Checking the fans, 4 checking the fans – SMA SMC 9000TL Installation User Manual
Page 68

68
SMC9-11TLRP-IA-en-51
Installation Manual
10 Troubleshooting
SMA Solar Technology AG
7. Insert the fan into the inverter until the fan audibly clicks into place.
8. Push the fan guard into the retainer until it audibly clicks into place.
9. Recommission the inverter (see section 8).
10. Check the fan to ensure that it is functioning (see section 10.4).
There are two ways to check the function of the fans:
• Using a communication product to set the parameters
or
• Inserting a jumper in the inverter
Using a Communication Product to Set the Parameters
1. Open the user interface of the data logger or software.
2. Enter the installer password.
3. Select the parameter Fan-Test and set it to 1 or Fan test and set it to On.
4. Check whether air is coming out of the ventilation grids and whether the fans are making any
unusual noises.
If there is no air coming out of the ventilation grids or the fans are making unusual noises, then
presumably the fans were not installed properly. Check the fan installation.
If the fans were installed correctly, contact the SMA Service Line.
5. Select the parameter Fan-Test and set it to 0 or Fan test and set it to Off.
6. Insert the plug of the fan into the socket until it
clicks into place.
10.4 Checking the Fans