Lock the disconnection device in the o position, if possible.
c. Attach a warning label to the disconnection device that clearly states why the power
is turned o.
17. Disconnect the cables between the power supply unit and the DGA monitor.
18. Plug and tighten the cable glands to maintain cabinet tightness during storage.
19. Uninstall the equipment in reverse order of installation.
See OPT100 Installation Guide (M211857EN) for details.
Chapter 4 – Maintenance
79
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