To transfer the UPS to Maintenance Mode, the following procedures should be followed.
1. Check the status before the Maintenance Mode.
Before transferring to the Maintenance Mode, the circuit breakers (CB) are in the following
status: Input and Output are closed (in the on position); the Maintenance Bypass is open, as
it is shown in the figure above;
2. Transfer to the Maintenance Mode for maintenance
(a) Enter the menu -->function 1-->transfer to bypass and the system transfers to
bypass.