ABB Symphony Harmony Series, Instructions Manual

Page: 83 / 116

PR5 - 4 WBPEEUI210509A1
Procedure
installed power supply tray is operational and that its status
light is on.
□
1. Open the front door to the cabinet.
□
2. Verify that the circuit breaker on the PEP to the line (LINE
1 or LINE 2) that will power the power supply tray to be
installed is off.
□
3. Slide the new power supply tray into the power chassis and
push until it firmly connects with the power chassis.
□
4. Turn the two thumbscrews (Figure PR5-1 ) clockwise to
secure the power supply tray to the power chassis.
□
5. Plug the power cord into the front of the power supply tray
and secure it with the wire retaining clip.
□
6. Check the circulation vents on the power supply trays and
power chassis and make sure they are free of air flow
obstructions.
□
7. Turn the proper circuit breaker on the PEP to the on
position.
□
8. Verify that the status LED is lit.
C2