Checking The Door Seals - SMA SUNNY CENTRAL 500CP-US/CA Maintenance Manual

SMA America, LLC
Procedure:
Replacing warning labels
Missing or damaged warning labels must be replaced. The warning labels can be ordered from SMA using the SMA
order numbers listed above.
1.
Danger to life due to electric shock or electric arc by touching live components
• Disconnect the inverter and wait 15 minutes until the capacitors have discharged completely (see Section 6).
2. Open all inverter doors.
3. Check whether any label is damaged or missing.
Replace the safety labels if they are damaged or missing. In the case of missing or damaged safety labels, contact
the SMA Service Line.
4. Close the inverter.

7.10 Checking the Door Seals

Figure 11: Section drawing with top view of seals (example)
Position Designation
A Seal
B Side panel
C Sealing area
D Hinge
E Door
F Frame section
Required maintenance material (not included in the scope of delivery):
☐ A suitable water-free, heat-resistant lubricant, e.g. talcum, petroleum jelly or wax.
Procedure:
1.
Danger to life due to electric shock or electric arc by touching live components
• Disconnect the inverter and wait 15 minutes until the capacitors have discharged completely (see Section 6).
2. Check whether the seals in the sealing area show any damage. Tip: the sealing area is not visible when the door is
closed.
Maintenance Manual
7 Maintenance in Disconnected State
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