SMA SUNNY CENTRAL 900CP XT - Repair Work; Reading off the Replacement Interval Meter

6 Maintenance
SMA Solar Technology AG
Maintenance Manual 61SCCPXT-E7-WA-en-37
Position Material number Designation
G 86-0043553 Risk of lethal electric shock due to active power source
H 86-003307 5 Safety rules
I 86-1086701026 The negative pole of the PV generator is grounded in the inverter.
86-1086701027 The positive pole of the PV generator is grounded in the inverter.
K 86-003304 Unintended tripping due to modified settings.
L 86-003306 Plant protected by conductors.
M 86-003305 Incorrect connection leads to destruction of the device.
N 86-1086701023 Risk of lethal electric shock due to active power source
O 86-0099 Position of grounding
P 86-1086701024 Danger of burn injury due to hot components below the cover.
Q 86-10867153 Risk of electrical shock even when the device is disconnected.
DANGER
Danger to life due to electric shock or electric arc if live components are touched
• Switch off the inverter and wait at least 15minutes before opening it to allow the capacitors to discharge
completely.
• Disconnect the inverter (see Section4, page26).
Procedure:
• Check whether any warning message or label is damaged or missing.
Replace any warning messages and labels which are missing or illegible. If necessary, you can order labels as a
complete set. Contact us (see Section9, page68).
6.5 Repair Work
6.5.1 Reading off the Replacement Interval Meter
1. Log into the user interface as an installer (see Section7.4.1, page66).
2. Select Data > Devices.
3. Select the desired device from the list.
4. Select the tab Instantaneous values.
5. If the instantaneous value CntGfdiSw exceeds 7000, replace the RemoteGFDI (see Section9 "Contact",
page68).
6. If the error message 7714 appears on the touch display, replace the GFDI (see Section9 "Contact", page68).