Series 642
MAINTENANCE
605403ED
Edition 2017-11-24
79/94
7.2.3
Retrofit / replacement procedure
Top view on control and actuating unit with panel removed:
All boards have a fixed position into control and actuating unit. It is not possible to fit a
board in other position as shown in picture above!
7.2.3.1
Required tools
•
Open end wrench 4.5 mm
•
Open end wrench 7 mm
•
Pozidriv screw driver size 1
•
Screw driver size 2
Master board
Interface
board
Connector board
Option board
Motor driver board