Maintenance Bypass - Delta Amplon MBB RT Series User Manual

8. Maintenance Bypass

Follow the steps to let the output load powered by manual bypass when UPS
needs maintenance.
1. Check the UPS is at bypass mode, if not, press and hold the UPS's ON/
OFF button for 3 seconds, release it after you hear one beep, use the
Scrolling Up or Down button to select 'Yes' and press the Enter button to
confirm your selection. The inverter will be off and the UPS will transfer to
run in bypass mode.
2. Loosen 3 screws and you can remove the warning cover of the manual
bypass switch. Please see Figure 8-1.
Chapter 8 : Maintenance Bypass
(Figure 8-1: Loosen 3 Screws from the MBB)
32