SMA SUNNY CENTRAL Maintenance manual - Manual (Page 31)

SMA Solar Technology AG Maintaining the Sunny Central
Maintenance Manual SCWAR-WEN094020 31
3.11.2 Disassembling the heat exchanger of
Sunny Central 400HE-11 / 500HE-11 /630HE-11
1. Open the door of the DC cabinet. The heat exchanger is on the inside of the door.
2. Remove the screws of the lid of the heat exchanger. Place the screws aside.
DANGER!
Death resulting from electric shock and burning upon touching the medium-
voltage grid's live components.
• Only work on the device when it is switched off and voltage-free.