4 Repair
4.5.1. Replacement of SMB unit
3HAC027151-001 Revision: B192
© Copyright 2006-2008 ABB. All rights reserved.
7. Unscrew the hexagon nuts securing the SMB
unit, not more than it is possible to pull the SMB
unit out.
xx0600003053
• A: Hexagon nut, M5
• B: Tooth lock washer, 6.4 fzb
• C: Hexagon screw, M5x12
quality 8.8
8. Pull the SMB unit out carefully.
Action Note
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