Removing the module
1. Loosen the screws connecting the central brace with the frame of the cabinet, and remove
the central brace.
Figure 9-24 Diode module: water connection
2. Close the inlet non-return valve ① and the outlet non-return valve ②. Unscrew the water
supply and outlet pipes ③. Capture the cooling water using the catchment tray. Remove all
water from the diode module.
Figure 9-25 Diode module: phase connections
Maintenance
9.5 Repair
SINAMICS SM150 6SL3845-2NN41-8AD2
158 Operating Instructions Rev.201910281310 EXAMPLE