1.Initiate a REPO by closing the REPO contact.

CAUTION: If the polarity is reversed while connecting the REPO port, the UPS powers up normally.

2.Verify proper connection of the REPO port:

a.Power up the UPS by pressing the Power button.

b.Disconnect the REPO port.

c.Reconnect the REPO port.

If the polarity is correct, the REPO connectors can be disconnected, and then reconnected, without initiating a REPO.

d.Verify that the UPS remains in Operate mode (on page 31).

e.If a REPO is initiated, the polarity is reversed. Check and correct the connections.

Powering down the UPS

1.Shut down all load devices.

2.Switch the load segment circuit breakers the OFF position.

3.Press and hold the Power button for 3 seconds. Power is removed from the load segments and the ON/OFF button blinks.

UPS operations 34