4 Repair
4.5.1. Replacement of SMB unit
1933HAC027151-001 Revision: B
© Copyright 2006-2008 ABB. All rights reserved.
Refitting, SMB unit
The procedure below details how to refit the SMB unit.
Action Note
1. Push the SMB unit into its tracks and secure it
with its hexagon nuts.
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• A : Hexagon nut, M5
• B : Tooth lock washer, 6.4 fzb
• C : Hexagon screw, M5x12
quality 8.8
2. Reconnect the connectors to the SMB unit.
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3. Reconnect the battery cable. Connector R1.G
4. Put the SMB/BU unit back into its box and refit
the attachment screws.
Shown in the figure Location of SMB
unit on page 190.
5. Update the revolution counters! Detailed in section Updating
revolution counters on page 254.
Continued
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