4 Repair activities, controller IRC5
4.6. Replacement of backup energy bank
3HAC021313-001 Revision: K212
© Copyright 2004-2008 ABB. All rights reserved.
Removal
The procedure below details how to remove the backup energy bank.
Refitting
The procedure below details how to refit the backup energy bank.
Action Note/Illustration
1.
DANGER!
Before any work inside the cabinet, please
observe the safety information in section
DANGER - Make sure that the main power
has been switched off! on page 28.
2. Disconnect the connector X4 from the control
power supply.
xx0600002900
• A: connector
• B: cup nut
• C: control power supply
• D: backup energy bank
• E: attachment screw
3. Remove the attachment screw.
4. Pull the backup energy bank out.
A
B
C
D
Action Note/Illustration
1.
DANGER!
Before any work inside the cabinet, please
observe the safety information in section
DANGER - Make sure that the main power
has been switched off! on page 28.
Continued
Continues on next page