SMA SI 4548-US - Manual (Page 37)

SMA America, LLC 5 Opening and Closing
Operating Manual SI4548-6048-US-BE-en-20 37
5 Opening and Closing
The enclosure of the Sunny Island has a removable lid. Remove the enclosure lid only when installing
the device or for required maintenance or repair work.
5.1 Opening the Sunny Island
1. Stop the Sunny Island (see Section 9.2 "Stopping the Sunny Island (Standby)", page 75).
2. Disconnect the Sunny Island from voltage sources (see Section 9.4 "Disconnecting the Device
from Voltage Sources", page 75).
3. Ensure that the system cannot be accidentally switched on again.
4. Loosen all six screws on the enclosure lid and set
them aside.
5. Remove the enclosure lid and set it aside.
☑ The Sunny Island is open.
Danger to life due to high voltages in the Sunny Island
Death or serious injury possible due to electric shock.
• Wait 15 minutes before opening the Sunny Island until its capacitors are discharged.
Risk of burns due to hot components
Some components of the Sunny Island can get very hot during operation. Touching these
components can cause burns. Heat build-up can cause burns.
• During operation, do not touch any parts other than the enclosure lid of the Sunny Island.
• When the Sunny Island is open, do not touch hot surfaces.