SMA SC 500HE-20 Maintenance Manua - Manual (Page 39)

SMA Solar Technology AG 7 Maintaining the Accessories
Maintenance Manual SC500-800HE20-WH-en-10 39
7.1.6 Checking the Enclosure Interior
2. Check the sealing of the device.
3. Ensure that the drain plugs and vent plugs are intact and clean.
4. Ensure that there is no condensation water inside the enclosure.
7.1.7 Checking the Base Plate
2. Ensure that the vent plug on the Sunny String-Monitor SSM is not dirty or damaged.
3. If the vent plug is dirty or damaged, clean or replace it.
4. Ensure that all cable glands are sealed and securely in place.
5. Ensure that the connectors are intact and securely in place.
1. %"/(&3
Danger to life from electric shock or electric arc when touching live components.
• Disconnect the Sunny String-Monitor (see Section 7.1.1).
1. %"/(&3
Danger to life from electric shock or electric arc when touching live components.
• Disconnect the Sunny String-Monitor (see Section 7.1.1).