Cleaning The Fans; Cleaning The Fan At The Bottom - SMA SUNNY TRIPOWER 12000TL-US Installation Manual

SMA Solar Technology America LLC
Event number Message, cause and corrective measures
27304
Update RS485i module
The inverter is updating the 485 Data Module.
27317 Update Speedwire
The inverter is updating the Speedwire data module.
27325 Webconnect update
The inverter is updating the Webconnect Data Module.
27310
Upd. language table
The inverter is updating the Webconnect Data Module.
28205
AFCI self-test successful
The inverter has successfully performed the arc fault detection self-test.
29001 Grid Guard code valid
The entered SMA Grid Guard code is valid. Protected parameters have now
been unlocked and you can adjust the parameters. The parameters will be au-
tomatically locked again after ten feed-in hours.
29004 Grid param. unchanged
Changing the grid parameters is not possible.

10.3 Cleaning the Fans

10.3.1 Cleaning the Fan at the Bottom

First clean the fan at the bottom of the inverter and then clean the fan on the left-hand side of the
enclosure.
Procedure:
1.
Danger to life due to electric shock
• Disconnect the inverter from all voltage sources (see Section 9 "Disconnecting the
Inverter from Voltage Sources", page 39).
2. Wait for the fan to stop rotating.
3. Remove the fan guard and clean it:
• Use a screwdriver to push the two locking
tabs at the right-hand edge of the fan guard
to the right-hand side and remove them
from the retainer.
• Carefully remove the fan guard.
Installation Manual
10 Troubleshooting
STPTL-US-10-IA-xx-17 51