SMA SUNNY CENTRAL 900CP XT - Page 49

6 Maintenance
SMA Solar Technology AG
Maintenance Manual 49SCCPXT-E7-WA-en-37
4. Remove the connection plug of the temperature control.
☑ The inverter switches off with an audible click. After approximately 2 minutes, the inverter audibly switches
the supply voltage off.
✖ There is no audible switching sound?
• Contact SMA Solar Technology AG.
5. Check whether the heating elements are radiating heat after a delay time of 5minutes.
If the heating elements are not radiating heat, contact us (see Section9 "Contact", page68).
6. Insert the connection plug of the temperature control.
☑ The inverter switches the supply voltage on with an audible click. After approximately 2 minutes, the inverter
again emits an audible switching sound.
✖ There is no audible switching sound?
• Contact SMA Solar Technology AG.
7. Mount the protective covers (see Section7.1.2, page63).