Cleaning The Fans Of The Inverter - SMA COMMERCIAL STORAGE SOLUTION 30 System Manual

14 Troubleshooting
Procedure:
1. Disconnect the product from voltage sources (see Section 11.1, page 119).
2. Unlock the surge arresters by using a screwdriver to turn the latch
to the open position.
3. Pull the surge arresters out of the slots.
4. Dispose of the surge arresters in accordance with the locally applicable disposal regulations for electronic waste.
5. Insert new surge arresters.
6. Lock the surge arresters by using a screwdriver to turn the latch to
the closed position.
7. Ensure that each surge arrester is securely inserted into its slot.
8. Put the product into operation again.
14.5

Cleaning the fans of the inverter

If the performance of the fans is decreasing, it can be restored by cleaning the fans. Indications of a reduction in fan
performance are e.g. unusual fan noise or unusual derating behavior.
Procedure:
1. Disconnect the inverter from all voltage sources (see Section 11.1, page 119).
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SMA Solar Technology AG
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