21/21
Building Technologies Division
Mounting Instructions AGU2.522... CC1J7215en
Industry Sector
List of figures
11.05.2011
7
List of figures
Figure 1: Plastic support AGU2.522... with extra PCB
....................................................9
Figure 2: Extra PCB
.......................................................................................................10
Figure 3: Extra PCB assembled
....................................................................................11
Figure 4: Removal of boiler’s front cover
.......................................................................12
Figure 5: Control section folded down
...........................................................................13
Figure 6: Cover from control section removed
...............................................................13
Figure 7: ESD wrist strap
...............................................................................................13
Figure 8: Connection of ESD wrist strap to the boiler
....................................................14
Figure 9: Disconnection of cables and removal of fuse
.................................................14
Figure 10: Removal of housing
......................................................................................15
Figure 11: 7 fixing screws
..............................................................................................15
Figure 12: Removal of motherboard
..............................................................................16
Figure 13: Never touch the motherboard itself!
.............................................................16
Figure 14: Motherboard placed on plastic foam suited for ESD or stored in an ESD bag
................................................................................................................................17
Figure 15: Package with extra PCB
...............................................................................18
Figure 16: Fitting the extra PCB
....................................................................................19
Figure 17: Replacement of LMU74...
.............................................................................19
Siemens AG Industry Sector Building Technologies Division
Berliner Ring 23
D-76437 Rastatt
Tel. 0049-7222-598-279
Fax 0049-7222-598-269
www.sbt.siemens.com
© 2011 Siemens AG Industry Sector Building Technologies Division
Subject to change!